EX-99.2 3 exhibit99-2.htm TECHNICAL REPORT DATED APRIL 7, 2008 Filed by Automated Filing Services Inc. (604) 609-0244 - Fronteer Development Group Inc. - Exhibit 99.2

FORM 43-101F1
TECHNICAL REPORT

AN UPDATE ON THE EXPLORATION ACTIVITIES
OF
AURORA ENERGY RESOURCES INC.
ON THE
CMB URANIUM PROPERTY,
LABRADOR, CANADA,
DURING THE PERIOD
JANUARY 1, 2007 TO DECEMBER 31, 2007,

PART II - CMB MINERAL RESOURCES

Located on NTS Sheets:
13J/11, 13J/12, 13J/13, 13J/14, 13K/03, 13K/06, 13K/09

 

Submitted on April 7th, 2008
In fulfillment of reporting requirements under NI 43-101

 

Prepared by:

Ian Cunningham-Dunlop, P. Eng.
Christopher Lee, P. Geo.

Prepared for:

Aurora Energy Resources Inc.
Suite 1650, 1055 West Hastings Street,
Vancouver, BC, V6E 2E9

                                                                                                                                                                                                                                                 1

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




2.0 TABLE OF CONTENTS  
       
3.0 SUMMARY 10
       
4.0 INTRODUCTION AND TERMS OF REFERENCE 14
       
5.0 RELIANCE ON OTHER EXPERTS 15
  .      
6.0 PROPERTY DESCRIPTION AND LOCATION 16
       
7.0 ACCESSIBILITY, CLIMATE, LOCAL RESOURCES, INFRASTRUCTURE AND PHYSIOGRAPHY 20
       
8.0 HISTORY 21
       
9.0 GEOLOGICAL SETTING 22
       
10.0 DEPOSIT TYPES 27
       
11.0 MINERALIZATION 28
       
   11.1 INTRODUCTION 28
   11.2 URANIUM PROSPECTS OF THE POST HILL GROUP 28
   11.3 URANIUM PROSPECTS OF THE ALLIK GROUP 29
       
12.0 EXPLORATION 32
       
   12.1 2003 EXPLORATION WORK 32
   12.2 2004 EXPL0RATION WORK 32
   12.3 2005 EXPLORATION WORK 34
   12.4 2006 EXPLORATION WORK 36
   12.5 2005-2006 ENVIRONMENTAL BASELINE WORK 41
       
13.0 DIAMOND DRILLING 42
       
   13.1 MICHELIN TARGET AREA 42
         13.1.1 Introduction 42
         13.1.2   Eastern Exploration 44
         13.1.3 Main Zone Down- Plunge 44
         13.1.4 Eastern Shoot Down-Plunge 44
         13.1.5 Confirmation Drilling 46
         13.1.6 Western Shoot 46
         13.1.7 Discussion 46
   13.2 JACQUES LAKE TARGET AREA 52
         13.2.1 Introduction 52
         13.2.2 Discussion 52
   13.3 MELODY LAKE TARGET AREA 61
         13.3.1 Introduction 61
         13.3.2 Discussion 62
   13.4 AURORA CORRIDOR TARGET AREA 64
         13.4.1 Introduction 64
         13.4.2 Discussion 64
   13.5 BURNT BROOK TARGET AREA 70
         13.5.1 Introduction 70
         13.5.2 Discussion 70
   13.6 GAYLE TARGET AREA 75
         13.6.1 Introduction 75
         13.6.2 Discussion 75

                                                                                                                                                                                                                                                 2

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




   13.7 GEAR TARGET AREA 80
         13.7.1    Introduction 80
         13.7.2    Discussion 80
   13.8 INDA TARGET AREA 84
         13.8.1    Introduction 84
         13.8.2    Discussion 84
   13.9 NASH TARGET AREA 89
         13.9.1    Introduction 89
         13.9.2    Discussion 89
       
14.0 SAMPLING METHOD AND APPROACH 93
       
   14.1 CORE DRILLING AND LOGGING 93
   14.2 DRILL CORE SAMPLING 93
   14.3 HEALTH AND SAFETY PROTOCOLS FOR PERSONNEL 94
       
15.0 SAMPLE PREPARATION, ANALYSES AND SECURITY 95
       
   15.1 DRILL CORE SAMPLES 95
   15.2 SHIPPING 95
   15.3 ASSAY LABORATORY 95
   15.4 SAMPLE PREPARATION 96
   15.5 ASSAY PROCEDURES 96
   15.6 STORAGE OF DRILL CORE, PULPS AND REJECTS 96
       
16.0 DATA VERIFICATION 97
       
   16.1 STANDARDS 97
   16.2 BLANKS 104
   16.3 QUARTER SPLIT FIELD DUPLICATES 107
   16.4 PREP DUPLICATES 108
   16.5 PULP DUPLICATES 109
   16.6 CHECK ASSAYS 110
   16.7 CONCLUSION 110
       
17.0 ADJACENT PROPERTIES 110
       
18.0 MINERAL PROCESSING AND METALLURGICAL TESTING 111
       
19.0 MINERAL RESOURCE ESTIMATE 112
       
   19.1 MICHELIN 113
         19.1.1    Resource Model 113
         19.1.2    Data 115
         19.1.3    Grade Estimation 122
         19.1.4    Bulk Density 123
         19.1.5    Interpolation Results 124
         19.1.6    Block Model Validation 126
         19.1.7    Mineral Resource Classification 128
   19.2 JACQUES LAKE 130
         19.2.1    Resource Model 130
         19.2.2    Data 132
         19.2.3    Grade Estimation 134
         19.2.4    Bulk Density 136
         19.2.5    Interpolation Results 136
         19.2.6    Block Model Validation 138
         19.2.7    Mineral Resource Classification 140
   19.3 RAINBOW 142
         19.3.1    Resource Model 142

                                                                                                                                                                                                                                                 3

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




         19.3.2    Data 144
         19.3.3    Grade Estimation 147
         19.3.4    Bulk Density 148
         19.3.5    Interpolation Results 148
         19.3.6    Block Model Validation 150
         19.3.7    Mineral Resource Classification 151
   19.4 INDA TREND 153
         19.4.1    Resource Models 153
         19.4.2    Data 155
         19.4.3    Grade Estimation 161
         19.4.4    Bulk Density 163
         19.4.5    Interpolation Results 163
         19.4.6    Block Model Validation 168
         19.4.7    Mineral Resource Classification 171
   19.5 CONCLUSIONS 174
       
20.0 OTHER RELEVANT DATA AND INFORMATION 176
       
21.0 INTERPRETATION AND CONCLUSIONS 177
       
   21.1 MICHELIN TARGET AREA 177
   21.2 BURNT BROOK TARGET AREA 177
   21.3 JACQUES LAKE TARGET AREA 178
   21.4 GEAR TARGET AREA 178
   21.5 INDA TARGET AREA 178
   21.6 NASH TARGET AREA 179
   21.7 MELODY HILL TARGET AREA 179
   21.8 AURORA CORRIDOR TARGET AREA 179
   21.9 GAYLE TARGET AREA 180
       
22.0 RECOMMENDATIONS 181
       
   22.1 DISCUSSION 181
   22.3 RECOMMENDATIONS 182
       
23.0 REFERENCES 184
       
24.0 DATE 189
       
       
Figures Listing:  
FIGURE 6.1: LOCATION MAP – CMB URANIUM PROPERTY 18
FIGURE 6.2: MINERAL TENURE MAP – CMB URANIUM PROPERTY 19
FIGURE 9.1: REGIONAL GEOLOGY MAP - CMB PROJECT 24
FIGURE 9.2: DISTRICT GEOLOGY MAP - CMB PROJECT 25
FIGURE 9.3: TABLE OF FORMATIONS 26
FIGURE 13.1: MICHELIN TARGET AREA, PLAN MAP OF 2007 DDH LOCATIONS 43
FIGURE13.2: MICHELIN MAIN PROPERTY DDH SECTION 9+40W 47
FIGURE 13.3: MICHELIN TARGET AREA, DDH VERTICAL LONGITUDINAL SECTION 48
FIGURE 13.2.1: JACQUES LAKE TARGET AREA , PLAN MAP OF 2007 DDH LOCAT IONS 54
FIGURE 13.2.2: JACQUES LAKE TARGET AREA , DDH CROSS-SECTION L900ME 56
FIGURE 13.2.3: JACQUES LAKE TARGET AREA , DDH VERTICAL LONGITUDINAL SECTION 57
FIGURE 13.3.1: MELODY LAKE TARGET AREA , PLAN MAP OF 2007 DDH LOCAT IONS – JAMSON LAKE 62
FIGURE 13.3.2: MELODY LAKE TARGET AREA , PLAN MAP OF 2007 DDH LOCAT ION – MELODY LAKE 62
FIGURE 13.4.1: AURORA CORRIDOR TARGET AREA, PLAN MAP OF 2007 DDH LOCATIONS 67
FIGURE 13.4.2: REPRESENTATIVE CROSS-SECTION OF DRILL HOLES AR07-001 AND AR07-002 68
FIGURE 13.5.1 BURNT BROOK TARGET – CROSS SECTION L950ME 72
FIGURE 13.5.2: BURNT BROOK TARGET AREA, PLAN MAP OF 2007 DDH LOCATIONS 74

                                                                                                                                                                                                                                                 4

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




FIGURE 13.6.1 GAYLE TARGET AREA, PLAN MAP OF 2007 DDH LOCATIONS

78

FIGURE 13.6.2: GAYLE REPRESENTATIVE CROSS-SECTION L250 ME

79

FIGURE 13.7.1: GEAR TARGET AREA, PLAN MAP OF 2007 DDH LOCATIONS

82

FIGURE 13.7.2: WNW-ESE ORIENTED CROSS-SECTION INCL . DDH G07-005 TO G07-007A

83

FIGURE 13.8.1: INDA TARGET AREA, PLAN MAP OF 2007 DDH LOCATIONS

87

FIGURE 13.8.2: INDA TARGET AREA - CROSS SECTION 375ME

88

FIGURE 13.9.1: NASH TARGET AREA, PLAN MAP OF 2007 DDH LOCATIONS

91

FIGURE 13.9.2: NW- SE CROSS -SECTION THROUGH HOLES N07-005 AND N07-006

92

FIGURE 19.1.1: CROSS-SECTION 900W SHOWING POLYGONAL INTERPRET ATION OF MINERALIZED DOMAINS WITHIN THE MICHELIN DEPOSIT

114

FIGURE 19.1.2: 3D OBLIQUE VIEW OF THE MICHELIN RESOURCE MODEL, LOOKING NW

114

FIGURE 19.1.3: HISTOGRAM SHOWING THE LENGTH DISTRIBUTION OF MAFIC DYKES WITHIN THE MINERALIZED ZONES OF THE MICHELIN DEPOSIT

115

FIGURE 19.1.4: HISTOGRAMS SHOWING THE GRADE DISTRIBUTIONS OF (A) ALL ASSAYS AND (B) ASSAYS CAPTURED WITHIN THE MODELED MINERALIZED DOMAINS

116

FIGURE 19.1.5: CUMULATIVE PROBABILITY PLOT SHOWING T HE DISTRIBUTION OF GRADE DATA WITHIN THE MODELED MINERALIZED DOMAINS

116

FIGURE 19.1.6: HISTOGRAM SHOWING DISTRIBUTION OF SAMPLE LENGTHS FOR ASSAYS WITHIN THE MINERALIZED DOMAINS .

117

FIGURE 19.1.7: HISTOGRAMS SHOWING THE GRADE DISTRIBUTIONS OF (A) CAPPED ASSAYS AND (B) 2 METRE COMPOSITES OF CAPPED DATA WITHIN THE MODELED MINERALIZED DOMAINS .

118

FIGURE 19.1.8: HISTOGRAM PLOTS SHOWING GRADE DISTRIBUTIONS FOR (A) BRINEX AND (B) AURORA ASSAYS

119

FIGURE 19.1.9: HISTOGRAM PLOTS SHOWING SAMPLE LENGTH DISTRIBUTIONS FOR (A) BRINEX AND (B) AURORA ASSAYS

119

FIGURE 19.1.10: HISTOGRAM PLOTS SHOWING GRADE DISTRIBUTIONS FOR 2 METRE COMPOSITES OF (A) BRINEX AND (B) AURORA DATA.

120

FIGURE 19.1.11: HISTOGRAM PLOTS SHOWING THE GRADE DISTRIBUTION OF 2 METRE COMPOSITES OF (A) BRINEX AND (B) AURORA DATA, WITHIN A 200 METRE WIDE SWATH (307,000 - 307,200 ME) ABOVE 100 METRES ELEVATION

120

FIGURE 19.1.12: Q-Q (LOG-LOG ) PLOT COMPARING BRINEX VERSUS AURORA 2 METRE COMPOSITE DATA WITHIN A 200 METRE WIDE SWATH (307,000 - 307,200 ME) ABOVE 100 METRES ELEVATION

121

FIGURE 19.1.13: HISTOGRAM SHOWING THE DISTRIBUTION OF S.G. MEASUREMENTS BY AURORA

124

FIGURE 19.1.14: LONG SECTION VIEW SHOWING COMPOSITE DATA (BLACK POINTS ) RELATIVE TO ALL ESTIMATED BLOCK GRADES ABOVE A 0.03% U3O8 CUT-OFF GRADE (BLUE =0.03-0.05, GREEN=0.05-0.10, YELLOW=0.10-0.15, ORANGE=0.15-2.00, RED =>2.00). RED LINE = CROSS -SECTION 1050W.

125

FIGURE 19.1.15: CROSS-SECTION 1050W (LOOKING SW) SHOWING COMPOSITE DAT A RELATIVE TO ESTIMATED BLOCK GRADES IN THE MAIN ZONE ABOVE A 0.03% U3O8 CUT-OFF GRADE (COLOURS AS IN FIGURE 19.1.14).

125

FIGURE 19.1.16: GRADE-TONNAGE CURVES SHOWING THE DISTRIBUTION OF TONNES, GRADE AND POUNDS OF U3O8 IN THE MICHELIN RESOURCE AT DIFFERENT CUT-OFF GRADES

126

FIGURE 19.1.17: 'BOX & WHISKER ' PLOT SHOWING THE LOG-SCALE DISTRIBUTION OF GRADES (%U3O8) FOR EACH ESTIMATION METHOD . THE 'T' LINES (WHISKERS) SHOW THE MAX AND MIN VALUES FOR EACH POPULATION, AND THE BOXES SHOW THE 25TH, 50TH AND 75TH PERCENTILES. THE MEAN GRADE S ARE INDICATED BY THE RED LINES LABELED ‘M’.

127

FIGURE 19.1.18: SCATTER PLOTS COMPARING THE BLOCK GRADES FROM THE OK EST IMATES AGAINST THOSE OF THE ID2 ESTIMATES AND COMPOSITE DATA

127

FIGURE 19.1.19: SWATH PLOT SHOWING A COMPARISON OF GRADE ESTIMATES WITHIN A 50 METRE WIDE, VERTICAL ENVELOPE OR ‘SWATH’ THROUGH THE HEART OF THE MICHE LIN RESOURCE.

128

FIGURE 19.1.20: LONG SECTION SHOWING THE DISTRIBUTION OF CLASSIFIED BLOCKS IN THE MICHELIN RESOURCE MODEL (RED=MEASURED , GREEN = INDICATED, BLUE=INFERRED)

129

FIGURE 19.2.1: CROSS-SECTION 900NE SHOWING THE POLYGONAL INTERPRETATION OF THE MAIN MINERALIZED DOMAIN IN THE JACQUES LAKE DEPOSIT

131

FIGURE 19.2.2: 3D OBLIQUE VIEW (LOOKING NNE) OF THE JACQUES LAKE RESOURCE MODEL

131

FIGURE 19.2.3: HISTOGRAMS SHOWING THE GRADE DISTRIBUTIONS OF (A) ALL ASSAYS AND (B) ASSAYS CAPTURED WITHIN THE MODELED MINERALIZED DOMAINS

132

                                                                                                                                                                                                                                                 5

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




FIGURE 19.2.4: CUMULATIVE PROBABILITY PLOT SHOWING T HE DISTRIBUTION OF GRADE DATA WITHIN THE MODELED MINERALIZED DOMAINS

132

FIGURE 19.2.5: HISTOGRAM SHOWING DISTRIBUTION OF SAMPLE LENGTHS FOR ASSAYS WITHIN THE MINERALIZED DOMAINS

133

FIGURE 19.2.6: HISTOGRAMS SHOWING THE GRADE DISTRIBUTIONS OF (A) CAPPED ASSAYS AND (B) 2 METRE COMPOSITES OF CAPPED DATA WITHIN THE MODELED MINERALIZED DOMAINS

134

FIGURE 19.2.7: HISTOGRAM SHOWING THE DISTRIBUTION OF S .G. MEASUREMENTS FROM THE JACQUES LAKE CORE SAMPLES

136

FIGURE 19.2.8: LONG SECTION VIEW OF THE JACQUES LAKE RESOURCE MODEL SHOWING BLOCK GRADES AND THE SECTION LINE FOR FIGURE 19.2 .9 (COLOURS AS IN FIGURE 19.1.14)

137

FIGURE 19.2.9: CROSS-SECTION 900NE VIEW OF THE JACQUES LAKE RESOURCE MODEL

137

FIGURE 19.2.10: GRADE-TONNAGE CURVES FOR THE JACQUES LAKE RESOURCE MODEL SHOWING THE DISTRIBUTION OF TONES, GRADE AND POUNDS OF U3O8 AT A RANGE OF CUT -OFF GRADES

138

FIGURE 19.2.11: BOX & WHISKER PLOT SHOWING A SUMMARY OF THE GRADE DISTRIBUTIONS FOR EACH TYPE OF ESTIMATE

139

FIGURE 19.2.12: SCATTER PLOTS COMPARING THE BLOCK GRADES FROM THE OK EST IMATES AGAINST THOSE OF THE ID2 ESTIMATES AND COMPOSITE DATA

139

FIGURE 19.2.13: SWATH PLOT SHOWING BLOCK GRADE DISTRIBUTIONS WITHIN A 50 METRE WIDE VERTICAL ENVELOPE

140

FIGURE 19.2.14: LONG SECTION SHOWING THE CLASSIFIED BLOCKS OF THE JACQUES LAKE RESOURCE (COLOURS AS IN FIGURE 19.1.20)

141

FIGURE 19.3.1: CROSS-SECTION SHOWING ALL DRILL HOLES RELATIVE TO HANGING WALL AND FOOTWALL MINERALIZED DOMAINS ON EITHER SIDE OF WIDE MAFIC DYKE

143

FIGURE 19.3.2: 3D OBLIQUE VIEW (LOOKING NE) OF THE RAINBOW MINERALIZ ED DOMAINS (RED =MIN_FW, YELLOW=MIN_ HW) AND MAFIC DYKE (TRANSPARENT GREEN )

143

FIGURE 19.3.3: HISTOGRAMS SHOWING THE GRADE DISTRIBUTIONS OF (A) ALL ASSAYS AND (B) ASSAYS CAPTURED WITHIN THE MODELED MINERALIZED DOMAINS

144

FIGURE 19.3.4: CUMULATIVE PROBABILITY PLOT SHOWING ALL RAINBOW ASSAYS ON A LOG SCALE

144

FIGURE 19.3.5: HISTOGRAM SHOWING THE DISTRIBUTION OF SAMPLE LENGTHS IN THE RAINBOW DATABASE

145

FIGURE 19.3.6: COMPARISON OF (A) BRINEX VERSUS (B) AURORA ASSAY DATA FROM WIT HIN THE MINERALIZED DOMAIN

146

FIGURE 19.3.7: Q-Q PLOT S COMPARING BRINEX VS. AURORA DAT A (A) BEFORE, AND (B) AFTER CAPPING AND COMPOSITING

146

FIGURE 19.3.8: HISTOGRAM SHOWING A COMPARISON OF (A) BRINEX VERSUS (B) AURORA CAPPED COMPOSITES FROM WITHIN THE MINERALIZED DOMAIN

147

FIGURE 19.3.9: LONG SECTION VIEW OF THE RAINBOW ZONE SHOWING THE ESTIMATED GRADES IN THE BLOCK MODEL TOGETHER WITH THE COMPOSITES USED IN THE ESTIMATION (COLOURS AS IN FIGURE 19.1.14)

149

FIGURE 19.3.10: CROSS-SECTION 1500NE THROUGH THE RAINBOW ZONE SHOWING THE DISTRIBUTION OF HW AND FW ESTIMATED BLOCKS ON EITHER SIDE OF THE MAFIC DYKE

149

FIGURE 19.3.11: GRADE-TONNAGE CURVES FOR THE RAINBOW RESOURCE MODEL

150

FIGURE 19.3.12: PLOT SHOWING DATA FROM A 50 METRE WIDE , SUB -HORIZONTAL SWATH THROUGH T HE RAINBOW RESOURCE COMPARING ID2 ESTIMATED GRADES WITH CONTAINED COMPOSITE DATA (NN)

150

FIGURE 19.3.13: SCATTER PLOT SHOWING A COMPARISON BETWEEN ID2 AND COMPOSITE (NN) DATA FROM THE RAINBOW RESOURCE MODEL

151

FIGURE 19.3.14: LONG SECTION THROUGH THE RAINBOW RESOURCE MODEL SHOWING THE DIST RIBUT ION OF BLOCK CLASSIFICATIONS

152

FIGURE 19.4.1: 3D OBLIQUE VIEW (LOOKING NW) SHOWING THE RELATIVE DISTRIBUTION OF THE INDA TREND RESOURCE MODELS. FIELD OF VIEW IS APPROXIMATELY 9.5 KM. TOPO = 5 METRE CONTOUR INTERVAL

153

FIGURE 19.4.2: CROSS-SECTION 1775NE SHOWING POLYGONAL INTERPRETATION OF MINERALIZED DOMAIN IN THE NASH DEPOSIT

154

FIGURE 19.4.3: CROSS-SECTION 5175NE SHOWING POLYGONAL INTERPRETATION OF MINERALIZED DOMAIN IN THE INDA DEPOSIT

154

                                                                                                                                                                                                                                                 6

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




FIGURE 19.4.4: CROSS-SECTION 8175NE SHOWING POLYGONAL INTERPRETATION OF MINERALIZED DOMAIN IN THE GEAR DEPOSIT 155
FIGURE 19.4.5: HISTOGRAMS SHOWING THE GRADE DISTRIBUTIONS OF (A) ALL ASSAYS AND (B) ASSAYS CAPTURED WITHIN THE MODELED MINERALIZED DOMAIN OF THE NASH DEPOSIT 155
FIGURE 19.4.6: HISTOGRAMS SHOWING THE GRADE DISTRIBUTIONS OF (A) ALL ASSAYS AND (B) ASSAYS CAPTURED WITHIN THE MODELED MINERALIZED DOMAIN OF THE INDA DEPOSIT 156
FIGURE 19.4.7: HISTOGRAMS SHOWING THE GRADE DISTRIBUTIONS OF (A) ALL ASSAYS AND (B) ASSAYS CAPTURED WITHIN THE MODELED MINERALIZED DOMAIN OF THE GEAR DEPOSIT 156
FIGURE 19.4.8: CUMULATIVE PROBABILITY PLOT OF ASSAY DATA IN THE NASH DEPOSIT 157
FIGURE 19.4.9: CUMULATIVE PROBABILITY PLOT OF ASSAY DATA IN THE INDA DEPOSIT 157
FIGURE 19.4.10: CUMULAT IVE PROBABILITY PLOT OF ASSAY DATA IN THE GEAR DEPOSIT 157
FIGURE 19.4.11: HISTOGRAM PLOTS OF SAMPLE LENGTHS AT NASH , INDA AND GEAR (LEFT T O RIGHT ) 158
FIGURE 19.4.12: HISTOGRAMS SHOWING THE DISTRIBUTIONS OF DECLUSTERED , CAPPED COMPOSITES FROM THE NASH , INDA AND GEAR (LEFT TO RIGHT ) DEPOSITS 159
FIGURE 19.4.13: Q-Q PLOTS COMPARING AURORA VS BRINEX DATA AS (A) RAW ASSAYS AND (B) CAPPED COMPOSITES , AT NASH 160
FIGURE 19.4.14: Q-Q PLOTS COMPARING AURORA VS BRINEX DATA AS (A) RAW ASSAYS AND (B) CAPPED COMPOSITES , AT INDA 160
FIGURE 19.4.15: Q-Q PLOTS COMPARING AURORA VS BRINEX DATA AS (A) RAW ASSAYS AND (B) CAPPED COMPOSITES , AT GEAR 161
FIGURE 19.4.16: LONG SECTION OF THE NASH RESOURCE BLOCK MODEL SHOWING THE DISTRIBUTION AND GRADE OF ALL ESTIMATED BLOCKS 164
FIGURE 19.4.17: CROSS SECTION THROUGH THE NASH DEPOSIT SHOWING THE DISTRIBUTION OF ALL ESTIMATED BLOCKS 164
FIGURE 19.4.18: LONG SECTION OF THE INDA RESOURCE BLOCK MODEL SHOWING THE DISTRIBUTION AND GRADE OF ALL ESTIMATED BLOCKS 165
FIGURE 19.4.19: CROSS SECTION THROUGH THE INDA DEPOSIT SHOWING THE DISTRIBUTION OF ALL ESTIMATED BLOCKS 165
FIGURE 19.4.20: LONG SECTION OF THE GEAR RESOURCE BLOCK MODEL SHOWING THE DISTRIBUTION AND GRADE OF ALL ESTIMATED BLOCKS 166
FIGURE 19.4.21: CROSS SECTION THROUGH THE NASH DEPOSIT SHOWING THE DISTRIBUTION OF ALL ESTIMATED BLOCKS 166
FIGURE 19.4.22: GRADE-TONNAGE CURVE FOR THE NASH RESOURCE 167
FIGURE 19.4.23: GRADE-TONNAGE CURVE FOR THE INDA RESOURCE 168
FIGURE 19.4.24: GRADE-TONNAGE PLOTS FOR THE GEAR RESOURCE 168
FIGURE 19.4.25: SCATTER PLOTS SHOWING THE ID2 ESTIMATED BLOCK GRADES AGAINST CONTAINED AND /OR ADJACENT COMPOSITE VALUES FOR EACH DEPOSIT IN THE INDA TREND 169
FIGURE 19.4.26: COMPARISON OF ID2 ESTIMATED GRADES VERSUS COMPOSITE VALUES FROM 100 METRE WIDE SWATHS ACROSS EACH DEPOSIT IN THE INDA TREND 170
FIGURE 19.4.27: LONG SECTION SHOWING THE DISTRIBUTION OF CLASSIFIED BLOCKS IN THE NASH RESOURCE MODEL 171
FIGURE 19.4.28: LONG SECTION SHOWING THE DISTRIBUTION OF CLASSIFIED BLOCKS IN THE INDA RESOURCE MODEL 172
FIGURE 19.4.29: LONG SECTION SHOWING THE DISTRIBUTION OF CLASSIFIED BLOCKS IN THE GEAR RESOURCE MODEL 172
TABLE 19.4.9: CLASSIFIED MINERAL RESOURCES OF THE INDA TREND, CMB 173
   
Tables Listing:  
TABLE 3.1: 2007 CMB RESOURCE SUMMARY 12
TABLE 6.1: CMB URANIUM PROPERTY - MINERAL TENURE 17
TABLE 12.1: 2007 CMB RESOURCE SUMMARY 40
TABLE 13.1: SUMMARY OF 2007 MICHELIN DRILLING 45
TABLE 13.2: SUMMARY OF 2007 MICHELIN ASSAY COMPOSITES 49
TABLE 13.2.1: SUMMARY OF 2007 JACQUES LAKE DRILLING 55
TABLE 13.2.2: SUMMARY OF 2007 JACQUES LAKE ASSAY COMPOSITES 58

                                                                                                                                                                                                                                                 7

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




TABLE 13.3.1: SUMMARY OF 2007 MELODY HILL DRILLING

61

TABLE 13.3.2: SUMMARY OF 2007 MELODY HILL ASSAY COMPOSITES

63

TABLE 13.4.1: SUMMARY OF 2007 AURORA CORRIDOR DRILLING

64

TABLE 13.4.2: SUMMARY OF THE AURORA CORRIDOR DRILL PROGRAM LITHOLOGIES

65

TABLE 13.4.3: SUMMARY OF 2007 AURORA CORRIDOR ASSAY COMPOSITES

69

TABLE 13.5.1: SUMMARY OF 2007 BURNT BROOK DRILLING

70

TABLE 13.5.2: MAIN LITHOLOGIES OF THE BURNT BROOK TARGET

71

TABLE 13.5.3: SUMMARY OF 2007 BURNT BROOK ASSAY COMPOSITES

73

TABLE 13.6.1 SUMMARY OF 2007 GAYLE DRILLING

75

TABLE 13.6.2: MAIN LITHOLOGIES OF THE GAYLE TARGET

76

TABLE 13.6.3: SUMMARY OF 2007 GAYLE ASSAY COMPOSITES

77

TABLE 13.7.1 SUMMARY OF 2007 GEAR DRILLING

80

TABLE 13.7.2: STRATIGRAPHIC SUMMARY FOR THE GEAR PROSPECT BASED ON 2007 DRILLING

81

TABLE 13.8.1: SUMMARY OF 2007 INDA DRILLING

84

TABLE 13.8.2: STRATIGRAPHIC SUMMARY FOR INDA PROSPECT BASED ON 2007 DRILLING

85

TABLE 13.8.3: SUMMARY OF 2007 INDA ASSAY COMPOSIT ES

86

TABLE 13.9.1: SUMMARY OF 2007 NASH DRILLING

89

TABLE 13.9.2: A STRATIGRAPHIC SUMMARY FOR NASH PROSPECT BASED ON 2007 DRILLING

89

TABLE 13.9.3: SUMMARY OF 2007 NASH ASSAY COMPOSITES

90

TABLE 16.1: PUBLISHED GEOCHEMICAL STANDARDS INFORMATION

97

TABLE 16.2: LISTING OF QUALITY CONTROL FAILURES FOR 2007 SAMPLES RECEIVED TO DATE .

106

TABLE 19.1: METRES DRILLED IN CMB RESOURCE AREAS

112

TABLE 19.2: DRILL HOLES IN CMB RESOURCE AREAS

112

TABLE 19.1.1: COMPARISON OF ASSAY GRADE DISTRIBUTIONS OF RAW VERSUS CAPPED DATA

117

TABLE 19.1.2: COMPARISON OF COMPOSITE GRADE DISTRIBUT IONS USING RAW VERSUS CAPPED DATA.

118

TABLE 19.1.3: MICHELIN BLOCK MODEL PARAMETERS

 122

TABLE 19.1.4: CORRELOGRAM MODEL FOR MICHELIN MINERALIZATION

122

TABLE 19.1.5: ESTIMATION PARAMETERS FOR THE MICHELIN DEPOSIT

123

TABLE 19.1.6: MINERAL INVENTORY FOR THE MICHELIN OPEN PIT (LE FT) AND UNDERGROUND (RIGHT ) RESOURCES

124

TABLE 19.1.7 - CLASSIFIED MINERAL RESOURCES OF THE MICHELIN DEPOSIT

129

TABLE 19.2.1: COMPARISON OF ASSAY GRADE DISTRIBUTIONS OF RAW VERSUS CAPPED DATA

133

TABLE 19.2.2: COMPARISON OF COMPOSITE GRADE DISTRIBUT IONS USING RAW VERSUS CAPPED DATA

134

TABLE 19.2.3: JACQUES LAKE BLOCK MODEL PARAMETERS

134

TABLE 19.2.4: CORRELOGRAM MODEL FOR THE JACQUES LAKE MINERALIZATION

135

TABLE 19.2.5: ESTIMATION PARAMETERS FOR THE JACQUES LAKE DEPOSIT

135

TABLE 19.2.6: MINERAL INVENTORY FOR THE JACQUES LAKE DEPOSIT , INCLUDING BOTH OPEN PIT (LEFT) AND UNDERGROUND (RIGHT ) RESOURCE AREAS

136

TABLE 19.2.7: CLASSIFIED MINERAL RESOURCES FOR THE JACQUES LAKE DEPOSIT

141

TABLE 19.3.1: COMPARISON OF RAW VS . CAPPED GRADES ON CLUSTERED AND DECLUSTERED DATA

145

TABLE 19.3.2: COMPARISON OF COMPOSITES DERIVED FROM RAW VS. CAPPED ASSAY DATA ON A CLUSTERED AND DECLUSTERED BASIS

145

TABLE 19.3.3: RAINBOW ZONE BLOCK MODEL PARAMETERS

147

TABLE 19.3.4: RAINBOW ZONE ESTIMATION PARAMETERS

148

TABLE 19.3.5: MINERAL INVENTORY FOR THE RAINBOW RESOURCE AT A RANGE OF CUT-OFF GRADES

148

TABLE 19.3.6: CLASSIFIED MINERAL RESOURCES FOR THE RAINBOW ZONE

151

TABLE 19.4.1: SUMMARY STATISTICS FOR ASSAYS AND COMPOSITES: NASH (A), INDA (B), AND GEAR (C) .

 158

TABLE 19.4.2: SUMMARY STATISTICS FOR RAW, DECLUSTERED AND CAPPED COMPOSIT E DATA AT NASH

160

TABLE 19.4.3: SUMMARY STATISTICS FOR RAW, DECLUSTERED AND CAPPED COMPOSIT E DATA AT INDA

160

TABLE 19.4.4: SUMMARY STATISTICS FOR RAW, DECLUSTERED AND CAPPED COMPOSIT E DATA AT GEAR

161

TABLE 19.4.5: BLOCK MODEL PARAMETERS FOR DEPOSITS IN THE INDA TREND

162

TABLE 19.4.6: ESTIMATION PARAMETERS FOR DEPOSITS IN THE INDA TREND

162

TABLE 19.4.7: SPECIFIC GRAVITY MEASUREMENTS FOR THE INDA TREND

163

TABLE 19.4.8: MINERAL INVENTORY FOR THE INDA TREND DEPOSITS AT A RANGE OF CUT -OFF GRADES

167

TABLE 19.4.9: CLASSIFIED MINERAL RESOURCES OF THE INDA TREND, CMB

173

TABLE 19.4.10: COMPILATION OF HISTORICAL RESOURCE ESTIMATES IN THE INDA TREND

173

                                                                                                                                                                                                                                                 8

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




TABLE 19.5.1: CLASSIFIED MINERAL RESOURCES FOR AURORA'S CMB PROJECT , LABRADOR , CANADA, FEBRUARY , 2008 175
TABLE 22.1: RECOMMENDED BUDGET FOR 2008 PHASE III EXPLORATION PROGRAM 182
TABLE 22.2: RECOMMENDED BUDGET FOR ENGINEERING AND DEVELOPMENT STUDIES 183
   
   
Listing of Appendices:  
   
APPENDIX I – AUTHOR ’S CERTIFICATES AND CONSENTS 190
APPENDIX II – 2007 DDH PROGRAM – SUMMARY OF HOLES BY AREA 194
APPENDIX III – SUMMARY OF 2007 ASSAY COMPOSITES BY AREA 198
APPENDIX IV – ACTLABS ANALYTICAL METHODS: ROCK SAMPLE PREPARATION (RX-1) 208
APPENDIX V – ACTLABS ANALYTICAL METHODS: URANIUM ANALYSIS (5D- U) 210
APPENDIX VI – ACTLABS ANALYTICAL METHODS: MULTI -ELEMENT ANALYSIS (1E3) 211
APPENDIX VII – ALS CHEMEX ANALYTICAL MET HODS: URANIUM ANALYSIS (ME-XRF05) 212
APPENDIX VIII – ALS CHEME X ANALYT ICAL METHODS: URANIUM ANALYSIS (ME-XRF05) 213
APPENDIX IX – SAMPLING PROTOCOL 214
APPENDIX X – QA/QC SAMPLING 215
   
Listing of Charts:  
CHART 16.1 – STANDARD 1 99
CHART 16.2 – STANDARD 1A 100
CHART 16.3 – STANDARD 2 101
CHART 16.4 – STANDARD 3 102
CHART 16.5 – STANDARD 4 103
CHART 16.6 – CMB BLANK SAMPLES 105
CHART 16.7 – CMB CORE DUPLICATE SAMPLES 107

                                                                                                                                                                                                                                                 9

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




3.0 SUMMARY

     This technical report on the CMB Uranium Property of Aurora Energy Resources Inc. dated April 7th, 2008, is a final summary of the 2007 drilling program and provides an update of the information collected since the filing of the previous technical report dated November 20th, 2007 (Dr. D.H.C. Wilton, Gary Giroux P. Eng, Ian Cunningham-Dunlop, P. Eng., Christopher Lee, P. Geo., Jim Lincoln, P. Eng., and Mark O’Dea, P. Geo.,2007) up to and including December 31st, 2007, with particular emphasis on the updated mineral resources on the CMB Uranium Property. This update has been prepared to comply with disclosure and reporting requirements set forth in National Instrument 43-101, Companion Policy 43-101CP, and Form 43-101F1, at the request of management of Aurora Energy Resources Inc.

     The CMB Uranium Property of Aurora Energy Resources Inc. is located near the northeast coast of Labrador in proximity to the town of Postville on Kaipokok Bay. The community of Happy Valley-Goose Bay, Labrador lies 180 km to the south-southwest.

     The property consists of 81,200 hectares comprising 3,248 mineral claims in 28 licenses and is 100% owned by Aurora Energy Resources Inc. Most of the claims are contiguous and cover much of the historical Kitts-Michelin uranium district in the eastern part of the Central Mineral Belt. The property is bordered to the northeast by the Exempt Mineral Lands (EML) which includes the communities of Postville and Makkovik, as well as, the Kitts Uranium Deposit. Access to the property is by fixed-wing aircraft from Happy Valley-Goose Bay to Postville, and then via a 5 to 15 minute helicopter trip.

     Mineralization on the CMB Uranium Property is hosted by Paleoproterozoic supracrustal sequences of the Post Hill and Aillik Groups and is represented by approximately forty uranium showings, including six significant uranium deposits (Michelin, Jacques Lake, Rainbow, Gear, Inda and Nash). The uranium mineralization is typically hosted within: a) strongly foliated, pelitic metasedimentary rocks of the Post Hill Group; or b) fine-grained felsic to intermediate metavolcanic rocks of the Aillik Group. Uranium mineralization is associated with magnetite + actinolite + calcite +/- pyrite veining and strong to intense shearing and pervasive hematite alteration (+/- magnetite).

     As a follow-up to encouraging exploration results during the period 2003-2006, a $21.25 million (Can) budget was proposed by Aurora Energy Resources Inc. for a two-phase program of work in 2007.

     The 2007 Phase I Work Program was completed in Q1-2007 and included: a) the development of a new 43-101 compliant resource for the Michelin Uranium Deposit and the Jacques Lake target; b) the ongoing metallurgical testing of coarse core rejects from the 2006 drilling campaign from Michelin, Jacques Lake and White Bear at Lakefield Research in Ontario; c) continued environmental and sociological

10

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



investigations; and d) the initiation of conceptual engineering studies. The budget for the 2007 Phase I Work Program totaled $0.5 million (Can).

     Based on positive results from the 2007 Phase I Work Program, the follow-up 2007 Phase II Work Program was undertaken over Q2/3/4-2007. Included in this work were: a) a proposed 75,000 metre diamond drill program at Michelin, Jacques Lake, Aurora River Trend (including Burnt Brook and Gayle targets), Melody Hill, and Inda Lake Trend target areas (including Gear, Inda and Nash targets) to define and expand the known resources at Michelin and Jacques Lake, and to also develop new resources within the other targets areas; b) a geological mapping and geochemical sampling program throughout the CMB claim group with particular focus on the Aurora River Trend, southwest of Jacques Lake; and c) an ongoing environmental baseline survey and monitoring program (Q2/Q3 – 2007). The budget for the 2007 Phase II Work Program was $20.75 million (Can).

     The 2007 Phase II Work Program commenced with diamond drilling on April 16th, 2007 and was completed on November 27th, 2007. 141 drill holes totaling 49,793 metres were completed on the Michelin Main, Jacques Lake, Melody Hill, Aurora Corridor, Burnt Brook, Gayle, Gear, Inda, and Nash targets. Results were very positive with continued intersections down-plunge from the inferred resource block at the Michelin Uranium Deposit, and also along strike and at depth at the Jacques Lake Deposit. Results from the Inda Lake Trend (Gear, Inda, and Nash Deposits) were also encouraging with mineralization being extended at all three target areas. Drilling at regional targets such as Aurora Corridor, Burnt Brook and Gayle was successful in intersecting new mineralization in the vicinity of known surface mineralization.

     Utilizing the new drill results from 2007, an updated 43-101 compliant resource estimate for the Michelin and Jacques Lake Deposit was completed in February, 2008. Concurrently with the updated resource estimate, an initial resource estimate was developed for the Gear, Inda, Nash, and Rainbow deposits. The resource modeling was carried out with both an Open Pit and Underground component. The resource estimates were provided by Christopher Lee, P. Geo., Chief Geoscientist, Aurora Energy Resources Inc., and consist of:

a total Measured and Indicated Mineral Resource of 40.30 million tonnes at an average grade of 0.09% U 3O8 (approximately 83.9 million pounds of U3O8); and

   

 

a total Inferred Mineral Resource of 23.93 million tonnes at an average grade of 0.085% U 3O8 (approximately 49.78 million pounds of U 3O8).

     A detailed description of the estimation and classification methodology is described in the body of this report in Section 19.0 and a breakdown of the classified mineral resources is detailed in Table 3.1 on the following page.

11

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 3.1: 2007 CMB Resource Summary

          Underground*     Open Pit*     Total  
Deposit   Class     Tonnes     %U3O8       lbs U3O8     Tonnes     %U3O8     lbs U3O8     lbs U3O8  
MICHELIN   Measured     1,289,000     0.12     3,310,000     5,795,000     0.08     9,768,000        
    Indicated     16,170,000     0.13     44,582,000     7,146,000     0.06     9,774,000        
    MEASURED                                            
    &                                            
    INDICATED     17,459,000     0.12     47,892,000     12,941,000     0.07     19,542,000     67,434,000  
                                                 
JACQUES LAKE   Measured     415,000     0.09     802,000     401,000     0.09     798,000        
    Indicated     3,357,000     0.08     5,861,000     1,909,000     0.07     2,950,000        
    MEASURED                                            
    &                                            
    INDICATED     3,772,000     0.08     6,663,000     2,310,000     0.07     3,748,000     10,411,000  
RAINBOW   Indicated                       1,088,000     0.09     2,063,000     2,063,000  
NASH   Indicated                       757,000     0.08     1,300,000     1,300,000  
INDA   Indicated                       1,460,000     0.06     2,037,000     2,037,000  
GEAR   Indicated                       520,000     0.06     665,000     665,000  
    MEASURED                                            
    &                                            
TOTAL   INDICATED     21,231,000     0.12     54,555,000     19,076,000     0.07     29,355,000     83,910,000  
                                                 
MICHELIN   Inferred     12,577,000     0.12     33,647,000     1,564,000     0.05     1,818,000     35,465,000  
                                                 
JACQUES LAKE   Inferred     2,778,000     0.08     4,596,000     2,210,000     0.05     2,314,000     6,910,000  
RAINBOW   Inferred                       931,000     0.08     1,700,000     1,700,000  
NASH   Inferred                       613,000     0.07     904,000     904,000  
INDA   Inferred                       3,042,000     0.07     4,538,000     4,538,000  
GEAR   Inferred                       210,000     0.06     262,000     262,000  
                                                 
TOTAL   INFERRED     15,355,000     0.11     38,243,000     8,570,000     0.06     11,536,000     49,779,000  

* Aurora’s CMB Mineral Resources are reported at cut-off grades that contemplate underground (0. 05% U3O8) and open pit (0. 03% U3O8) mining scenarios, based on preliminary economic assumptions, and may be refined with more in-depth economic analyses.

 

     Results from the 2007 Phase I and II exploration programs on the CMB Uranium Property are considered to be very encouraging and hold great promise for the future ongoing expansion of uranium resources on the Property. Continued aggressive exploration of this emerging belt is therefore recommended for a Phase III Exploration Program which would include:

  • the completion of the remaining 20,000 metres of drilling from the 2007 Phase II Work Program with focus on the infill drilling in the two main resource areas at Michelin and Jacques Lake Deposits during Q1-2008; and
  • 90,000 metres of drilling in Q2/3/4-2008 and Q1/2/3/4-2009 with a portion focused on expanding the existing resources at Michelin and Jacques Lake, both of which remain incompletely tested, and another substantial portion dedicated to further delineation and testing of additional deposits and prospects on the Property.
12

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     The recommended budget for the Phase III Exploration Program is $44,000,000 (Can), which includes $8,000,000 to complete the remaining 20,000 metres of drilling recommended in the Phase II Work Program, $20,000,000 (Can) for 50,000 metres of drilling in Q2/3/4-2008, and $16,000,000 (Can) for 40,000 metres of drilling in Q1/2/3/4-2009.

     Pending successful completion and positive results from the Phase II component of the exploration program, it is further recommended that Aurora intensify their ongoing engineering and development investigations in 2008. The recommended budget for the Phase III Engineering and Development Studies amounts to $13,585,000 (Can), and includes a component for completion of ongoing engineering studies ($2,155,000 (Can)) that is not contingent upon results of the Phase II Work Program, and a component for new engineering studies ($11,430,000 (Can)).

13

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



4.0           INTRODUCTION AND TERMS OF REFERENCE

     This technical report (the “Technical Report”) on the CMB Uranium Property of Aurora Energy Resources Inc. (the “Corporation”), dated April 7th, 2008 provides an update to the previous technical report, filed on November 20th, 2007 (Dr. D.H.C. Wilton, Gary Giroux P. Eng, Ian Cunningham-Dunlop, P. Eng., Christopher Lee, P. Geo., Jim Lincoln, P. Eng., and Mark O’Dea, P. Geo., 2007), and includes all drilling information received from the 2007 drilling program, completed on November 27th, 2007. The summary has been prepared to comply with disclosure and reporting requirements set forth in National Instrument 43-101, Companion Policy 43-101CP, and Form 43-101F1, at the request of management.

     The Technical Report includes all information contained in the pre-existing technical report prepared by independent consultants to the Corporation, Dr. D.H.C. Wilton, P. Geo. and Mr. G.H. Giroux, P. Eng. (Wilton and Giroux, 2007), with the exception of Section 19, which has been replaced in its entirety in this update. This Technical Report also includes previously updated information on the Corporation’s ongoing drilling activities, during the period January 1st to October 31st, 2007, prepared by Mr. Ian Cunningham-Dunlop, P. Eng. Mr. Cunningham-Dunlop, P. Eng., Mr. Christopher Lee, P.Geo, Dr. Mark O’Dea, P.Geo., and Mr. Jim Lincoln, P.Geo., who all collaborated on the recommendations set forth in Section 22.0 of the report, and are all qualified persons currently employed by the Corporation, but not independent of the Corporation.

     Mr. Cunningham-Dunlop has been intimately involved with all of the Corporation’s drill programs on the Property since 2005 including multiple site visits during 2007 Work Program. Mr. Lee has been actively involved in reviewing the results of the 2007 Work Program, traveled to site and inspected the core from the 2007 drilling during the period of July through November, 2007, and personally estimated the updated and new mineral resources for the CMB Uranium Property.

     The CMB Uranium Property is held 100% by Aurora Energy Resources Inc., a publicly traded company on the Toronto Stock Exchange (Symbol – AXU). Considerable data on the CMB Uranium Property is available in Aurora’s files in Vancouver and as readily available public documents. The public sources of relevant references are listed in Section 23.0 to this report.

     The uranium concentrations for work performed by Aurora are reported as %U3O8 unless otherwise indicated. Currency is reported in Canadian dollars unless otherwise noted. All map co-ordinates are given as metres in UTM projection NAD 27 (Zone 20 and 21) for Melody Hill, or NAD 83 (Zone 21) for all other project areas.

14

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




5.0 RELIANCE ON OTHER EXPERTS

     Some of the information presented within this report is based on the historical exploration records of Brinex (e.g., Morrison, 1956; McClintock, 1978a and b; and Brinex Ltd., 1979) and others written twenty-five to fifty years ago. Although these records are an invaluable practical resource for current exploration, some geological interpretations of some prospects may not reflect best practice as viewed at the present time.

      All resource estimates of this period are referred to in this (and previous reports) as historical estimates regardless of the quality of these estimates.

15

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




6.0 PROPERTY DESCRIPTION AND LOCATION

     The CMB Uranium Property is located east of Kaipokok Bay on the north-east coast of Labrador, Canada (Figure 6.1) . The nearest community is the town of Postville located approximately four km west of the project boundary. The community of Happy Valley-Goose Bay lies 180 km south-southwest of Postville. The project straddles two UTM zones (Zone 20, 21) and seven NTS map sheets (13J/11, 13J/12, 13J/13, 13J/14, 13K/03, 13K/06, 13K/09). The northern and southern limits of the project area are 6094000mN (Zone 21) and 6048500mN (Zone 21), respectively, and the western and eastern limits of the project area are 681000mE (Zone 20) and 345000mE (Zone 21), respectively. Most of the licenses are contiguous and are located 5 to 40 km south of Postville, though some licenses which make up the Croteau and Storm properties are located further west in the Central Mineral Belt and the interior of Labrador.

     The CMB Uranium Property consists of 28 map staked licenses registered in the name of Aurora Energy Resources Inc. (TSX-AXU) totaling 3,248 units or 81,200 ha (Figure 6.2 and Table 6.1) . The licenses were originally subject to a letter of agreement dated February 5th, 2003, between Fronteer Development Group Inc. (TSX-FRG) of Vancouver, Canada and Altius Resources Inc. (TSX-ALS) regarding an Area of Interest made up of eighteen 1:50,000 scale NTS map sheets. This agreement formed the basis for a 50:50 strategic alliance between Fronteer and Altius Resources Inc. of St. John’s, Newfoundland to explore for iron oxide-copper-gold mineralization in the Central Mineral Belt of Labrador. A further agreement was signed on June 3rd, 2005 allowing for the formation of a jointly owned private company called Aurora Energy Inc. to hold the assets of the CMB Uranium Property. The name of Aurora Energy Inc. was subsequently changed to Aurora Energy Resources Inc. during an initial IPO on the Toronto Stock Exchange on March 22nd, 2006. Information on the individual mineral licenses can be found at www.nr.gov.nl.ca/mines&en/mqrights/mineralrights.

     The property is flanked to the north and west by the Exempt Mineral Lands (“EML”). These are areas exempted from staking to protect local interests during final negotiation of the Labrador Inuit Association land claim. The Labrador Inuit Land Claims Agreement was ratified by parliament in May, 2005. The Treaty was formally signed December 1st, 2005. The treaty outlines the process in which EML lands will be designated. Within 6 months of the effective date of enactment (December 1st, 2005), all EML on the Labrador Inuit Settlement Area (“LISA”) must be extinguished. However, all EML on Labrador Inuit Land (“LIL”) will remain until a Land Use Plan is completed by the new Nunatsiavut government. The Nunatsiavut government is now in the process of developing mineral and land use polices from which the Land Use Plan will be developed. This process may take up to a maximum of three years but may be addressed sooner by the Nunatsiavut government.

     The distinction between LISA and LIL lands is outlined in Figure 6.2 with Melody, Otter Lake and 50% of Jacques Lake falling in LISA while Michelin, Rainbow, Inda Lake, Aurora River, White Bear and 50% of Jacques Lake falling in LIL.

16

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 6.1: CMB Uranium Property - Mineral Tenure


No
Claim/L ic Name
Claim/L ic #

# Units

# Acres

# Hectares
NTS
Sheet
Recording
Date
An niversary
Date

Year
Report
Due
1 Post Hill 09411M 128 7,907 3,200 13J/13E 27/03/2003 27/03/2008 5 26/05/2008

2

Michelin

09412M

190

11,738

4,750
13J/12W
13K/09E

27/03/2003

27/03/2017

5

26/05/2008
3 Burnt/Emben 09413M 42 2,595 1,050 13J/12E 27/03/2003 27/03/2017 5 26/05/2008
4 Burnt/Emben 09414M 63 3,892 1,575 13J/12E 27/03/2003 27/03/2016 5 26/05/2008
5 Croteau 09415M 40 2,471 1,000 13K/06 27/03/2003 27/03/2008 5 26/05/2008

6

Michelin North

09482M

145

8,958

3,625
13J/12W
13K/09E

28/04/2003

28/04/2012

5

27/06/2008
7 Post Hill Northwest 09719M 32 1,977 800 13J/13E 24/10/2003 24/10/2008 5 23/12/2008

8

Post Hill W est

09720M

60

3,707

1,500
13J/13E
13J/13W

24/10/2003

24/10/2008

5

23/12/2008

9
East Micmac Lake
09721M

36

2,224

900
13J/12W
13J/13W

24/10/2003

24/10/2008

5

23/12/2008
10 Michelin Northeast 09722M 100 6,178 2,500 13J/12W 24/10/2003 24/10/2008 5 23/12/2008
11 Michelin Northwest 09723M 42 2,595 1,050 13K/09E 24/10/2003 24/10/2008 5 23/12/2008
12 Walker Lake 10022M 190 11,738 4,750 13K/09E 02/04/2004 02/04/2008 4 02/06/2008

13
West Micmac Lake 1
10046M

181

11,182

4,525
13K/09E
13J/12W

12/04/2004

12/04/2009

4

11/06/2008
14 West Micmac Lake 2 10047M 120 7,413 3,000 13J/12W 12/04/2004 12/04/2009 4 11/06/2008
15 West Micmac Lake 3 10048M 137 8,463 3,425 13J/12W 12/04/2004 12/04/2008 4 11/06/2008

16
West Micmac Lake 4
10049M

166

10,255

4,150
13J/12E
13J/12W

12/04/2004

12/04/2008

4

11/06/2008
17 Makkovik River 1 10050M 147 9,081 3,675 13J/12E 12/04/2004 12/04/2010 4 11/06/2008

18
Makkovik River 2
10051M

220

13,591

5,500
13J/13E
13J/12E

12/04/2004

12/04/2017

4

11/06/2008

19
Makkovik River 3
10052M

127

7,846

3,175
13J/11W
13J/12E

12/04/2004

12/04/2008

4

11/06/2008

20
Makkovik River 4
10053M

111

6,857

2,775
13J/13E
13J/12E

12/04/2004

12/04/2008

4

11/06/2008
21 Makkovik River 5 10054M 170 10,502 4,250 13J/13E 12/04/2004 12/04/2008 4 11/06/2008

22
Makkovik River 6
10055M

136

8,402

3,400
13J/13E
13J/14W

12/04/2004

12/04/2008

4

11/06/2008
23 Makkovik River 7 10056M 126 7,784 3,150 13J/13E 12/04/2004 12/04/2008 4 11/06/2008

24

Kaipokok Bay

10059M

54

3,336

1,350
13J/13E
13J/13W

12/04/2004

12/04/2008

4

11/06/2008

25

Aurora Lake

10343M

175

10,811

4,375
13J/12E
13J/12W

29/10/2004

29/10/2014

4

29/12/2008

26

Melody Hill

10344M

120

7,413

3,000
13J/12W
13K/09E

29/10/2004

29/10/2008

4

29/12/2008
27 Storm 10726M 16 988 400 13K/03 27/03/2003 27/03/2008 5 26/05/2008
28 (New grouped Lic) 14457M 174 10,749 4,350 13J/13E 27/03/2003 27/03/2010 5 26/05/2008
28     3,248 200,653 81,200          

17

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 6.1: Location Map – CMB Uranium Property


18

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 6.2: Mineral Tenure Map – CMB Uranium Property
(Map coordinates are NAD 83, Zone 21)

                                                                                                                                                                                           19

Form 43 -101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




7.0 ACCESSIBILITY, CLIMATE, LOCAL RESOURCES,
  INFRASTRUCTURE AND PHYSIOGRAPHY  

     Access to the project area is best gained via the town of Postville which hosts sufficient amenities necessary to support field personnel, including a permanent fixed-wing gravel airstrip. Passenger service flights based in Happy Valley-Goose Bay offered by Air Labrador and Innu Mikun Airlines operate daily to communities along the coast. A coastal supply-ferry boat service owned by Woodwards, Happy Valley-Goose Bay, operates bi-weekly during ice-free periods (June to October) up and down the coast as far north as Nain to as far south as Lewisporte, Newfoundland. Helicopter support to ferry personnel and field gear from Postville to the field area is the preferred mode of transport. Float plane and boat access may also be suitable for certain properties where camps have been established to support major drilling programs. Various snow machines provide for efficient travel during winter. Foot traversing is best suited to access the interior of the project area.

     The climate of Labrador is more Arctic than Atlantic because of its location on the eastern side of the continent and experiences strong seasonal contrasts. Winters are very cold lasting almost eight months with normal daytime temperatures for January between -10 and -15 ºC and annual snowfalls to 400 mm annually. The summer season is brief and cool along the coast with July average temperatures between 8 to 10 ºC (with rare hot spells bringing temperatures up to 35 ºC) and average precipitation ranging to 200 mm.

     Local infrastructure is limited to facilities in the coastal communities of Postville and Makkovik which include commercial airline service from Happy Valley-Goose Bay and commercial ferry service from Lewisporte, Newfoundland, and Happy Valley-Goose Bay, Labrador. Postville is a clean and progressive village with rental space suitable for the establishment of an exploration base. Prudent exploration practice in coastal Labrador includes the use of service contractors who have established partnerships with the Nunatsiavut Government. Based on experiences with the development of the Voisey’s Bay project, the people of Labrador have acquired a good understanding of the exploration business.

     The CMB Property is located in a rugged wilderness area of generally moderate gently rolling relief ranging to about 700 m above sea level (a.s.l.). Locally abundant outcrop, numerous lakes, and sparse coniferous forest cover consisting of black spruce, balsam fir and tamarack are most typical of this part of the north-eastern Canadian Shield. A large portion of the project area, immediately east of Kaipokok Bay, was devastated by a forest fire in 1966 and experienced little re-vegetation. Bedrock is exposed as north-easterly trending ridges with intervening marsh. Areas of outcrop are flanked by glacial till, and in turn by minor amounts of glacial outwash in major drainages. Most terrain is covered by sheets of glacial boulders. Extensive areas of burned forest show up as pink colored areas on Landsat images.

                                                                                                                                                                                                                                               20

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




8.0 HISTORY

     British Newfoundland Exploration Limited (Brinex), a subsidiary of British Newfoundland Corporation Limited (Brinco), was granted an exploration lease in the Makkovik-Kaipokok Bay area in 1955 following the discovery of encouraging signs of copper, molybdenum and uranium mineralization by prospectors. The first significant uranium showing was discovered by Walter Kitts in 1956. A program of drilling and underground development by means of adit was started on the Kitts deposit in 1957. The project was suspended in 1958, however, as the development was too late to qualify for supply contracts with the Atomic Energy Commission of Canada.

     No further exploration was carried out until 1966 when Brinex and Metallgesellschaft A.G. made a joint venture agreement on part A of the lease area containing the Kitts deposit. Metallgesellschaft A.G. subsequently transferred its interest to Urangesellshaft Canada Limited. Exploration under this agreement resulted in the discovery of the Michelin deposit by prospector Leslie Michelin in 1968 as well as the Gear, Inda and Nash prospects between 1968 and 1969. All of these resulted from ground follow-up of radioactivity detected by airborne gamma-ray spectrometer surveys flown by Barringer Research in 1967.

     Additional joint venture agreements were made with Urangesellshaft Canada Limited to include part B of a Statutory Agreement obtained by Brinex in 1970. In addition to property scale exploration of the Kitts and Michelin deposits, extensive exploration of other radiometric anomalies was carried out during the 1970’s.

     Brinex completed a plan to develop the Michelin and Kitts uranium deposits as a combined mining operation but the project was compromised by the collapse in the price of uranium in the early 1980’s. Brinex ceded the rights to area B in 1980 and to area A in 1985. Remediation of the Kitts and Michelin mine sites was subsequently completed by the Provincial Government in 1992.

     The ground remained open for the next ten years until the formation of the Fronteer-Altius Alliance (the “Alliance”) in 2003 and the re-evaluation of the district for Cu-Au-U targets. The Alliance acquired eight mineral licenses in the spring of 2003 followed by six in the fall of 2003, 14 in the spring of 2004, and the remaining two in the fall of 2004.

     A summary of the work carried out by the Alliance in 2003 and 2004 and by its successor, Aurora Energy Resources Inc., in 2005 and 2006 will be discussed under Section 12.0.

                                                                                                                                                                                                                                               21

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




9.0

GEOLOGICAL SETTING

   
9.1

REGIONAL GEOLOGY

     The Central Mineral Belt (CMB) refers to an area of Archean to Mesoproterozoic crust which is located in Eastern Labrador and is part of the north-eastern Laurentian Shield. The CMB contains portions of the Nain, Makkovik and Churchill tectonic provinces and has been overprinted in the south by the Exterior Thrust Belt of the Grenville Province (Figure 9.1) . The CMB comprises a series of six Proterozoic supracrustal sequences, intrusive suites of various ages and adjacent Archean rocks. These rocks record to varying degree events associated with Makkovikian (~ 1.8 Ga), Labradorian (~ 1.6 Ga) and Grenvillian (~ 0.1 Ga) deformation. Mineral tenure of present interest is located within the Aillik Domain of the Makkovik Province (Ryan, 1984). The Makkovikian orogen is correlated with Ketilidian, Penokean and Svecofennian orogens which formed part of a Paleoproterozoic active margin along the southern margin of Laurentia-Baltica, the so-called North Atlantic Craton (Gower et al., 1990).

     The constituent Proterozoic sequences of the belt range in age from ca. 1.22 to 2.2 Ga, and in decreasing age are the Post Hill (ca. 2.2 Ga), Moran Lake (ca. 2.0 Ga), Aillik (ca. 1.8 -1.86 Ga), Bruce River (ca. 1.65 Ga), Letitia Lake (ca. 1.33 Ga) and Seal Lake (ca. 1.22 -1.25 Ga) groups. The granitoids are broadly grouped into the Junior Lake Granodiorite (ca. 1.9 Ga), Makkovikian (ca. 1.8 Ga) and Trans-Labrador Batholith (ca. 1.65 Ga) suites (after Kerr, 1994). Sills of the ca. 1.43 Ga Michael Gabbro (Emslie et al., 1997) intrude southeastern portions of the belt near the Grenville Front.

9.2 DISTRICT GEOLOGY

     The Makkovik Province consists of the Kaipokok, Aillik and Cape Harrison tectonic domains. The Kaipokok shear zone which defines the boundary between the Kaipokok and Aillik domains also marks the southern limit of Archean crust in the Makkovik Province. The Cape Harrison domain has been interpreted as a magmatic arc developed near the Makkovikian continental margin (Culshaw et al. 2000 and Ketchum et al. 2002).

     The Aillik domain is underlain by strata of the Paleoproterozoic Post Hill (2178-2013 Ma) and Aillik (1860-1810 Ma) groups, as well as extensive granitoid terrain comprised of several intrusive suites including 1815-1790 Ma syntectonic and post tectonic Makkovikian plutons, 1740-1700 Ma post tectonic, A-type plutons and 1650 Ma plutons of the Trans-Labrador batholith (Figures 9.2 and 9.3) . Deformation, amphibolite facies regional metamorphism, regional metasomatism and uraniferous mineralization of the Post Hill and Aillik groups have been attributed to Makkovikian Orogeny (1.9 to 1.7 Ga (Ryan, 1984; Gower et al. 1990; Wilton, 1996; Culshaw et al. 2002). The stratigraphy of the Post Hill and Aillik groups and the distribution of intrusive suites within the Aillik domain are not well defined. A number of uranium occurrences are located along the Nakit Slide (a strand of the Kaipokok shear zone) which is a tectonic

                                                                                                                                                                                                                                               22

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



contact between lithologies of the Post Hill Group to the north-west and the Aillik Group to the south-east.

     The Post Hill Group is an approximately 2700 m thick sequence of metamorphosed siliceous clastic metasedimentary strata and mafic metavolcanic rocks in tectonic contact with Archean gneiss. The Post Hill Group occurs as highly strained, amphibolite and gneiss in thrust sheets near Kaipokok Bay. A rifted, continental margin setting has been interpreted for deposition of the Post Hill Group (Ketchum et al. 2002).

     The Aillik Group is made up of a 5000 m thick succession of metasedimentary rocks, bimodal metavolcanic rocks (dominantly felsic), subvolcanic intrusives and diabase dykes (Bailey, 1979). A lower dominantly metasedimentary section and upper dominantly fragmental, felsic volcanic section have been recognised. Deposition in back-arc basin and in shallow marine to subaerial environments has been inferred for the Aillik Group (Ketchum et al., 2002). The Aillik Group is noted as a host for numerous and varied Cu, Pb, Zn, Mo, and U occurrences (Wilton, 1996). Within the project area, rocks of the Aillik Group are commonly represented by laminated magnetite-feldspar-quartz-bearing metavolcanic lithologies.

                                                                                                                                                                                                                                               23

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 9.1: Regional Geology Map - CMB Project
(Map from http://www.geosurv.gov.nf ca/ecsoot/geology.gif)

                                                                                                                                                                                                                                               24

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 9.2: District Geology Map - CMB Project
(after Gower et al, 1982, and Ryan, 1984)

         25

Form 43 -101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 9.3: Table of Formations
(Geology compiled from Gower et al, 1982, and Ryan, 1984)


                                                                                                                                               26

Form 43 -101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




10.0 DEPOSIT TYPES

     Uranium mineralization hosted by lithologies of the Post Hill Group has been referred to as syngenetic by early workers and that within the Aillik Group has been called volcanic-hosted, stratabound and possibly syngenetic in origin (Gower et al., 1982; Gandhi, 1986). Pb-Pb ages in the range 1895 to 1697 Ma for uranium mineralization in the Post Hill Group (2178-2013 Ma) support an epigenetic origin for these occurrences (Wilton, 1996). An epigenetic emplacement of the uranium mineralization within the Aillik Group is also indicated by uraniferous fracture-filling and breccias.

     Extensive areas of hematite + albite and quartz + epidote + actinolite + chlorite alteration in the Kitts - Michelin area are similar to alteration assemblages developed in iron-oxide-copper-gold (IOCG) districts of Paleoproterozoic age (Hitzman et al., 1992; Haynes, 2000). In some of these districts, a peripheral enrichment in uranium has been exploited as an exploration tool to locate copper-gold mineralization. Consequently, fracture controlled uraninite + magnetite mineralization in the Kitts - Michelin area may represent part of a uranium-rich end member of the iron-oxide class of epigenetic deposits.

                                                                                                                                                                                                                                               27

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




11.0

MINERALIZATION

   
11.1

INTRODUCTION

     The Central Mineral Belt of Labrador is one of the most prolific areas of uranium mineralization in Eastern Canada. Approximately 100 metal occurrences are known in the map area held by the Aurora Energy Resources Inc. within 1:50,000 scale NTS map sheets 13J/11-14 and 13K/09 and 16. About 70% are called uranium occurrences and about 20% are called copper occurrences (http://gis.geosurv.gov.nl.ca/mods/mods.asp).

     Radioactivity is associated with hydrothermal breccias marked by well oxidised wall rocks and dark hornblende-rich fracture-filling. Commonly radioactivity is proportional to the amount of dark coloured matrix component but in some cases salmon-red, crackle brecciated lithologies are also highly radioactive. The matrix of radioactive breccia includes the assemblage: hornblende + titanite (sphene) + calcite (grey or pink) + magnetite± biotite, garnet, (Fe, Cu, Pb, Zn, Mo)-sulphides, fluorite, uraninite.

     Selvages and halos of iron oxide are typically developed, whereas malachite and uranophane staining occur more locally. Net-vein, folded and segmented fabrics are observed in radioactive breccias. Locally, initial fracturing preceded the formation of a late subvertical cleavage and breccias were rotated into the plane of this cleavage to produce thinly banded gneiss with discontinuous mafic layers.

     Descriptions of the significant prospects within the CMB Uranium Property are listed in the following sections with any corresponding historical and current resources estimates summarized in Section 19.0 of this report.

11.2 URANIUM PROSPECTS OF THE POST HILL GROUP

     Gear Lake Prospect – The Gear Lake prospect lies within the northeast portion of the mineral tenure controlled by Aurora Energy Resources Inc. Mineralization first discovered in 1968 is associated with a U/Th radiometric anomaly 0.35 km in diameter. The mineralization occurs within sheared metasedimentary rocks over a strike length of 120 m. An average grade of 0.165% U3O8 was obtained for a zone of mineralization 30 m long by 4.9 m wide as outlined to a depth of 70 m. A new 43-101 compliant resource estimate for the zone by Aurora Energy in February 2008 is included in Section 19.0.

     Inda Lake Prospect – The Inda Lake prospect lies within the northeast portion of the mineral tenure controlled by Aurora Energy Resources Inc. Mineralization discovered at Inda Lake in 1968 is associated with a prominent circular U/Th radiometric anomaly 0.35 km in diameter. The mineralization occurs on the upper, south-eastern limb of a north-easterly trending anticline which is overturned to the north-west. The mineralization occurs as a footwall lens and three hanging wall lenses along a strike length of 1.1 km between Inda and Knife lakes. A new 43-101 compliant resource estimate for the zone by Aurora Energy in February 2008 is included in Section 19.0 .

                                                                                                                                                                                                                                               28

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     Nash Lake Prospect – The Nash Lake prospect lies within the northeast portion of the mineral tenure controlled by Aurora Energy Resources Inc. Mineralization discovered at Nash Lake in 1967 is associated with an oval-shaped U/Th radiometric anomaly 0.7 by 0.3 km in diameter. Drilling during the late 1960’s located three zones of mineralization within a shear zone called the Nakit Slide. A dip of 60° east and average width of 1.85 m were reported for the zone. Diamond drill hole NW77-6 in the west extension zone intersected 0.072% U3O8 over 3.4 m from 13.4 to 16.8 m, suggesting potential for resource development to the west. A new 43-101 compliant resource estimate for the zone by Aurora Energy in February 2008 is included in Section 19.0.

11.3 URANIUM PROSPECTS OF THE ALLIK GROUP

     Aurora Corridor (River) Target – The Aurora River target lies within the east central portion of the mineral tenure controlled by Aurora Energy Resources Inc. near Jacques Lake, approximately 10km to the south west of the main Jacques Lake target area. The Aurora River target was originally discovered and explored by Brinex during the years spanning 1979-1981. Work completed by Brinex consisted of geological, magnetic and electromagnetic surveys, carried out on 40 km of cut grid lines. A series of 12 radioactive outcrops were trenched and sampled. Uraniferous outcrops are found within a series of metamorphosed and deformed felsic tuffs within the Aurora River Shear Zone, an east-west oriented shear zone located on the south side of Jacques Lake.

     Jacques Lake (McLean) Prospect – The Jacques Lake Prospect lies within the east central portion of the mineral tenure controlled by Aurora Energy Resources Inc. near Jacques Lake and was discovered in 1956 by prospector J. McLean working on behalf of Brinex (E. R. Morrison, 1956). Mineralization occurs in felsic and intermediate metavolcanic rocks of the Aillik Group. In 1967, four trenches were dug along a strike length of 165 m on the side hill at an elevation of about 235 m. Results from the sampling of these trenches included 0.06% U3O8 across 0.9 m from trench #2 and 0.04% U3O8 across 2.1 m from trench #3. Prospector A. Andrews, working on behalf of the Urangesellschaft/Brinex Joint Venture in 1978, identified a dispersal train of twelve radioactive boulders with an average content of 0.32% U3O8 near the base of the ridge (McClintock, 1978a and b). Recent drilling campaigns by Aurora in 2005-2007 have met with great success and have outlined a new resource at the Jacques Lake Prospect. A new 43-101 compliant resource estimate for the zone by Aurora Energy in February 2008 is included in Section 19.0.

     Burnt Brook Showing – The Burnt Brook Showing lies within the central portion of the mineral tenure controlled by Aurora Energy Resources Inc., immediately southwest of Jacques Lake, and was discovered by L. Michelin in 1979. About 110 m of trenching in 14 trenches were documented. The North, South and Dianne zones are hosted by folded metasedimentary and metavolcanic rocks of the Aillik Group. Trenching on the North zone returned assays that included 0.069% U3O8 over 6 m within a zone of intermittent radioactivity 125 m in length and 75 m in width, as constrained by trenching. Trenching in the South zone returned 0.155% U3O8 over 4.8 m from a metapelite within an area of intermittent radioactivity along a strike length of 250 m.

                                                                                                                                                                                                                                               29

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     Gayle Showing – The Gayle showing is located approximately 1.5 km southwest of the Jacques Lake Deposit, was discovered and explored by Brinex during the years 1979 and 1980, and was dubbed one of the ‘Lucky Girl’ prospects. Work completed by Brinex included ground-based geological, geochemical, magnetic, VLF-EM, and radiometric surveys over 16 km of line cut field grid. A spotty and subdued radiometric response was returned for the area, possibly as a result of numerous bogs and thick vegetation. In addition, a series of 6 outcrops were trenched and sampled. Mineralization is hosted within intensely altered volcanic rocks, similar in nature to those found at Jacques Lake.

     Otter Lake (Emben) Showings – The Otter Lake prospects lie within the southeast portion of the mineral tenure controlled by Aurora Energy Resources Inc., immediately west of Otter Lake. Several occurrences of uranium mineralization with significant base metal and silver values have been documented within the Aillik Group on the east side of the Burnt Lake Granite since the initial discoveries in 1969; one grab sample from a radioactive boulder assayed 8.49% U3O8. Encouraging results by Brinex in 1981 included 0.423% U3O8 over 3.0 m in trench #5 across a zone 100 m in strike length called the Emben (Otter) South Zone. Work by Aurora in 2004/2005 identified a broad 500m x 500m radiometric anomaly covering the old Emben Main, Central and South Showings and drilling in 2005 (10 ddh – 2,685.59m) returned a high of 1.0% U3O8/0.5m in DDH OL-05-04 at Emben (Otter) South.

     White Bear Lake (Burnt Lake) Showings White Bear Lake showings lie within the central portion of the mineral tenure controlled by Aurora Energy Resources Inc. They are located on the northern shore of White Bear Lake (formerly Burnt Lake) and consist of the North East Showing, the North Showing, the South Showing and the North West Showing. The project area is marked by a strong U/Th anomaly with a 3 km strike length in an east-west direction and was first explored by Brinex from 1967 through 1978. Mineralization occurs intermittently within felsic metavolcanic rocks of the Aillik Group on the north side of the Burnt Lake granite intrusive. Soil geochemical surveys indicated a large anomaly over the known mineralization and led to the targeting and drilling of 17 diamond drill holes in 1977 for a cumulative total of 564 m. The Brinex drilling returned values up to 0.256 U3O8/16.5 m in drill hole 77-7 but these zones were not subsequently tested during follow up drilling and thus present clear targets in the White Bear area for future programs. During the course of 2005 field work, it was found that the highest scintillometer values, and therefore most intense uranium mineralization, were associated with strong to intense, pervasive hematite alteration in variably porphyritic felsic metavolcanics. The 14 samples collected during 2005 program returned a range of uranium values from 10.5 to 6680 ppm U.

     Melody Hill Anomaly – A northeasterly trending zone of weak radioactivity, 8 x 1 km in size, straddles Melody Lake in the west central portion of the mineral tenure controlled by Aurora Energy Resources Inc. Within this zone, a 1.0 km dispersal train of radioactive boulders was identified on the southern slope of Melody Hill about 1.4 km northeast of Melody Lake. Historical results for these boulders include an average of 8.4% U3O8 from 27 boulders and a high of 28.2% U3O8 from a grab sample collected in

                                                                                                                                                                                                                                               30

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



2004. Anomalous uranium content in excess of 100 ppm in lake sediments and an intercept of 0.14% U3O8/6.0m in DDH 80-44 on the shoreline suggest a possible source area below Melody Lake.

     Michelin Deposit – This historic deposit, located in the southwest portion of the mineral tenure controlled by Aurora Energy Resources Inc., consists of several sub-parallel groups of mineralized zones along a strike length of 1200 metres and to local depths of 700 metres and is open in all directions. The mineralization is largely confined to 150-200 metre thick zone of visibly discernable hematite alteration within a coarse feldspar porphyritic quartz mylonite unit, the boundaries of the zone being essentially conformable with S1 and lithologic contacts. The zones have an average grade of 0.12% U3O8, strike approximately 060º, dip about 55º southeast, and contains higher grade shoots which plunge steeply to the south-southwest, consistent with the regional plunge lineation. The most consistently mineralized material occurs within a 65-metre thick interval located near the upper part of the lower half of the alteration zone. This interval contains up to three higher-grade sub-intervals, separated by lower-grade or essentially un-mineralized material. The alteration zone is marked by a gradational replacement of biotite and chlorite by hornblende, and more proximal to mineralization, by pyroxene and actinolite. There is also an increase in calcite and gypsum, although these are still only present in very minor quantities. Hematization increases proximal to mineralization, with associated disappearance of magnetite and locally pyrite. Uranium normally occurs in microscopic disseminations of uraninite associated with strong hematization.

     New drilling by Aurora in 2005-2007 was successful in both confirming the known mineralization above 250 metres and also extending the zone down-plunge to a vertical depth of 700 metres. The best intersection came from DDH M05-006 which returned 0.1% U3O8/63.0m in the heart of the main plunging shoot at a vertical depth of 550 metres. A new 43-101 compliant resource calculation for the zone by Aurora Energy in February 2008 is included in Section 19.0.

     Rainbow Deposit – The Rainbow Zone, located in the southwest portion of the mineral tenure controlled by Aurora Energy Resources Inc., occurs as a stratiform lens within Aillik Group feldspathic tuff and tuff breccia. Mineralization with an average grade of 0.15%o U3O8 occurs over a strike length of 290 m and widths up to 15 m. The main lens as inferred by drilling was 140 m long by 2 to 15 m wide by 79 m deep and is open in all directions. A new 43-101 compliant resource estimate for the zone by Aurora Energy in February 2008 is included in Section 19.0.

     Michelin East TargetThis area, located in the southwest portion of the mineral tenure controlled by Aurora Energy Resources Inc., was investigated by Brinex staff during the development of the neighboring Michelin Deposit and dozens of the 300 drill holes performed at Michelin fall within the Michelin East target area. Ground work resulted in the discovery of the Chitra Zone, Mikey Lake Zone, and Running Rabbit Zones and follow-up drilling partially tested these zones as well as the a number of the known radiometric anomalies. The best results were 0.11% U3O8/6.7m in DDH CH75-2 from the Chitra Zone.

                                                                                                                                                                                                                                               31

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




12.0

EXPLORATION

   
12.1

2003 EXPLORATION WORK

     The Fronteer-Altius Alliance (the “Alliance”) was formed in February 2003 to evaluate the potential for iron oxide-copper-gold mineralization in the eastern part of the Central Mineral Belt. The Alliance subsequently acquired eight mineral licenses through staking in March 2003 and then carried out a limited field visit in July 2003 with Fronteer and Altius personnel to examine and sample the historical metal occurrences on, and adjacent to, the newly acquired mineral land tenure.

     On the basis of the observance of widespread hematite alteration and chlorite + epidote + actinolite alteration during the July 2003 field visit, six additional mineral licenses were acquired in October 2003 to blanket the Aillik and Post Hill Groups of rocks and an airborne magnetic and radiometric survey was recommended for the 2004 to cover the entire claim group.

12.2 2004 EXPL0RATION WORK

     A 12,800 line-km high resolution airborne magnetometer and gamma-ray spectrometer survey was completed by Fugro Airborne Surveys Corporation on behalf of the Alliance during the summer of 2004. The block of ground surveyed was approximately 70 by 20 km in size and covered the most of the Kitts-Michelin uranium district. Fixed wing and helicopter components to the survey were flown on a line spacing of 200 m. The aanomalies generated by the airborne survey were then prospected, evaluated and ranked in the field by Fronteer and Altius personnel during September 2004. By the end of 2004, approximately $1.06 million (Can) had been invested in the project since its inception in February 2003.

     The results of the 2004 airborne survey were very encouraging and showed a dozen discreet ovoid-shaped U/Th radiometric anomalies within the Kitts-Michelin uranium district of Labrador. Many of these anomalies pinpointed the location of uranium occurrences such as the Gear, Nash, Inda, Rainbow, and Michelin deposits discovered by Brinex during the late 1960’s. Other anomalies of large area and amplitude comparable to that of the Michelin deposit were outlined at Jacques Lake and Otter Lake where mineralization had not been previously drilled.

     Findings from the ground follow-up in September 2004 included the following:

  a)

The uranium mineralization throughout the district is contained in hydrothermal breccias associated with more regionally distributed hematite- albite alteration and most frequently developed in gneiss of the Paleoproterozoic Post Hill and Aillik groups.

  b)

Radioactivity found on an outcrop scale typically consists of multiple intervals with uranium content of about 0.1 weight % U3O8 (or radioactivity of several


                                                                                                                                                                                                                                               32

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




 

thousand counts per second) over widths of one to two metres but these intervals were found to be discontinuous along strike.

  c)

The spherical shape of the airborne radiometric anomalies suggests local thickening of mineralization along more extensive planar zones of discontinuous radioactivity. Structural controls to account for local thickening of the zones of mineralization and for the steep southwest plunge of the mineralization are inferred.

  d)

Mineralization found in dispersal trains of float commonly exceeds that located in bedrock by an order of magnitude . The exploration record for the Kitts – Michelin area has demonstrated that mineralised float is commonly locally derived. Consequently, discovery of the source of better quality mineralization found in float is the challenge for current exploration programs.

  e)

Trace element geochemistry of uranium mineralization indicates a strong positive correlation with lead content presumably as the result of the accumulation of radiogenic lead. Although assemblages containing pyrrhotite, pyrite, chalcopyrite, galena, sphalerite or molybdenite have been reported in association with uranium mineralization throughout the district, the content of Cu, Zn and Mo are poorly correlated with uranium content in rock samples . Possibly, uraniferous mineralization is the product of a separate hydrothermal event.

     Based on the results of the airborne radiometric survey and the subsequent ground follow-up, the Post Hill, Jacques Lake, Otter Lake–White Bear Lake, Michelin, and Melody Hill areas were identified as project areas with potential for bulk tonnage volcanic-hosted uranium mineralization. A $5 million (Can) follow-up program was recommended for 2005 to include:

  a)

The compilation of all historic Brinex field data in digital form.

  b)

The digital modeling of the known uranium prospects with historical estimates.

  c)

The continuing consultation process with local coastal communities and government .

  d)

A preliminary baseline environmental study of the Michelin site and proposed drill areas.

  e)

The acquisition of satellite imagery of the area for ground control.

  f)

The completion of an infill airborne radiometrics and magnetic survey at 50 metre line spacing for the individual project areas

  g)

The completion of geological and geochemical surveys over the project areas.

  h)

10,000 metres of diamond drilling to test targets at Michelin, Jacques Lake and Otter Lake .


                                                                                                                                                                                                                                               33

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




12.3 2005 EXPLORATION WORK

     As a follow-up to the positive results generated by the 2003 and 2004 field exploration programs carried out by the Fronteer-Altius Alliance, an aggressive $5.0 million (Can) work program was carried out in 2005 under the banner of the newly formed Aurora Energy Resources Inc. This work included:

  a)

5,783 line-km of detailed airborne magnetic and radiometric surveying on 50 metres line spacings by Fugro Airborne Survey Corporation over the Michelin, Jacques Lake, Otter Lake, Melody Hill and Inda Lake Trend target areas in July/August 2005.

  b)

IKONOS air photo imagery capture and geological mapping/geochemical sampling/scintillometer surveys (grid and boulder)/track etch surveying by Aurora personnel at the Michelin, Michelin East, Otter Lake, Jacques Lake, White Bear Lake, Melody Hill and Inda Lake Trend target areas in July/August/September 2005.

  c)

A 9,402 m 27-hole diamond drill program carried out by Falcon Drilling using two helicopter-supported fly drills from late August to early November 2005 with focus on the Michelin, Otter and Jacques Lake target areas.

     The 2005 Field Program was highly successful in extending both the known zone of mineralization at the historic Michelin Uranium Deposit and also discovering new zones in the CMB District through the application of modern ideas and exploration technologies. A brief summary of these findings is given below. The complete results from the 2005 Work Program can be found in the 43-101 report submitted to SEDAR in January 2006 on behalf of Aurora Energy Resources Inc. (Wilton and Cunningham-Dunlop, 2006).

  a) Michelin Uranium Deposit

     The 2005 drill campaign successfully confirmed the presence of uranium mineralization in the upper portion the historic Michelin A Zone as documented in the previous work by Brinex. The lithologies and assay intercepts in the two new twin holes, TWM05-092 and TWM05-0174, showed an excellent correlation to those reported in the original holes, M-70-92 and M-76-174, providing Aurora staff with a high level of confidence in the caliber of the work carried out by Brinex.

     Of the seven holes drilled on the down-plunge extension of the Michelin A Zone, all seven intersected the Michelin mineralization where projected, with comparable and/or higher grades and/or widths to those holes that pierced the upper portion of the zone (i.e. 0.11% U3O8/63.45 m in DDH M05-006). As a result of this work, the Michelin A Zone was extended from a vertical depth of 250 m to almost 700 m, translating into a new dip length of almost 1000 m. Further work was recommended to test the vertical and strike extent of the zone.

                                                                                                                                                                                                                                               34

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




  b) Otter Lake Target

     The Otter Lake Target Area was drill tested for the first time in the fall of 2005 as a follow-up to an aggressive summer field program. The Otter Lake target was characterized by a broad 3 km2 radiometric anomaly with over 700 widespread radioactive boulders and less than 5% bedrock exposure.

     Aurora intersected anomalous levels of uranium in four of ten drill holes completed during the drill program in three distinct areas within the main radiometric anomaly. The most encouraging results came from Otter South, where DDH OL-05-04 intersected 1.0% U3O8/0.50 m as well as a separate interval assaying 0.14% U3O8 over 1.0 m. The mineralization within this high grade interval was hosted within a deep red, very intensely hematite-altered, strongly foliated, fine-grained, weakly feldspar porphyritic, felsic metavolcanic unit with abundant fine magnetite, pyrite and chlorite as veinlets. Further work was recommended to test the strike and depth potential of this zone as well as remaining targets within the anomaly.

  c) Jacques Lake Target

     As with Otter Lake, the 2005 drilling program at Jacques Lake was also the first drilling campaign completed in this area. The Jacques Lake Target was defined by a 4 km long x 400 m wide airborne radiometric anomaly, underlain by a high strain zone in intermediate metamorphosed volcanics with abundant magnetite alteration. Uranium mineralization in outcrop had also been mapped at the south-western end of this anomaly over a strike length of approximately 220 m in the northeastern-southwestern direction.

     The 2005 drilling targeted the main anomaly and its subsidiary branches and was successful in delineating uranium mineralization over a strike length of 180 m and at a vertical depth of 20-80 m in four of seven holes. The most significant result was returned in DDH JL05-05 with a maximum of 0.10% U3O8/9.2m in JL05-05 on the southern end of the western branch of the anomaly. Intercepts of 0.10% U3O8/5.0 m, 0.10% U3O8/3.0 m, and 0.10% U3O8/4.0 m in holes DDH JL05-01, 02 and 03 on the eastern branch  of the anomaly were also returned making this a successful first pass test on the target. Further drilling was recommended to follow up on this target

     Based on the results of the 2005 Exploration Program, a further $14.5 million (Can) program was recommended for 2006 to identify a single large economic deposit, or series of deposits, in the CMB.

     The 2006 proposed work included:

  a)

The metallurgical testing of core rejects from the 2005 drilling campaign at Lakefield Research (February- March, 2006).

  b)

A 40,000 m diamond drill program at Michelin, Michelin East, Jacques Lake, White Bear Lake, Otter Lake, Rainbow, Melody Hill, and Inda Lake Trend (April-September, 2006).


                                                                                                                                                                                                                                               35

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




  c)

An ongoing geological mapping and geochemical sampling program throughout the claim group (June -October, 2006).

  d)

A gravity survey at Melody Hill to identify the source of high grade boulders (April, 2006)

  e)

An environmental baseline survey and ongoing monitoring program (April- October, 2006)

  f)

An updated resource calculation and economic study of Michelin deposit (Jan 2007).


12.4 2006 EXPLORATION WORK

     The recommended $14.5 million (Can) program was carried out by Aurora Energy Resources Inc. in 2006 to further evaluate key targets within the CMB Uranium Property. This work included:

  a)

A 46,078 m 120-hole diamond drill program carried out by Falcon Drilling using up to six helicopter-supported fly drills from May 9 th , 2006 to November 7 th , 2006 with focus on the Michelin Main, Jacques Lake, White Bear, Gear, Inda, and Nash targets.

  b)

Mapping and prospect sampling of the Aurora Corridor.

  c)

A 1360 station gravity survey over the Melody Lake and Jamson areas.

  d)

Ongoing environmental baseline studies.

  e)

Metallurgical testing of ore from Michelin, Jacques Lake, and White Bear targets at SGS Laboratories in Lakefield, Ontario.

  f)

An updated resource estimate in January 2007.

     Results from the 2006 Field Program were very positive with the best results to date being intersected within the inferred resource block at the Michelin Uranium Deposit, and a new deposit emerging at the Jacques Lake target area with comparable grades and widths of uranium mineralization to that of Michelin. A brief summary of the findings of the work program are given below. The complete results from the 2006 Work Program can be found in the 43-101 report submitted to SEDAR in March 2007 on behalf of Aurora Energy Resources Inc. (Wilton and Giroux, 2007).

  a) Michelin Drilling

     The delineation phase of the 2006 drilling program was successful in verifying the consistency of the area of mineralization indicated by the 2005 drilling, both in grade and thickness. The drilling showed that the separate mineralized lenses locally coalesce to form a single thicker lens, which defines a higher-grade core to the zone. Highlights included drill holes M06-013, M06-016 and M06-019 with true thicknesses of 42.0m of 0.21% U3O8,  49.0m of  0.18% U3O8 and 36.0m of  0.24% U3O8 respectively. Near the margins of the zone, mineralization was observed to be restricted to the upper lens, resulting in narrower intersections, but generally of better than average grade; e.g. M06-020A with 5.0m true thickness of 0.20% U3O8.

                                                                                                                                                                                                                                               36

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     The deep exploration phase of the 2006 drilling campaign succeeded in extending the Main Zone mineralization an additional 250 metres down-plunge with eleven drill holes intersecting significant mineralization comparable to that found up-plunge. Drill holes M06-025, 039, 043 and 044 showed the higher-grade core extending down-plunge to the limits of drilling, although results were not quite as impressive as in drill holes M06-013, 016 and 019. Three drill holes, M06-022, 029 and 031 intersected narrow 1.0 to 1.5 metre thicknesses of mineralization defining the lower margin or “keel” of the Main Zone and suggesting a shallowing of the plunge with depth. The south-western limit of drilling showed an increase in the thickness, grade and consistency of the upper lens, while the lower lenses are very weak. This was demonstrated by drill holes M06-026, 032 and 043 with upper lens true thicknesses of 12.0m of 0.27% U3O8, 17.0m of 0.26% U3O8 and 19.5 m of  0.20% U3O8 respectively.

     Two drill holes, M06-018 and M06-033, were drilled as exploration holes east of the Main Zone. M06-018 intersected 3.5m true thickness of 0.28% U3O8 at 360 metres vertical depth. M06-033 intersected 8.0m true thickness of 0.08% U3O8 at 610 metres vertical depth. These drill holes indicated that mineralization persists east of the Main Zone but the intersections are too distant from other drill holes to determine whether they represent the upper, middle or lower lenses. Further follow-up of this new Eastern Shoot would happen in 2007

     As a result of the 2006 drilling, the uranium mineralization at Michelin was extended to a strike length of 1.2 kilometres and to a vertical depth of 750 metres vertical depth with a higher-grade core starting at about 330 metres vertical depth and continuing to the lower limit of drilling.

  b) Jacques Lake Drilling

     The 2006 drilling at Jacques Lake intersected anomalous zones of uranium mineralization over a strike length of approximately 500 m and to depth of 200 metres. These zones were found to be coincident with the known radiometric anomalies and then continued beyond these anomalies along a strong magnetic trend to the southwest. Uranium mineralization observed in Jacques Lake drill core was found to be associated with a fine-grained to aphanitic, highly strained to mylonitic metamorphosed intermediate volcanic unit with varying degrees of pervasive hematite with strong magnetite + actinolite + calcite +/- chlorite +/- pyrite veining. Anomalous intersections were generally broad and in excess of 10 m. DDH JL06-018, JL06-019 and JL06-020 returned the most significant results with intercepts up to 0.11% U3O8 /57.71m. Similarities with Michelin mineralization include variable hematite alteration within a strongly sheared host rock, however, the intensity of magnetite and calcite veining was observed to be much higher at Jacques Lake as well as an overall lower SiO2 content in whole-rock geochemistry.

     In light of the 2006 results from drilling at Jacques Lake, an intensive follow up drill program was recommended for 2007 to test the down-dip and down-plunge

                                                                                                                                                                                                                                               37

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



extension of existing mineralization as well as the possible strike extensions of the known mineralized zones.

  c) White Bear Drilling

     The 2006 field season saw 2.985.95 m of drilling in two drill phases at White Bear Lake. This work confirmed both the presence of bedrock uranium mineralization and verified the values returned in Brinex drilling from the late 1970s.

     In Phase I, drill hole WB06-001 was drilled as a direct twin of Brinex drill hole 77-7. Results from the two holes correlated very well with approximately 0.25% U3O8 over 14.5m to 15m. WB-06-002, 003 and 004 were drilled in the same vicinity but only patchy mineralization was revealed.

     Phase II commenced approximately 650 m to the east towards the Burnt Lake granite intrusion. Ten drill holes were situated in this area to follow-up on Brinex drill holes and radioactive trenches. Correlation of mineralization between holes was inconsistent, possibly due to the late intrusion of the granite and the fluids associated with it. Three drill holes were also completed 1km to the west of the main drilling area but returned no significant results.

     Despite the historic Brinex results being successfully confirmed, the continuity between mineralized zones was not established. Further drilling may help to better understand of the relationships between the lithologies, mineralization and the intrusion of the Burnt Lake granite.

  d) Rainbow Drilling

     The 2006 drill campaign was designed to confirm and expand the near surface Rainbow Zone, located 2 km to the southwest of the Michelin Deposit. Nine of fifteen drill holes intersected significant results including: 0.13% U3O8/18.80min RZ06-001A (confirmation hole RZ-71-6), 0.154% U3O8/9.35min RZ06-002, 0.15% U3O8/7.7min RZ06-007, 0.42% U3O8/3.00min RZ06-011. As a result of the 2006 drilling, the mineralization was extended over a 300 m strike length and to a depth of 115.50 m though further drilling is to from a 43-101 compliant resource.

  e) Inda Lake Tren d

     The Inda Lake Trend is a 7 km trend of uranium showings and deposits located on the boundary between the Post Hill group and the Aillik group in the northern portion of the CMB land package. Extensive historical work has located three highly prospective areas called the Gear, Inda and Nash prospects. Diamond drilling during the 2006 field season confirmed not only the presence of bedrock uranium in the Inda Lake Trend but also the potential for significant copper concentrations at the Gear target area. Highlights included 2.2% U3O8 /3.62m in I07-001 at the Inda prospect.

                                                                                                                                                                                                                                               38

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




  f) Melody Hill Gravity Survey

     Results from the Phase I and II gravity surveys at Melody Lake showed a series of subtle gravity anomalies beneath Melody and Jamson Lakes coincident with uranium in lake sediment anomalies. It was recommended that these anomalies be drill tested from the ice during the winter of 2007.

  g) Aurora River (now Aurora Corridor)

     Mapping along the Aurora River Shear Zone in 2006 showed uranium mineralization to be strongly controlled by the shear zone fabric and related to the brecciation along the margins of felsic and mafic lithic domains, suggesting that the mineralization is late kinematic.

     High assay values were returned from the surface trenches indicating the potential for economic mineralization at Aurora River. However, the subdued radiometric responses over the target areas did not seem to reflect the assay values. The reason for the reduced radiometric anomaly is not known, but it is speculated that the low abundance of boulders and significant swamp cover in the area may have reduce the airborne radiometric signature of bedrock hosted uranium mineralization.

     Based on encouraging results returned by initial field checks in the 2006 field season, an aggressive initial drill program was recommended for 2007 to test the known zones of uranium mineralization.

  g) Metallurgy

     Metallurgical testing of samples from the Michelin, Jacques Lake, and White Bear targets was carried out at SGS Laboratories in Lakefield, Ontario. Testing showed uranium recoveries at Michelin to be on the order of 88% and those at Jacques Lake to be approximately 91%. Additional tests were also carried out at SGS including process mineralogy, comminution, physical concentration, and acid leaching.

  h) Resource Update

     An updated NI 43-101 compliant resource estimate for the Michelin Deposit was completed over the month of January, 2007. Concurrently with the updated Michelin resource estimate, an initial resource estimate was also developed for the Jacques Lake deposit. The resource modeling was carried out with both an Open Pit and Underground component by Gary Giroux, P. Eng. The breakdown of the resource categories is detailed in Table 12.1 below.

                                                                                                                                                                                                                                               39

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 12.1: 2007 CMB Resource Summary


Deposit
Measured Indicated Inferred

Tonnes
%
U3O8
lbs
U3O8

Tonnes
%
U3O8

lbs U3O8

Tonnes
%
U3O8

lbs U3O8
Michelin Open
Pit*

3,410,000

0.07

5,340,000

7,930,000

0.06

10,840,000

460,000

0.04

440,000
Michelin
Underground**

-

-

-

14,310,000

0.12

36,290,000

13,950,000

0.11

32,610,000
Jacques Lake
Open Pit*

-

-

-

1,150,000

0.08

2,100,000

1,520,000

0.06

1,880,000
Jacques Lake
Underground**

-

-

-

1,670,000

0.09

3,310,000

1,950,000

0.07

3,100,000

*

Open pit resource reported at 0.03% U308 cut-off

**

Underground resource reported at a 0.05% U308 cut-off

     Based on the encouraging results from the 2006 work, a further $21.25 million (Can) budget was proposed for a two-phase program of work in 2007.

     The 2007 Phase I Work Program included:

  a)

The development of the previously above mentioned NI 43-101 compliant resource for the Michelin Uranium Deposit and the Jacques Lake target;

  b)

The ongoing metallurgical testing of coarse core rejects from the 2006 drilling campaign from Michelin, Jacques Lake and White Bear at Lakefield Research in Ontario; and

  c)

Commence conceptual investigations into potential mining methods, infrastructure and environmental work.

     The budget for the Proposed 2007 Phase I Work Program was $0.5 million (Can).

     Assuming ongoing positive results from the 2007 Phase I Work Program, a follow-up 2007 Phase II Work Program was also recommended for Q2/3/4-2007. This included:

  a)

A 75,000 metre diamond drill program at Michelin, Jacques Lake, Aurora River, Michelin East, White Bear Lake, Melody Hill, and Inda Lake Trend to define and expand the known resource at Michelin and Jacques Lake and develop new resources within the other targets areas;

  b)

A geological mapping and geochemical sampling program throughout the CMB claim group with particular focus on the Aurora River Trend, southwest of Jacques Lake; and

  c)

An ongoing environmental baseline survey and monitoring program (Q2/Q3 – 2007).

     The budget for the Proposed 2007 Phase II Work Program was $20.75 million (Can).

                                                                                                                                                                                                                                               40

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




12.5 2005-2006 ENVIRONMENTAL BASELINE WORK

     In 2005, Aurora Resources Energy Inc. contracted Earth Tech Canada to conduct an environmental assessment of the Michelin site prior to the initiation of the exploration drill program. This work included: review of background information on the study area, completion of an inspection of the Michelin area to assess current baseline conditions, completion of two sample sets (July and October 2005) of surface water and lake sediment sampling program in the area of Ranjan Lake and the adjacent lagoon; a Gamma Radiation survey of the waste rock pile, lagoon edges, roads and former building areas.

     Field observations indicated that the Michelin study area was relatively clear of large amounts of waste materials.

     A review of the surface water analytical data indicated that there was an increasing trend in concentrations of selected parameters between the July and October 2005 monitoring events. In July, values exceeding CCME guidelines were detected at one sample site located immediately below the waste rock pile. In October, values exceeding CCME Guidelines were observed for selected parameters at all sample sites (STN 1, STN 4, and STN 7).

     A review of the sediment analytical data indicated that there was a reduction in concentrations in the 2005 data compared to the 1992 data from the same sampling locations.

     Data obtained during the 2005 gamma survey generally indicated slightly higher radiation levels in the waste rock areas as compared to the previously reported 1992 decommissioning report data.

     As a follow-up to the 2005 work, the 2006 environmental baseline program was designed to develop an environmental baseline report sufficient to support a pre-feasibility study for a uranium mine development at Michelin and satellite exploration sites. The program included the installation of three weather stations (Michelin, Jacques Lake and Postville) to collect temperature, precipitation, wind direction and velocity. The environmental baseline program also included a surface water quality sampling and hydrological program in the area of the Michelin and Jacques Lake watersheds, the collection of data on aquatic (fish) habitat, lake sediment samples, fish tissue and aquatic plants samples (to supplement historic data).

     Aurora Energy also contracted Gerald Penney Associates Limited of St. John’s Newfoundland to conduct a Historic Resources Overview Assessment (Stage 1) of the drill site locations. No archaeological sites were found in the immediate proximity of the drill locations.

     The 2007 Environmental Baseline work was initiated in September 2007 with wildlife studies, traditional knowledge surveys, and hydrological work. No data has been received to date.

                                                                                                                                                                                                                                               41

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.0 DIAMOND DRILLING

     From April 16th, 2007 through December 31st, 2007, an extensive diamond drilling program was completed on the CMB Uranium Property to test the Michelin, Jacques Lake, Melody Hill, Aurora Corridor, Burnt Brook, Gayle, Gear, Inda, and Nash properties. A total of 141 diamond drill holes totaling 49,793 metres were completed utilizing up to 11 helicopter-supported drill rigs from Falcon Drilling, Major Drilling and Springdale Drilling over the course of the program. This falls short of the 75,000 planned metres for a variety of reasons:

  a)

Delays in receiving drill permits from the Nunatsiavut Government and Provincial Governments due to the development of their new Standards for Mineral Exploration and Quarrying on Labrador Inuit Lands which was passed into law on March 30th , 2007.

  b)

Severe winter conditions lasting well into May which slowed the construction drill pads and hampered drilling rates.

  c)

Delays in receiving new drill rigs on site from Major Drilling due to delays in manufacturing and shipping to site.

  d)

Slower than expected production due to experienced drilling crews and hard ground conditions.

     A breakdown of the drilling by area is given in the following sections and details of the collar locations and assay composites constitute Appendices II and III of this report. Assay certificates are available on file at the Aurora Energy Resources Inc. office in Vancouver, BC.

13.1

MICHELIN TARGET AREA

   
13.1.1

Introduction

     The 2007 Michelin drill program started on June 10th and finished on November 27th. 50 diamond drill holes totalling 21,611.49m were drilled in the Michelin Deposit area (Figure 13.1) . This total includes one hole that was extended from 2006, and two holes were aborted prior to intersecting the mineralized zone. Wedges and controlled drilling techniques were used in a number of holes in an attempt to better control the positioning of pierce points within the vertical longitudinal section but this also added to slower drilling production. A combination of Falcon, Major and Springdale drill rigs were used to complete this work.

     Five phases of drilling were carried out in 2007: a) the Shallow Eastern Exploration Program; b) the Main Zone - Down-plunge Extension Program; c) the Eastern Shoot Down-plunge Extension Program; d) the Confirmation Program; and e) the Western Shoot Program. Drill hole locations are detailed on Figure 13.1 and in Table 13.1.

                                                                                                                                                                                                                                               42

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.1: Michelin Target Area, Plan Map of 2007 DDH Locations

                             43

Form 43 -101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.1.2      Eastern Exploration

     11 drill holes totaling 1,674.69m were drilled to test the Michelin mineralized horizon to the east of the known deposit. These drill holes tested the horizon to a distance of 700 meters east of previous coverage and to shallow depths of a maximum of 150 meters vertically below surface.

     Results of the drilling indicate that the Michelin horizon persists eastward with significant alteration but generally only weak radioactivity. Results were typically 20 to 30 meters of mineralized material assaying around 0.01% U3O8, with highs of 0.12% U3O8/1.60m in DDH M07-047 and 0.10% U3O8/3.49m in DDH M07-049.

     Recommendations for this area are for a series of 200-meter spaced drill holes to continue testing the Michelin horizon to the east and at depth.

13.1.3      Main Zone Down-Plunge

     15 drill holes totaling 10,319.11 m were drilled to target the down-plunge of the Michelin Main Zone mineralization, including three drill holes that did not reach the target. The drill holes were widely spaced, and included one of the planned delineation drill holes.

     The Main Zone Down-plunge Extension Program ended on November 29 and the drilling to date has succeeded in extending the Main Zone mineralization an additional 185 meters west of previous intercepts and to 900 meters vertical depth below surface. The deepest part of the resource now comprises an area 450 meters by 500 meters in size which is defined only by widely spaced drill holes. The zone appears to be closed off at depth.

     Highlights from the drilling include: 0.11% U3O8/15.0m in M07-059 and 0.12% U3O8/7.53m in M07-051, extending the zone to a vertical depth of almost 800 meters. Other highlights include: 0.25% U3O8/9.5m including 0.31% U3O8/7.5m in M07-069; 0.13% U3O8/5.61m in M07-045A; and 0.09% U3O8/46.44m, including 0.017% U3O8/11m and 0.4% U3O8/5.56m in M07-083.

13.1.4      Eastern Shoot Down-Plunge

     16 drill holes totaling 7,991.67m were drilled to test the down-plunge of the Eastern Shoot, discovered in late 2006. The Eastern Shoot mineralization occurs 250 meters east of the Main Zone along the main mineralized horizon but is separated from the Main Zone by a narrow interval of un-mineralized material. The drill holes targeting the Eastern Shoot also cut the South Zone mineralization, as well as other smaller zones of hanging wall mineralization. Three of the 16 drill holes were lost before reaching the mineralized zone.

                                                                                                                                                                                                                                               44

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.1: Summary of 2007 Michelin Drilling

Michelin Deposit


# Holes

Hole_ID

UTM_East

UTM_North

Grid_East

Grid_North
Elev.
(m)

Azimuth

Dip

TD (m)
Michelin Data = NAD 83, zone 21
Shallow Eastern Exploration
1 M07-046 307634 6052819 -112 -60 338 329    -45 123. 75
2 M07-047 307634 6052819 -112 -60 338 329    -75 154. 23
3 M07-048 307820 6052920 100 -50 339 332    -45 137. 77
4 M07-049 307820 6052920 100 -50 339 332    -75 182. 88
5 M07-050 307634 6052819 -112 -60 338 329    -90 185. 32
6 M07-052 307.82 6052920 100 -50 339 332    -90 93. 57
7 M07-053 307910 6052963 200 -50 340 332    -45 93. 27
8 M07-054 307910 6052963 200 -50 340 332    -85 108. 81
9 M07-055 308045 6052920 300 -150 341 330    -45 214. 88
10 M07-056 308045 6052920 300 -150 341 330    -80 165. 33
11 M07-057 308259 6052942 501 -224 340 328    -62 214. 88
Subtotal   1,674.69
Main Zone - Down-plunge Extension
1 M07-045 306731 6051613 -1446 -752 342 316    -79 183. 49
2 M07-051 306731 6051613 -1446 -752 342 311    -72 831. 40
3 M07-059 306731 6051613 -1446 -752 342 311    -66 776. 33
4 M07-061 306731 6051613 -1446 -752 342 316    -62 707. 29
5 M07-069 306768 6051631 -1405 -753 342 318    -80 833. 09
6 M07-070 306607 6051519 -1598 -782 341 326    -78 867. 02
7 M07-070A 306607 6051519 -1598 -782 341 326    -78 308. 54
8 M07-070B 306607 6051519 -1598 -782 341 326    -78 15. 00
9 M07-070C 306607 6051519 -1598 -782 341 326    -78 266. 00
10 M07-075 306559 6051401 -1693 -866 343 322    -85 776. 18
11 M07-075A 306559 6051401 -1693 -866 343 322    -85 560. 50
12 M07-079 306607 6051519 -1598 -782 341 326    -71 872. 00
13 M07-080 306798 6051373 -1489 -997 349.6 322    -79 701. 00
14 M07-080A 306798 6051373 -1489 -997 349.6 322    -79 1151. 00
15 M07-083 306882 6051842 -1200 -600 337 325    -84 818. 00
Subtotal   10,319.11
Eastern Shoot - Down-plunge Extension
1 M07-058 307379 6052218 -601 -491 352 332    -50 504. 14
2 M07-060 307379 6052218 -601 -491 352 332    -65 98. 76
3 M07-060A 307379 6052218 -601 -491 352 332    -68 537. 67
4 M07-065 307294 6052158 -704 -508 348 332    -53 549. 55
5 M07-066 307294 6052158 -704 -508 348 332    -59 556. 26
6 M07-067 307294 6052158 -704 -508 348 332    -65 559. 56
7 M07-068 307215 6052122 -791 -506 346 328    -55 175. 26
8 M07-068A 307215 6052122 -791 -506 346 328    -55 508. 41
9 M07-071 307215 6052122 -791 -506 346 328    -63 276. 76
10 M07-072 307215 6052122 -791 -506 346 328    -73 612. 04
11 M07-073 307479 6052250 -498 -506 354 330    -54 539. 84
12 M07-074 307215 6052122 -791 -506 346 328    -66 569. 72
13 M07-076 307479 6052250 -498 -506 354 328    -65 601. 00
14 M07-077 307479 6052250 -498 -506 354 330    -76 691. 00
15 M07-078 307556 6052316 -401 -481 348 330    -56 568. 00
16 M07-081 307431 6052096 -609 -624 359 326    -64 643. 70
Subtotal   7,991.67
Confirmation Drilling
1 M07-062 306993 6052545 -806 -27 334 332    -90 148. 74
2 M07-063 306993 6052545 -806 -27 334 332    -65 99. 97
3 M07-064 306993 6052545 -806 -27 334 332    -45 80. 77
4 M07-082 307071 6052419 -790 -175 334 330    -53 224
5 M07-084 307071 6052419 -790 -175 334 330    -65 224. 34
6 M07-086 307071 6052419 -790 -175 334 330    -76 242.2
7 M07-087 307071 6052419 -790 -175 334 330    -37 200
Subtotal   1,220.02

                                                                                                                                                                                                                                               45

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Western Shoot
1 M07-085 306600 6051992 -1398 -353 333 326 -66 406
Subtotal   406
Total Michelin Drilling
Total                 21,611.49

     The Eastern Shoot Down-plunge Extension Program has traced the Eastern Shoot over a horizontal distance of 300 meters and to a vertical depth of 600 meters. The mineralization is generally six to sixteen meters thick with typical Michelin grades, characteristics, and geometry. The mineralization remains open down plunge where it may merge with the Main Zone.

     Highlights from the 2007 drilling include: 0.09% U3O8/11.69m including 0.17% U3O8/5.01m in M07-058; 0.16% U3O8/6.8m in M0-60A; 0.16% U3O8/6.53m in M07-065; 0.15% U3O8/8.91m in M07-066; and 0.24% U3O8/10.1m in M07-072.

13.1.5      Confirmation Drilling

     7 drill holes totaling 1220.02m were drilled to validate the near-surface diamond drill results reported by Brinex from their 1970’s exploration. This is part of an ongoing program designed to validate approximately 10% of the historic resource defined by the Brinex drilling; 10 drill holes remain to be completed on this program in 2008. The area of confirmation all falls within the scope of the proposed open pit resource.

     Results to date indicate that the mineralization cored in the seven 2007 holes compares favorably with adjacent Brinex intercepts. Highlights include: 0.06% U3O8/44.92m including 0.11% U3O8/17.69m in M07-062; 0.06% U3O8/39.31m including 0.10% U3O8/15.14m in M07-063; 0.06% U3O8/33.42m including 0.11% U3O8/8.22m in M07-064; 0.13% U3O8/35.82m in M07-082; 0.12% U3O8/28.82m in M07-084; 0.1% U3O8/40.49m in M07-086; and 0.1% U3O8/39.07m in M07-087.

13.1.6      Western Shoot

     One drill hole totalling 406m was drilled to test the mineralization potential of the Western Shoot. Drill hole M07-085 intersected a thin zone of mineralization, returning 0.08% U3O8/0.58m .

13.1.7      Discussion

     Drilling in 2007 was very successful in extending both the Main Zone and the Eastern Shoot to vertical depths of 900 meters and 600 meters respectively and the Eastern Shoot remains open down-plunge to the southwest.

     Drilling in 2008 will focus on delineation of the Main Zone with three core rigs, and on completion of the aforementioned confirmation drilling of the historic resource with one core rig. The Main Zone delineation drilling will concentrate on tightening the drill spacing throughout the resource to move the inferred portions of the resource to the indicted category in advance of any pre-feasibility work. Exploration should also continue chasing the down plunge extensions of the Eastern Shoot, as well as searching for similarly plunging shoots in the immediate area.

                                                                                                                                                                                                                                               46

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure13.2: Michelin Main Property DDH Section 9+40W
(With major lithological units and assay histograms)


                                                                                                                                                                                                                                               47

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.3: Michelin Target Area, DDH Vertical Longitudinal Section

                                  48

Form 43 -101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.2: Summary of 2007 Michelin Assay Composites


Hole ID
From
(m)

To (m)
Length
(m)
%
U3O8
cut off grade  0.03%  U3O8
M07-045A 761.09 766.70 5.61 0.13
incl 762.09 763.01 0.92 0.22
M07- 046 69.40 70.40 1.00 0.03
M07- 047 103.76 105.36 1.60 0.12
M07- 048 40.33 42.33 2.00 0.04
M07- 049 51.04 54.53 3.49 0.10
incl 53.78 54.53 0.75 0.16
M07- 050 NSV      
M07- 051 722.24 729.77 7.53 0.12
incl 722.24 723.38 1.14 0.34
incl 725.38 726.77 1.39 0.17
M07- 052 NSV      
M07- 053 NSV      
M07- 054 NSV      
M07- 055 NSV      
M07- 056 159.95 160.85 0.90 0.03
M07- 057 NSV      
M07- 058 437.24 448.93 11.69 0.09
incl 439.12 444.13 5.01 0.17
incl 440.12 443.12 3.00 0.20
M07- 059 654.92 669.92 15.00 0.11
incl 654.92 659.92 5.00 0.14
incl 654.92 655.92 1.00 0.21
incl 662.76 664.76 2.00 0.16
M07-060A 501.00 507.80 6.80 0.16
incl 504.00 506.00 2.00 0.24
M07- 061 NSV      
M07- 062 31.01 75.93 44.92 0.06
incl 32.51 50.20 17.69 0.11
incl 43.84 49.18 5.34 0.23
incl 54.92 56.42 1.50 0.10
and 88.83 92.34 3.51 0.20
M07- 063 24.26 63.57 39.31 0.06
incl 25.76 40.90 15.14 0.10
incl 31.29 34.89 3.60 0.25
incl 50.69 52.76 2.07 0.11
incl 62.51 63.57 1.06 0.19
M07- 064* 20.98 54.40 33.42 0.06
*5 feet missing - drilled through Brinex adit
incl 22.83 33.81 10.98 0.09
incl 24.04 28.96 4.92 0.14
incl 27.70 28.96 1.26 0.24
incl 46.18 54.40 8.22 0.11
incl 48.68 51.18 2.50 0.20

                                                                                                                                                                                                                                               49

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




M07- 065 374.18 378.22 4.04 0.08
incl 374.18 376.72 2.54 0.11
incl 374.18 375.12 0.94 0.20
and 452.90 459.43 6.53 0.16
incl 453.77 455.47 1.70 0.30
and 473.13 478.37 5.24 0.06
incl 473.13 474.63 1.50 0.10
incl 477.37 478.37 1.00 0.10
M07- 066 476.31 485.22 8.91 0.15
incl 479.31 485.22 5.91 0.20
incl 480.22 481.22 1.00 0.38
incl 483.22 484.22 1.00 0.31
M07- 067* 509.41 509.91 0.50 0.16
and 515.19 532.88 17.69 0.06
incl 515.19 520.50 5.31 0.11
and incl 517.65 519.07 1.42 0.16
M07-068A 444.54 445.54 1.00 0.04
and 446.54 447.60 1.06 0.03
M07- 069 757.90 767.40 9.50 0.25
incl 758.90 766.40 7.50 0.31
incl 758.90 759.40 0.50 1.80
M07- 070 NSV      
M07-        
070A-C        
M07- 072 423.80 429.88 6.08 0.06
and 547.40 557.50 10.10 0.24
incl 550.50 553.50 3.00 0.25
incl 554.50 557.50 3.00 0.39
M07- 073 283.00 284.00 1.00 0.13
and 326.00 329.00 3.00 0.07
and 455.00 457.00 2.00 0.09
M07- 074 495.07 499.30 4.23 0.08
incl 498.71 499.30 0.59 0.16
and 511.80 512.80 1.00 0.09
M07-075A NSV      
M07- 076 293.70 294.70 1.00 0.06
and 316.13 318.13 2.00 0.04
and 486.63 488.00 1.37 0.04
and 491.90 492.90 1.00 0.04
M07- 077 337.00 337.60 0.60 0.17
and 621.75 622.75 1.00 0.04
M07- 078 245.86 247.06 1.20 0.06
and 261.37 261.87 0.50 0.04
and 267.05 268.05 1.00 0.16
and 455.65 457.21 1.56 0.04
and 495.70 496.77 1.07 0.03
M07- 079 670.08 670.50 0.42 0.03
M07- 080 NSV      
M07- 081 424.00 425.00 1.00 0.04
and 433.00 434.00 1.00 0.05

                                                                                                                                                                                                                                               50

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




and 469.31 470.31 1.00 0.03
and 605.10 609.10 4.00 0.12
incl 607.10 609.10 2.00 0.17
and 612.60 613.60 1.00 0.03
M07- 082 94.00 95.00 1.00 0.03
and 118.47 120.71 2.24 0.05
and 125.29 126.29 1.00 0.04
and 130.19 131.79 1.60 0.11
incl 130.19 130.99 0.80 0.16
and 140.21 176.03 35.82 0.13
incl 140.21 142.21 2.00 0.24
incl 147.21 149.21 2.00 0.24
incl 150.21 152.21 2.00 0.26
incl 155.42 157.62 2.20 0.37
M07- 083 719.00 730.00 11.00 0.17
incl 724.00 728.00 4.00 0.26
and 741.74 742.94 1.20 0.05
and 745.55 746.63 1.08 0.10
and 759.88 765.44 5.56 0.40
incl 761.88 762.8 0.92 0.61
incl 764.30 765.44 1.14 0.95
M07- 084 143.02 144.20 1.18 0.04
and 154.40 183.22 28.82 0.12
incl 155.40 165.40 10.00 0.23
and incl 160.40 163.40 3.00 0.39
incl 168.35 169.15 0.80 0.20
M07- 085 306.19 306.77 0.58 0.08
M07- 086 145.90 146.90 1.00 0.07
and 170.67 211.16 40.49 0.10
incl 170.67 185.02 14.35 0.17
and incl 174.67 175.67 1.00 0.36
and incl 177.67 178.67 1.00 0.31
and incl 180.67 182.67 2.00 0.27
incl 188.20 189.20 1.00 0.29
incl 197.37 198.37 1.00 0.18
M07- 087 119.91 121.29 1.38 0.13
and 126.30 127.07 077 0.17
and 134.00 173.07 39.07 0.10
incl 135.00 142.09 7.09 0.19
incl 142.82 146.74 3.92 0.26
incl 148.45 151.45 3.00 0.18
incl 171.04 173.07 2.03 0.23

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length)
Minimum cut off grades must be maintained in both the “up hole”
and “down hole” directions for a composite to qualify.

                                                                                                                                                                                                                                               51

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.2

JACQUES LAKE TARGET AREA

   
13.2.1

Introduction

     A diamond drilling program consisting of 22,000 metres was proposed for the Jacques Lake deposit in 2007. The focus of the proposed program was to test for additional mineralization down-dip and down-plunge to the south west of the existing resource area at the deposit.

     A total of 29 drill holes with a cumulative length of 14,209.00 m were completed on the Jacques Lake target (Figure 13.2.1 and Table 13.2.1) between April 27th 2007 and October 31st 2007 using up to four helicopter-supported drill rigs from Falcon Drilling. Drilling was focused on exploring for down-dip and down-plunge extensions to the deposit. Drill holes were oriented at 315° azimuth to intercept mineralization a roughly perpendicular orientation.

     The short fall in the actual drilling meterage versus the proposed drill meterage were due to early season weather delays, mechanical breakdown delays, and chronic drill crew shortages.

13.2.2      Discussion

     The 2007 drill program was successful in expanding the Jacques Lake deposit further to the west and down-dip (Figure 13.2.2 and 13.2.3 and Table 13.2.2) . The 2007 drill program also added confidence to the understanding of the fold interference pattern controlling thickening of the mineralized zone. Intervals of uranium mineralization intersected in 2007 are of comparable width and grade to those cut in 2006.

     Uranium mineralization at Jacques Lake is hosted within a package of magnetite bearing intermediate volcanic rocks (trachyandesites), variably hematized and albitized. Mineralization is correlatable with an increase in both magnetite and hematite content. Ore zones are interpreted to have undergone multiple folding events, and to be plunging to the south. The hanging wall to the deposit consists of a poorly sorted heterolithic conglomerate, clasts of albitized intermediate volcanics have been observed within the conglomerate, and as such the hanging wall conglomerate is interpreted to be younger than the host intermediate volanics. The footwall to the deposit is dominantly a granite pluton related to the Trans-Labrador batholith. All levels of the deposit area are cut by a series of mafic intrusive bodies, these bodies crosscut the mineralized zones and may be unfoliated to strongly foliated. The deposit is poorly exposed at surface with a series of mineralized outcrops scattered along the slope overlying the deposit. Airborne magnetics are effective in mapping the distribution of magnetite alteration in the area, and therefore the extent of the host rocks.

     Highlights from 2007 drilling include: DDH JL07-070 which intersected 0.12% U3O8/17.0m approximately 100m down plunge from the existing resource block. Other results include: 0.15% U3O8/15.02m including 0.21% U3O8/7.00m in JL07-061; 011% U3O8/26.00m in JL07-062; and 0.12% U3O8/42.50m in JL07-066. Drill hole

                                                                                                                                                                                                                                               52

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



JL07-076 intersected a main zone of 0.11% U3O8/10m approximately 200m down-plunge from the existing resource block, demonstrating the potential for additional mineralization to occur in close proximity to the existing deposit.

     Work in 2008 should continue to focus on following the down-plunge extension of the zone to the southwest and continuing the conversion of inferred resource blocks to indicated, through adding additional infill drill holes in the inferred resource. Exploration potential is believed to exist to the North East of the current deposit, in an area of coincident airborne magnetic and radiometric anomalies.

                                                                                                                                                                                                                                               53

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.2.1: Jacques Lake Target Area, Plan Map of 2007 DDH Locations

                                 54

Form 43 -101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.2.1: Summary of 2007 Jacques Lake Drilling


# Holes

Hole ID

UTM East

UTM North
Elev.
(m)

Azimuth

Dip

TD (m)
Jacques Lake Data = NAD 83, zone 21
1 JL07-052 333132 6066001 270 315 -55 550.16
2 JL07-053 333176 6066031 283 315 -55 541.02
3 JL07-054 333132 6066001 270 315 -68 799.19
4 JL07-055 333176 6066031 283 315 -68 736.09
5 JL07-056 333132 6066001 270 315 -80 1,061.62
6 JL07-057 333176 6066031 283 315 -80 1,075.25
7 JL07-058 332848 6066173 191 315 -45 104.90
8 JL07-058A 332848 6066173 191 315 -45 257.56
9 JL07-059 332778 6066146 189 315 -45 226.47
10 JL07-060 332893 6066044 223 315 -50 339.84
11 JL07-061 332893 6066044 223 315 -60 373.68
12 JL07-062 332893 6066044 223 315 -75 380.09
13 JL07-063 332853 6066004 223 315 -50 355.40
14 JL07-064* 333132 6066001 270 315 -45 183.48
15 JL07-065 332853 6066004 223 315 -60 372.16
16 JL07-066 333132 6066001 270 300 -50 557.78
17 JL07-067 332853 6066004 223 315 -75 395.63
18 JL07-068 332931 6066083 235 315 -50 349.61
19 JL07-069 332778 6065935 209 315 -45 377.04
20 JL07-070 332962 6065972 235 315 -75 477.93
21 JL07-071 333104 6065963 258 300 -50 504.75
22 JL07-072 332900 6065894 229 315 -60 593.01
23 JL07-073 332900 6065894 229 315 -50 439.83
24 JL07-074 332813 6065878 211 310 -60 440.44
25 JL07-075 333104 6065963 258 300 -68 610.82
26 JL07-076 332749 6065799 207 325 -57 465.73
27 JL07-077* 333094 6065803 230 315 -48 215.49
28 JL07-078 333094 6065803 230 315 -56 691.29
29 JL07-079 333041 6065743 233 315 -56 732.74
Total   14,209.00

* denotes abandoned drill hole

                                                                                                                                                                                                                                               55

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.2.2: Jacques Lake Target Area, DDH Cross-Section L900mE
(Looking 225 degrees - Showing interpreted geology and ore zones)


                                                                                                                                                                                                                                               56

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.2.3: Jacques Lake Target Area, DDH Vertical Longitudinal Section
(%U3O8 x thickness - looking ~315 degrees)

                                                                                                                                                                                                                                               57

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.2.2: Summary of 2007 Jacques Lake Assay Composites

   Hole ID From To Interval %U3O8
cut off grade 0.03%U3O8      
JL07- 052 295.96 296.96 1.00                0.08
and 408.50 413.50 5.00                0.06
JL07- 053 306.50 312.50 6.00                0.06
incl. 309.43 310.00 0.57                0.14
and 397.00 398.00 1.00                0.04
and 444.47 445.50 1.03                0.06
and 448.50 448.95 0.45                0.06
JL07- 054 310.00 311.00 1.00                0.03
JL07- 055 362.11 363.11 1.00                0.06
and 378.72 379.72 1.00                0.07
and 499.75 500.75 1.00                0.05
JL07- 056 No samples taken      
JL07- 057 895.50 897.50 2.00                0.07
JL07- 058 17.00 24.00 7.00                0.09
incl. 19.00 20.00 1.00                0.20
and 30.00 33.50 3.50                0.05
incl. 32.50 33.50 1.00                0.10
and 95.00 97.00 2.00                0.05
JL07- 058A 16.24 23.24 7.00                0.09
incl. 17.24 20.24 3.00                0.15
and 25.24 26.24 1.00                0.08
and 32.25 34.64 2.39                0.09
and 125.50 126.50 1.00                0.03
and 191.00 192.00 1.00                0.05
JL07- 059 90.50 92.50 2.00                0.08
JL07- 060 120.28 133.50 13.22                0.09
incl. 120.28 124.50 4.22                0.13
and incl 126.50 127.50 1.00                0.22
and 158.88 159.88 1.00                0.04
and 190.50 192.50 2.00                0.04
and 195.50 195.60 0.10                0.04
and 215.25 225.60 10.35                0.05
incl. 220.60 221.60 1.00                0.12
and 242.00 253.00 11.00                0.12
incl. 243.00 244.00 1.00                0.25
incl. 246.00 251.00 5.00                0.15
and 270.95 273.95 3.00                0.07
and 296.75 304.50 7.75                0.03
JL07- 061 126.37 141.39 15.02                0.15
incl. 126.37 133.37 7.00                0.21
and 172.04 172.52 0.48                0.08
and 224.11 229.96 5.85                0.06
incl. 228.96 229.96 1.00                0.17
and 233.96 234.96 1.00                0.56
and 237.96 238.96 1.00                0.04
and 256.36 257.11 0.75                0.15

                                                                                                                                                                                                                                                                 58

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




and 288.95 293.20 4.25 0.18
JL07- 062 164.00 190.00 26.00 0.11
incl. 166.00 168.00 2.00 0.14
incl. 174.00 177.00 3.00 0.21
incl. 180.00 181.00 1.00 0.20
incl. 188.00 189.00 1.00 0.19
and 230.00 233.00 3.00 0.11
incl. 232.00 233.00 1.00 0.19
JL07- 063 104.00 119.55 15.55 0.05
incl. 104.00 105.00 1.00 0.09
incl. 114.00 115.00 1.00 0.14
incl. 116.00 117.00 1.00 0.12
and 137.00 138.00 1.00 0.03
and 184.50 195.22 10.72 0.04
and 215.50 232.00 16.50 0.06
incl. 217.50 218.50 1.00 0.11
incl. 226.00 227.00 1.00 0.16
and 256.50 265.00 8.50 0.04
incl. 260.50 261.50 1.00 0.10
and 277.00 280.00 3.00 0.05
incl. 278.00 279.00 1.00 0.07
and 283.00 285.00 2.00 0.03
and 298.00 304.00 6.00 0.09
incl. 299.00 300.00 1.00 0.17
incl. 302.00 303.00 1.00 0.15
and 322.50 324.50 2.00 0.06
JL07- 064 No samples taken      
JL07- 065 119.00 135.50 16.50 0.09
incl. 119.00 121.00 2.00 0.20
incl. 124.00 127.47 3.47 0.19
and 263.00 264.00 1.00 0.04
and 269.00 270.00 1.00 0.04
and 274.50 284.31 9.81 0.07
incl. 281.00 284.31 3.31 0.12
JL07- 066 370.00 412.50 42.50 0.12
incl. 370.00 373.00 3.00 0.23
incl. 374.40 375.00 0.60 0.19
incl. 384.00 385.00 1.00 0.17
incl. 387.50 390.85 3.35 0.37
incl. 392.50 397.50 5.00 0.27
incl. 400.50 401.50 1.00 0.15
incl. 404.50 406.50 2.00 0.20
JL07- 067 155.81 158.00 2.19 0.05
and 169.75 173.50 3.75 0.03
and 199.50 206.00 6.50 0.05
and 387.53 388.03 0.50 0.04
JL07- 068 52.50 53.00 0.50 0.09
and 149.10 169.10 20.00 0.08
incl. 149.10 154.10 5.00 0.13
and incl. 161.10 163.10 2.00 0.15

                                                                                                                                                                                                                                                                 59

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




and incl. 166.10 168.10 2.00 0.16
and 172.10 173.10 1.00 0.04
and 185.80 188.10 2.30 0.08
and 197.10 209.77 12.67 0.04
incl. 205.10 206.10 1.00 0.10
and 273.00 274.00 1.00 0.05
and 278.00 279.00 1.00 0.08
and 299.00 301.00 2.00 0.10
JL07- 069 279.35 280.35 1.00 0.04
and 306.50 307.50 1.00 0.05
JL07- 070 401.00 418.00 17.00 0.12
incl. 408.00 412.00 4.00 0.27
JL07- 071 113.50 114.50 1.00 0.04
and 338.00 340.00 2.00 0.05
and 343.00 344.00 1.00 0.07
and 374.00 376.00 2.00 0.14
and 468.00 471.00 3.00 0.06
JL07- 072 No samples taken      
JL07- 073 346.00 347.00 1.00 0.05
and 359.00 396.09 37.09 0.05
incl. 359.00 360.00 1.00 0.12
incl. 373.00 375.00 2.00 0.09
JL07- 074 362.00 364.00 2.00 0.04
and 371.00 375.00 4.00 0.03
and 379.00 380.00 1.00 0.04
and 386.00 389.00 3.00 0.04
JL07- 075 472.00 473.00 1.00 0.03
and 503.50 504.50 1.00 0.03
JL07- 076 374.00 378.00 4.00 0.05
and 380.00 381.00 1.00 0.04
and 384.00 391.00 7.00 0.05
incl. 389.00 390.00 1.00 0.11
and 398.00 400.00 2.00 0.04
and 411.00 421.00 10.00 0.11
incl. 412.00 413.00 1.00 0.17
incl. 416.00 419.00 3.00 0.23
JL07- 077 No samples taken      
JL07- 078 555.00 562.00 7.00 0.11
incl. 559.00 561.00 2.00 0.21
and 565.00 566.00 1.00 0.05
and 572.10 581.30 9.20 0.08
incl. 572.10 574.00 1.90 0.13
incl. 579.00 580.00 1.00 0.11
JL07- 079 372.00 372.26 0.26 0.07

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length)
Minimum cut off grades must be maintained in both the “up hole”
and “down hole” directions for a composite to qualify.

                                                                                                                                                                                                                                                                 60

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.3

MELODY LAKE TARGET AREA

   
13.3.1

Introduction

     At total of 4,000 metres were originally budgeted to test the Melody Hill target during the 2007 field season. The focus of the planned program was to test coincident gravity and uranium-in-lake-sediment anomalies beneath Melody and Jamson Lakes via drill setups on the ice, and to also follow up encouraging drill results from Brinex drilling in the late 1970’s near the eastern shore of Melody Lake.

     A total of 14 drills holes totaling 3,376.17 metres were drilled on the Melody and Jamson Lake targets between April 16, 2007 and June 9th, 2007 using two helicopter-supported drill rigs from Falcon Drilling. Details concerning the individual holes are listed below in Table 13.3.1 and also shown in Figures 13.3.1 and 13.3.2 .

Table 13.3.1: Summary of 2007 Melody Hill Drilling


# Holes

Hole_ ID

UTM_East

UTM_North

Zone
Elev.
(m)

Azimuth

Dip

TD (m)
ML Data = NAD 83, zone 20 & 21
1 ML07-001 692069 6063574 20 ~270 72.5 -45.5 304.80
2 ML07-002 692068 6063575 20 ~270 350 -45 18.90
3 ML07-003 692068 6063575 20 ~270 350 -55 16.80
4 ML07-004 692068 6063575 20 ~270 350 -60 365.85
5 ML07-005 698068 6063572 20 ~270 170 -55 342.60
6 ML07-006 692393 6063096 20 ~265 45 -45 305.71
7 ML07-007 693436 6062169 20 ~265 161 -45 306.93
8 ML07-008 306605 6061953 21 ~200 235 -45 21.34
9 ML07-009 306605 6061953 21 ~200 235 -50 301.14
10 ML07-010 693436 6062169 20 ~200 161 -85 163.37
11 ML07-011 306605 6061953 21 ~200 163 -45 285.60
12 ML07-012 693436 6062169 20 ~200 115 -45 272.49
13 ML07-013 693436 6062169 20 ~200 330 -45 304.88
14 ML07-014 306605 6061953 21 ~200 163 -60 365.76
Total               3,376.17

                                                                                                                                                                                                                                               61

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.3.1: Melody Lake Target Area, Plan Map of 2007 DDH Locations – Jamson Lake

Figure 13.3. 2: Melody Lake Target Area, Plan Map of 2007 DDH Location – Melody Lake

13.3.2      Discussion

     Drilling was originally to have been carried out from the ice of Melody and Jamson Lakes but delays in receiving drill permits and the subsequent rapidly deterioration of the ice conditions, resulted in a relocation to less desirable land based

                                                                                                                                                                                                                                               62

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



sites, much further from the planned targets. A total of 7 land based sites were selected on the northern and southern shores Jamson Lake and eastern shore of Melody Lake in order to test the chosen targets.

     Targeting criteria based on airborne magnetic interpretations, gravity surveys and lake sediment geochemical anomalies, indicated a likely host to mineralization along a contact between felsic volcanic rocks and a granitic pluton.

     Drilling returned generally disappointing results, with only spot highs being intersected in holes M07-007 and M07-011. Mineralization intersected was hosted in fractured granitoid rocks, with no discernable deformation or alteration associated with the mineralized zones. It is believed that due to the inability to drill from the ideal locations on the ice, the targets were not adequately tested.

Table 13.3.2: Summary of 2007 Melody Hill Assay Composites

Hole ID From(m) To(m) Interval(m) %U3O8
cut off grade 0.03% U3O8      
ML07-001 NSV      
ML07-002 NSV      
ML07-003 NSV      
ML07-004 NSV      
ML07-005 NSV      
ML07-006 NSV      
ML07-007 41.35 42.05 0.7 0.073
ML07-008 NSV      
ML07-009 NSV      
ML07-010 NSV      
ML07-011 52.29 53.29 1 0.054
and 60.41 61.41 1 0.105
and 108.81 109.44 0.63 0.089
ML07-012 NSV      
ML07-013 NSV      
ML07-014 NSV      

(NSV = no significant results)

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length)
Minimum cut off grades must be maintained in both the “up hole”
and “down hole” directions for a composite to qualify.

     The drilling of these anomalies may be revisited in 2008 but the given the erratic nature of the mineralization observed in 2007 drill holes and the target location beneath Melody and Jamson Lakes, this remains a challenging target.

                                                                                                                                                                                                                                               63

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.4

AURORA CORRIDOR TARGET AREA

   
13.4.1

Introduction

     The Aurora Corridor target area is located approximately 10km to the west of the Jacques Lake deposit, on the south western shore of Jacques Lake. Drill holes totaling 2,250 metres were originally proposed at the start of the exploration program to test the Aurora Corridor target. The target consisted of an east-west striking shear zone with a coincident magnetic anomaly with numerous occurrences of uranium mineralization along its length.

     A total of 12 drill holes totaling 2,047.32 metres were drilled between June 17, 2007 and August 1, 2007 and between October 22, 2007 and October 27, 2007 using one helicopter-supported drill rig from Falcon Drilling. Details concerning the individual holes are listed below in Table 13.4.1, and also shown in Figure 13.4.1 .

Table 13.4. 1: Summary of 2007 Aurora Corridor Drilling

# Holes
Hole ID
UTM East
UTM North
Elev.
(m)
Azimuth
Dip
TD (m)
Aurora Corridor Data = NAD 83, zone 21
1 AR07-001 321142 6060904 259 355 -45 99.36
2 AR07-002 321142 6060904 259 355 -75 319.74
3 AR07-003 321324 6060931 280 355 -45 373.67
4 AR07-004 321324 6060931 280 355 -75 93.27
5 AR07-005 321351 6060920 280 22 -45 104.24
6 AR07-006 321351 6060920 280 22 -51 96.62
7 AR07-007 321351 6060920 280 8 -45 102.72
8 AR07-008 322555 6060992 314 332 -45 255.12
9 AR07-009 322555 6060992 314 332 -75 93.57
10 AR07-010 322678 6061009 312 332 -45 163.07
11 AR07-011 322678 6061009 312 332 -75 146.91
12 AR07-012 321202 6060755 317 355 -45 199.03
Total   2,047.32

13.4.2      Discussion

     a) Geology – The Aurora Corridor Property is characterized by a narrow E-W trending aeromagnetic anomaly that is 9km in strike-length, and two small airborne radiometric anomalies. These two geophysical signatures are coincident with the Aurora River Shear Zone (ARSZ), a prominent E-W trending, ductile reverse-dextral, mylonitic shear zone that cuts across the entire property.

     The geology is classified into three main lithotectonic domains; 1) the Hanging Wall which consists of moderately deformed Aillik Group rocks, 2) strongly to extremely deformed rocks of the Aurora River Shear Zone, and 3) the Footwall which consists of variably deformed granitoids. Within these lithotectonic domains, several distinct lithologies were encountered during the 2007 drill program and they have been summarized in the Table 13.4.2 below:

                                                                                                                                                                                                                                               64

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.4.2: Summary of the Aurora Corridor Drill Program Lithologies

Lithology
Lithotectonic
Domain
Coarsely porphyritic felsic metavolcanic Shear Zone
Finely porphyritic felsic metavolcanic Shear Zone
Mylonitized porphyroblastic mafic volcanic Shear Zone

Pink fine-grained felsic volcanics intercalated
with transposed, green mafic volcanics
Eastern Anomaly U
Mineralization Host
Rock within the
Shear Zone

Mylonitized, strongly altered volcanic pseudo-
brecciated with actinolite + calcite + chlorite
+/- pyrite and hematite-magnetite alteration
Western Anomaly U
Mineralization Host
Rock within the
Shear Zone
Syn-kinematic mafic dyke Shear Zone
Undifferentiable mafic dyke Shear Zone
Medium- grained granite Footwall
Foliated medium -grained granite Footwall
Post-kinematic diorite dyke Footwall

     Intense alteration and deformation throughout the entire Aurora River Shear Zone units makes identifying the protolith a difficult task. Two main alteration assemblages are present:

  1)

a peak metamorphic assemblage consisting mainly of albite -K feldspar- amphibole-biotite+/ -magnetite with occasional titanite+/-garnet; and

  2)

a retrograde overprint assemblage including epidote-chlorite -calcite+/- pyrite.

     Uranium mineralization was encountered in the strongly sheared to mylonitized volcanic rocks of the Aurora River Shear Zone. Mineralization drilled in the Western Anomaly was hosted in a hematite-altered, extremely magnetite-rich, fibrous actinolite + calcite + chlorite felsic volcanic pseudo-breccia; whereas mineralization drilled on the Eastern Anomaly was typically hosted within a pervasively hematite-altered, thinly banded felsic metavolcanic unit with moderate to strong disseminated magnetite – a common, un-mineralized unit on the Western Anomaly. Only one exception to mineralization host rock occurs; AR07-009, the western most drill hole of the Eastern Anomaly that intercepted a second mineralization zone contained within the pseudo-breccia host rock. Given that mineralization is found in two different rock types, mineralization was most likely present prior to the shear event with remobilization during the event.

                                                                                                                                                                                                                                               65

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     b) Drill Results – Elevated to significant levels of uranium mineralization were intersected in 8 of the 12 holes drilled (Table 13.4.3) . Highlights from the drilling include: 0.11% U3O8/2.0m and 0.19% U3O8/1.5m including 0.48% U3O8/0.5m in AR07-002; and 0.16%U3O8/1.5m and 0.14%U3O8/2.0m in AR07-011. These values are comparable to the initial shallow drill results from both the Michelin and Jacques Lake Deposits, and as a result, the entire Aurora Corridor warrants considerably more drilling, prospecting, and mapping in 2008.

     The strong correlation between disseminated magnetite and uranium mineralization in this area is an excellent tool for focusing drill targets. Thickened magnetic anomalies past the eastern and western extent of drilling in 2007 most likely correspond to hinge zones and fold interference structures with potential for wider sequences of mineralization.

                                                                                                                                                                                                                                               66

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.4.1: Aurora Corridor Target Area, Plan Map of 2007 DDH Locations


                                   67

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 13.4.2: Representative Cross-section of drill holes AR07-001 and AR07-002

                                                                                                                                                                                                                                               68

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.4.3: Summary of 2007 Aurora Corridor Assay Composites

Hole ID From (m) To (m) Interval (m) %U3O8
cut off grade 0.03% U3O8      
AR07- 001 22.32 23.32 1.00 0.05
and 26.32 27.32 1.00 0.03
and 30.07 30.82 0.75 0.08
AR07- 002 37.00 39.00 2.00 0.11
incl 37.00 38.00 1.00 0.15
and 46.00 50.50 4.50 0.08
incl 49.00 50.50 1.50 0.19
and incl 50.00 50.50 0.50 0.48
AR07- 003 34.80 35.30 0.50 0.03
AR07- 004 No samples taken      
AR07- 005 44.80 45.15 0.35 0.10
and 48.27 48.95 0.68 0.07
AR07- 006 No samples taken      
AR07- 007 No samples taken      
AR07- 008 34.95 36.66 1.71 0.10
incl 34.95 35.66 0.71 0.15
and 40.53 41.00 0.47 0.04
AR07- 009 49.95 52.45 2.50 0.10
incl 49.95 50.95 1.00 0.19
and 70.43 71.43 1.00 0.05
AR07- 010 17.05 21.55 4.50 0.06
incl 20.05 21.55 1.50 0.11
AR07- 011 23.05 30.05 7.00 0.07
incl 23.55 24.05 0.50 0.11
incl 28.05 30.05 2.00 0.14
and 30.70 31.35 0.65 0.04
and 53.73 54.48 0.75 0.08
AR07- 012 21.00 23.00 2.00 0.05

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length)
Minimum cut off grades must be maintained in both the “up hole”
and “down hole” directions for a composite to qualify.

                                                                                                                                                                                                                                               69

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.5

BURNT BROOK TARGET AREA

   
13.5.1

Introduction

     A total of 12 drill holes totaling 3,000 m were planned for the 2007 field season on the Burnt Brook Property, located 4.0 km southwest of the Jacques Lake Deposit. The goal of the 2007 drill program was to test known occurrences of outcropping uranium mineralization identified in the late 1970s through trenching and surface mapping within the same stratigraphic package as Jacques Lake. Particular attention was paid to targeting mapped folds in the area.

     At total of 10 drill holes totaling 1,828.42 metres were completed in the Burnt Brook area between September 21 and October 27, 2007 using one helicopter-supported drill rig from Falcon Drilling. Drilling was focused on undercutting a series of previously identified mineralized trenches, as well as testing an interpreted fold closure to the northeast.

     Details of the 2007 drill holes are listed in Table 13.5.1, and shown in Figure 13.5.2.

Table 13.5. 1: Summary of 2007 Burnt Brook Drilling


# Holes

Hole ID

UTM East

UTM North
Elev.
(m)

Azimuth

Dip

TD (m)
Burnt Brook Data = NAD 83, zone 21
1 BB07-001 329741 6063335 257.8 310 -45 300.23
2 BB07-002 329776 6063300 244.8 310 -45 168.86
3 BB07-003 329776 6063300 244.8 310 -75 174.96
4 BB07-004 329684 6063249 255.6 310 -45 157.89
5 BB07-005 329727 6063215 250.8 310 -45 243.54
6 BB07-006 329900 6063290 240 290 -45 224.64
7 BB07-007 329938 6063328 245 310 -45 145.39
8 BB07-008 329938 6063328 245 310 -70 70.32
9 BB07-009 329906 6063202 233 310 -45 218.54
10 BB07-010 329848 6063373 245 310 -45 124.05
Total             1,828.42

13.5.2      Discussion

     a) Geology – The Burnt Brook Prospect is underlain by a northeast-southwest striking sequence of Aillik Group metasediments and volcanics. A granitoid batholith intrudes to the north, and several mafic and intermediate dykes are present throughout the property. A few units are very similar in nature to those at the Jacques Lake Property just a few kilometres to the east. Several main lithologies were encountered in drilling and mapping the Burnt Brook Prospect and have been identified in Table 13.5.2 .

                                                                                                                                                                                                                                               70

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.5.2: Main Lithologies of the Burnt Brook Target

Lithology Description

Microdiorite mafic intrusive
Felspar porphyritic with dark grey aphanitic matrix;
Rare quartz; Hosts mineralization
Psammite Grey & thinly bedded; Hosts mineralization
Meta- pelite Argillaceous; Hosts mineralization
Metamorphosed rhyolite Quartz & feldspar porphyritic
Mafic tuff
Contains thin beds of arkosic and locally, black pebble
conglomerate
Metamorphosed plagioclase
porphyry
Dark grey aphanitic matrix with up to 20% plagioclase
laths and occasional rounded quartz phenocryst;
Massive to flow banded

Mafic metavolcanic crystal -
lapilli tuff
Fine-grained and foliated with broken phenos of
plagioclase laths and rounded quartz phenocrysts;
Rare fragments of fine- grained sedimentary rock
Intermediate metavolcanic
crystal-lapilli tuff
Fine-grained and foliated; Broken phenocrysts of
plagioclase laths and rounded quartz
Intermediate metavolcanic
Similar to Jacques Lake unit; Occasionally hosts
mineralization
Medium -grained granite Foliated
Diorite mafic dyke Syn-kinematic with penetrative S2 foliation
Mafic dyke Undifferentiable
Post-kinematic mafic dyke Un-foliated
Pre-kinematic mafic dyke Foliated

     Uranium mineralization is typically hosted in pelitic and psammitic Aillik Group metasediments confirming observations from surface mapping. The metasediment host rocks are associated with increased hematite alteration, strong disseminated magnetite, and calcite+biotite+/-chlorite+/-sulphide veining. Mineralization has also been encountered within a later microdioritic intrusive, and appears to have been remobilized from xenoliths of the metasediments contained within this relatively fresh intrusive. This intrusive host rock is associated with increased hematite alteration, actinolite-calcite+/-biotite veining, and moderately to strongly disseminated magnetite. Minor intervals of mineralization also occurred in moderately hematized and albitized intermediate volcanics similar to the host rocks at the Jacques Lake deposit.

     Fold system geometry and mesoscale fold interference structures control the distribution of mineralization on this property. Field observations have indicated that the

                                                                                                                                                                                                                                               71

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



host rocks form the core of a large scale asymmetric Type II interference structure and are enclosed by felsic volcanic rocks. The strike extent of the prospect is limited to the northeast  by the closure of an F2 synform and to the southwest by closure of an F1 synform\antiform pair.

     b)Drill Results – Highlights from 2007 drilling include 0.05% U3O8/7.00min BB07-001, 0.09% U3O8/2.00m in BB07-002, and 0.06% U3O8/4.73m in BB07-003.

     While mineralized zones were generally narrow, i.e. 1-7 metres, sufficiently elevated levels of radioactivity have been intersected to warrant follow up surface work and diamond drilling in the 2008 field season. Drilling in the 2008 field season will focus on the continued step-out from known outcropping of mineralization.

Figure 13.5.1 Burnt Brook Target – Cross Section L950mE
(Interpreted subsurface geology + %U3O8 histogram)


                                                                                                                                                                                                                                               72

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.5.3: Summary of 2007 Burnt Brook Assay Composites

Hole ID From (m) To (m) Interval (m) % U3O8
cut off grade 0.03% U 3O8      
BB07-001 5.75 12.75 7.00 0.05
incl 6.75 7.75 1.00 0.17
and 20.50 21.50 1.00 0.03
and 24.50 26.50 2.00 0.07
BB07-002 1.52 3.50 1.98 0.09
incl 1.52 2.50 0.98 0.11
BB07-003 1.52 6.25 4.73 0.06
incl 4.25 5.25 1.00 0.10
and 15.05 17.23 2.18 0.05
and 21.10 22.10 1.00 0.04
BB07-004 4.00 5.00 1.00 0.06
BB07-005 36.00 37.00 1.00 0.04
BB07-006 127.00 128.00 1.00 0.03
BB07-007 NSV      
BB07-008 14.50 18.50 4.00 0.04
incl 14.50 15.50 1.00 0.08
incl 17.50 18.50 1.00 0.08
BB07-009 No samples taken      
BB07-010 36.50 37.50 1.00 0.04
NSV = No Significant Results

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length)
Minimum cut off grades must be maintained in both the “up hole”
and “down hole” directions for a composite to qualify.

                                                                                                                                                                                                                                               73

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.5.2: Burnt Brook Target Area, Plan Map of 2007 DDH Locations


                                  74

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.6

GAYLE TARGET AREA

   
13.6.1

Introduction

     The Gayle target area is located approximately 1.5 kilometres to the west of the Jacques Lake deposit, and marks the eastern limits of what is referred to as the Aurora Corridor. A proposed diamond drilling program of 900 metres in 8 holes was recommended to test the Gayle target for subsurface extension to outcropping uranium mineralization identified by Brinex within hematized and albitized intermediate volcanic rocks.

     A total of 8 drill holes totaling 961.33 metres were completed in the Gayle Target between September 28, 2007 and October 22, 2007 using one helicopter-supported drill rig from Falcon Drilling. The drilling was focused in an area of historic trenching with step outs to the southwest along strike.

     Details of the 2007 drill holes are listed in Table 13.6.1, and are shown in Figure 13.6.1.

Table 13.6.1 Summary of 2007 Gayle Drilling


# Holes

Hole ID

UTM East

UTM North
Elev.
(m)

Azimuth

Dip

TD (m)
Gayle Data = NAD 83, zone 21
1 GL07-001 331690 6065827 237.3 310 -65 91.44
2 GL07-002 331690 6065827 237.3 310 -45 103.63
3 GL07-003 331733 6065868 235.6 310 -45 106.38
4 GL07-004 331733 6065868 235.6 310 -70 102.41
5 GL07-005 331506 6065793 233.5 310 -45 102.72
6 GL07-006 331506 6065793 233.5 310 70 124.05
7 GL07-007 331602 6065804 232 310 -50 124.05
8 GL07-008 331549 6065647 244 310 -50 206.65
Total             961.33

13.6.2      Discussion

     b) Geology – The Gayle Prospect is underlain by Aillik Group rocks, a granitoid instrusive suite, and several mafic dykes; all of which are very similar in nature to those at the Jacques Lake Property, just a few kilometres to the east. Several main lithologies were encountered in drilling and mapping the Gayle Prospect and have been identified in Table 13.6.2 .

                                                                                                                                                                                                                                               75

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.6.2: Main Lithologies of the Gayle Target

Lithology
Lithotectonic
Domain

Polylithic conglomerate
Hanging Wall;

Jacques Lake Unit

Intermediate volcanics (often containing
intervals of large feldspar-quartz phenocrysts)
Hosts Rock for U
Mineralization;
Similar to Jacques Lake
Unit
Feldspar porphyritic intermediate volcanics Jacques Lake Unit
Feldspar-quartz porphyritic felsic volcanics Jacques Lake Unit
Medium -grained granite Footwall
Syn-kinematic mafic dyke Regional dyke swarm
Post-kinematic mafic dyke Regional dyke swarm

     Mineralization intersected at Gayle was hosted in a fine-grained to aphanitic metamorphosed intermediate volcanic unit, similar to that found at Jacques Lake, and often associated with increased pervasive to patchy hematization, and increased chlorite-magnetite-actinolite-calcite rich zones as stockwork veining. However, the presence of this alteration assemblage is not always indicative of the presence of mineralization.

     The Gayle Target Area is characterized by a magnetic high outlining a small fold interpreted from the regional magnetic survey. Mapping has confirmed the presence of folded contacts between main hanging wall units, which is consistent with folding of mineralization and alteration at the Gayle Prospect. An E-W fault with apparent dextral separation trends through the southern extent of the Jacques Lake Deposit and it has been suggested that the Gayle Prospect is a displaced extension of the Jacques Lake Deposit. The similarity in host rocks, alteration and structural controls associated with the mineralization support this hypothesis.

     b) Drill Results – Drilling at Gayle returned generally disappointing results, with only weak, patchy mineralization occurring over narrow intervals usually <1 m but ranging up to 5 m. Five of the eight drill holes intersected elevated levels of radioactivity but with only three holes returning assays above cut-off grade (0.03%U3O8). The most notable result was returned from DDH GL07-006 with a grade of 0.06% U3O8/3m, including 0.10% U3O8/1m. As well, little continuity was seen between outcropping uranium mineralization and subsurface testing of those zones.

     With very little mineralization intersected within the drill holes of the 2007 drill program, no further work is recommended on the Gayle Property in 2008.

                                                                                                                                                                                                                                               76

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.6.3: Summary of 2007 Gayle Assay Composites

Hole ID From (m) To (m) Interval (m) %U3O8
cut off grade 0.03% U 3O8      
GL07-001 NSV      
GL07-002 26.00 27.00 1.00 0.03
and 60.00 63.00 3.00 0.04
GL07-003 NSV      
GL07-004 No Samples Taken      
GL07-005 No Samples Taken      
GL07-006 96.00 97.00 1.00 0.05
and 98.00 99.00 1.00 0.03
and 100.00 103.00 3.00 0.06
incl 100.00 101.00 1.00 0.10
GL07-007 82.25 82.75 0.50 0.06
GL07-008 No Samples Taken      
NSV = No Significant Results

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length)
Minimum cut off grades must be maintained in both the “up hole”
and “down hole” directions for a composite to qualify.

                                                                                                                                                                                                                                               77

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.6.1 Gayle Target Area, Plan Map of 2007 DDH Locations


                                                                                                                                                                                                                                               78

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.6.2: Gayle Representative Cross-section L250mE

                                                                                                                                                                                                                                               79

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.7

GEAR TARGET AREA

   
13.7.1

Introduction

     As a follow-up to the two confirmation holes drilled in 2006 on the historic Gear Prospect, an additional 2,000 m of diamond drilling were planned for 2007 to assess the down-dip and down-plunge potential of the mineralized zone.

     A total of 6 drill holes totaling 1,933.35 meters were drilled between August 1, 2007 and September 4, 2007 using one helicopter-supported drill rig from Falcon Drilling. Drilling was focused on confirming and extending previously known mineralization to depth and to test possible fold offsets for additional mineralization.

     Details of the 2007 drill holes are listed in Table 13.7. 1 and shown in Figure 13.7.1. A typical cross-section is shown in Figure 13.7. 2.

Table 13.7.1 Summary of 2007 Gear Drilling


# Holes

Hole ID

UTM East

UTM North
Elev.
(m)

Azimuth

Dip

TD (m)
Gear Data = NAD 83, zone 21
1 G07-004 337207 6091247 145 298 -75 411.18
2 G07-005 337248 6091147 143 300 -55 438.00
3 G07-006** 337248 6091147 143 300 -70 459.64
4 G07-007* 337248 6091147 143 300 -45 111.86
5 G07-007A 337248 6091147 143 300 -50 377.34
6 G07-008 337180 6091481 162 300 -45 135.33
Total * denotes abandoned drill hole, **denotes drill not reaching target depth 1,933.35

13.7.2      Discussion

     a) Geology – The stratigraphy of the Gear Property consists of Aillik Group banded psammite interbedded with metaconglomerate. The Post Hill Group, which unconformably underlies the Aillik Group, contains banded and sheared amphibolites, argillites and mafic (biotite-rich) quartzites. The Post Hill assemblage is thought to represent an intraflow sequence within the amphibolites (originally thick pillow lavas). Mafic and intermediate dykes, with minor felsic dykes, are found throughout both the Aillik and Post Hill Groups. The Post Hill Group features an earlier deformation even which is not evident in the Aillik Group. A stratigraphic column summarizing the Aillik and Post Hill Group lithology from youngest to oldest is presented below in Table 13.7.2 .

                                                                                                                                                                                                                                               80

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.7.2: Stratigraphic Summary for the Gear Prospect Based on 2007Drilling

Lithology
Stratigraphic
Unit
Pink- grey banded psammite Aillik Group
Metaconglomerate Aillik Group
Amphibolite Post Hill Group
Black argillite containing U mineralization,
layer-parallel pyrrhotite, quartz-pyrrhotite-
chalcopyrite veins, & breccias

Post Hill Group
Grey-black coarse-grained dirty (biotite- rich)
quartzite
Post Hill Group
Amphibolite Post Hill Group

The Gear Showing lies on the SE limb of a doubly plunging, regional-scale antiform. Geophysically, the prospect is outlined by a tight, coincident magnetics-U/Th anomaly. Geochemically, Gear is represented by a bull’s eye U-Cu anomaly in the 2004 soil survey, and a clearly defined U anomaly in the 2005 humus line survey.

     Mineralization is found solely within the Post Hill Group lithology. The main host rock is argillite but elevated radioactivity can also occur within the mafic quartzite and sheared amphibolites. Mineralized zones are pseudo-brecciated by biotite+/-carbonate veinlets, and accompanied by occasional hematite+/-magnetite alteration, and pervasive chlorite+/-actinolite+/-epidote alteration. Sulphides, mainly pyrrhotite, with chalcopyrite and pyrite, occur as stringers, disseminations, and as massive fracture fill. Mineralization appears to be folded and the argillite host changed composition along strike indicating a facies change within this unit.

     b)Drill Results – The drilling program at Gear successfully extended the mineralized zone over a strike length of 200 metres and a further 100 metres down-plunge. The zone of U mineralization intersected in G07-005 has rough dimensions of 150m down dip by 50 m across and remains open at depth. The strongest mineralization within the zone measures up to 20 m in width.

     Highlights the 2007 drilling to date include: 0.17% U308/10.0m including 0.21%U3O8/5.0m in G07-005 and 0.16% U308/7.0m in G07-007A. As a result of the successful 2007 drill results and updated NI 43-101 compliant resource estimate was completed in Q1 2008, consisting of 730,000 tonnes at an average grade of 0.06% U3O8 for an inferred resource of 927,000 lbs U3O8. Details of this estimate are discussed in Section 19 of this report.

     An aggressive follow up drilling program is recommended for 2008 at the Gear deposit. The Gear deposit remains open along strike and down plunge to the south west. Potential for deposit expansion is considered to be excellent.

                                                                                                                                                                                                                                               81

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.7. 1: Gear Target Area, Plan Map of 2007 DDH Locations


                                                                                                                                                                                                                                               82

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.7.2: WNW-ESE Oriented Cross-Section Incl. DDH G07-005 to G07-007A

This cross-section is looking approx. 015º (True). The pink unit on the right is Aillik Group and all
other rock types (except the flat lying dyke) are Post Hill Group. The red zone is the interpreted
(uranium) mineralized zone. For scale, gridlines on the vertical axis are spaced at 50m

Table 13.7.3: Summary of 2007 Gear Assay Composites

Hole ID From(m) To(m) Length(m) % U3O8
cut off 0.03%U 3O8      
G07-004 NSV      
G07-005 346.00 369.00 23.00 0.10
incl. 358.00 368.00 10.00 0.17
and incl. 361.00 367.00 6.00 0.22
and incl. 363.00 364.00 1.00 0.45
G07-007A 320.17 330.00 9.83 0.13
incl. 328.00 329.00 1.00 0.27
G07-008 NSV      
NSV = No Significant Results

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length).
Minimum cut off grades must be maintained in both the “up hole”
and “down hole” directions for a composite to qualify.

                                                                                                                                                                                                                                               83

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.8

INDA TARGET AREA

   
13.8.1

Introduction

A program of 19 holes totaling approximately 5,000m was initially proposed for 2007 at the Inda Target. This program was designed to follow up earlier Brinex drill hole results, infill gaps in the shallow historic drilling, and extend the current resource area down-dip. Of particular focus, was the follow up to the 2.12% U3O8/3.62m intercept returned in the lone confirmation drill hole completed in 2006, I06-001.

     A total of 8 drill holes totaling 2,523.96 metres were completed between September 5, 2007 and October 23, 2007 using one helicopter-supported from Falcon Drilling followed by one helicopter-supported drill rig from Springdale Drilling. The holes mainly targeted the down-dip portion of the historic resource. Details of the 2007 drill holes are listed in Table 13.8. 1, and are shown in Figure 13.8.1.

Table 13.8.1: Summary of 2007 Inda Drilling


# Holes

Hole ID

UTM East

UTM North
Elev.
(m)

Azimuth

Dip

TD (m)
Inda Data = NAD 83, zone 21
1 I07-002 334790 6089401 108 325 -68 432.21
2 I07-008* 334794 6089245 112 320 -50 89.00
3 I07-008A 334794 6089245 112 320 -58 482.00
4 I07-003 334543 6089207 113 330 -50 235.00
5 I07-004 334543 6089207 113 330 -65 358.75
6 I07-005 334464 6089176 112 320 -50 215.00
7 I07-006 334464 6089176 112 320 -72 320.00
8 I07-007 334464 6089176 112 320 -85 392.00
Total * denotes abandoned drill hole 2,523.96

13.8.2      Discussion

     a) Geology – At Inda, the stratigraphy consists of the Aillik Group which unconformably overlies the Post Hill Group. In detail however, thin slithers of felsic volcanics which could possibly be Aillik Group rocks occur enveloped within Post Hill Group lithologies. This occurs at one surface outcrop and in drill holes I06-001 and I07-006. The gross structure at Inda consists of a doubly plunging anticline with the Inda Prospect located on the SE limb of the SW plunging hinge line. The stratigraphy varies from moderate (SE) dipping to vertical in the central part of the prospect. Stratigraphy is folded both in plan and in section and at least 2 fold generations have been mapped in surface outcrops. The dominant foliation is sub-parallel to bedding which is tightly, parasitically folded. The stratigraphy (from youngest to oldest) drilled in 2007 drill holes at Inda is summarized in Table 13.8.2 and presented in Figure 13.8.2.

                                                                                                                                                                                                                                               84

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 13.8.2: Stratigraphic Summary for Inda Prospect Based on 2007 Drilling

Aurora Lithology
Brinex Stratigraphy (Report
G7014)
Stratigraphic
Unit
Grey psammite (meta-sandstone
with lesser interbedded pink meta-
siltstone / ?felsic volcanics?)

Grey siltstone and sandstone

Aillik Group

Pink felsic volcanics (?meta-
siltstones / “semi-pelites”) with
variable epidote and albite-
hematite alteration


Felsic Ash (Pink Siltstone)

Aillik Group
(transitional to
Post Hill
Group towards
base
Amphibolite (mafic meta-
volcanics) and grungy brown
“mafic metasediments”
Upper mafic volcanic flows,
Tuffs and Breccias
Post Hill
Group

Calcareous amphibolite
Calcareous Mafic Tuff,
Siltstone, Sandstone and
Limestone
Post Hill
Group
Upper amphibolite
Laminated Mafic-Felsic Ash
Post Hill
Group
“Argillite”
Argillite and impure argillite
Post Hill
Group
Quartzite
Chert and Cherty Quartzite
Post Hill
Group
Amphibolite / mafic meta-
volcanics (variably massive to
foliated)
Lower Mafic Volcanic Flows,
Tuffs and breccias
Post Hill
Group

     At least 3 to 4 types of intrusives have been noted at Inda. These consist of felsic aplitic dykes (which may have been confused with meta-sandstones / quartzites previously) and dykelets. Intermediate to mafic dykes include foliated pre to syn-kinematic intermediate bodies and unfoliated, post-kinematic diorite dykes. Minor diorite dykes with feldspar phenocrysts were also intersected in drill core. Chilled margins are common and many dykes appear to have intruded along faults.

     Uranium mineralization at Inda occurs both in felsic volcanics of the Aillik Group (previously undocumented) and predominantly within amphibolites and mafic meta-sediments (derived thereof) of the Post Hill Group. Mineralization in the felsic volcanics is related to hematite-albite and/or magnetite alteration, whereas uranium mineralization in the Post Hill Group (mafic meta-sediments and amphibolites) is associated with carbonate-chlorite-actinolite+/-pyrite alteration. Numerous flat lying, post-kinematic intermediate dykes cross-cut the stratigraphy and uranium mineralization.

     b) Drill Results – Results from the Inda target in 2007 were generally encouraging with strongly anomalous to “ore grade” intercepts being intercepted in all drill holes. In addition to the strong uranium values returned at the Inda target, appreciable copper and silver results were returned from a number of drill holes. The copper and silver are typically found in proximity to the uranium bearing zones, and are associated with chalcopyrite, pyrite and pyrrhotite.

     The strong uranium results from 2007 drilling were incorporated in an NI43-101 compliant resource estimate in Q1 2008, consisting of 4.5 million tonnes at an average

                                                                                                                                                                                                                                               85

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



grade of 0.065% U3O8 and an inferred resource of 6,575,000 lbs U3O8, the details of which are contained in Section 19.0 of this report.

     A follow up program of exploration drilling beneath the existing resource is recommended for 2008. The potential for expanding the size of the resource is considered excellent. Particular attention should be paid to drilling beneath the eastern portion of the deposit and down plunge to the south west.

Table 13.8.3: Summary of 2007 Inda Assay Composites

Hole ID From(m) To(m) Interval(m) % U 3O8 Ag_gpt
cut off 0.03%U3O8        
I07-002 180.00 181.00 1.00 0.04 NSV
and 183.00 185.00 2.00 0.07 NSV
and 271.00 276.00 5.00 0.08 NSV
incl. 271.00 272.00 1.00 0.11 NSV
and 274.00 275.00 1.00 0.10 NSV
and 285.00 286.00 1.00 0.07 NSV
and 297.00 301.00 4.00 0.07 NSV
incl. 300.00 301.00 1.00 0.18 NSV
and 311.00 313.00 2.00 0.11 NSV
and 318.00 320.00 2.00 0.16 NSV
incl. 318.00 319.00 1.00 0.23 NSV
and 330.00 331.00 1.00 0.03 NSV
and 339.00 345.00 6.00 0.05 NSV
and 347.00 348.00 1.00 0.03 NSV
and 361.36 364.00 2.64 0.06 NSV
and 368.00 370.00 2.00 0.05 NSV
and 373.00 374.00 1.00 0.05 NSV
I07-003 126.00 130.00 4.00 0.08 NSV
incl. 128.00 129.00 1.00 0.16 NSV
I07-004 156.00 163.00 7.00 0.08 NSV
incl. 160.00 162.00 2.00 0.14 NSV
and 165.00 166.00 1.00 0.05 NSV
and 170.00 171.00 1.00 0.05 NSV
I07-005 108.00 109.00 1.00 0.04 NSV
and 133.00 134.00 1.00 0.05 NSV
and 147.00 148.00 1.00 0.04 NSV
I07-006 139.00 163.00 24.00 0.05 NSV
incl. 142.00 143.00 1.00 0.12 NSV
incl. 151.00 152.00 1.00 0.10 42.60
and 166.00 167.00 1.00 0.04 NSV
and 246.00 248.00 2.00 0.05 NSV
and 261.00 263.00 2.00 0.04 NSV
I07-007 247.00 248.00 1.00 0.04 NSV
and 284.00 290.00 6.00 0.04 NSV
and 303.00 309.50 6.50 - 148.00
and 305.00 306.00 1.00 0.07 NSV
and 310.05 311.00 0.95 0.11 NSV
I07-008A 243.00 244.00 1.00 0.05 NSV

                                                                                                                                                                                                                                               86

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




and 310.00 311.00 1.00 0.06 NSV
and 358.00 360.00 2.00 0.04 NSV
and 381.00 382.00 1.00 0.03 NSV
and 425.00 427.00 2.00 0.13 NSV
incl. 425.00 426.00 1.00 0.17 NSV
and 437.00 443.00 6.00 0.08 NSV
incl. 440.00 441.00 1.00 0.14 NSV
incl. 442.00 443.00 1.00 0.12 NSV
NSV = No Significant Results      

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length)
Minimum cut off grades must be maintained in both the “up hole”
and “down hole” directions for a composite to qualify.

Figure 13.8.1: Inda Target Area, Plan Map of 2007 DDH Locations
(2007 DDH in purple and pre-2007 DDH (including historical Brinex DDH) in red)


                                                                                                                                                                                                                                               87

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.8. 2: Inda Target Area - Cross Section 375mE
(Interpreted geology and % U3O8 assay histograms)

                                                                                                                                                                                                                                               88

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




13.9

NASH TARGET AREA

   
13.9.1

Introduction

A program of 4 holes totaling 1,000 metres was recommended for the Nash Prospect to follow on the heels of the two confirmation holes completed in 2006. As with the Gear and Inda strategies, the program was designed test for down-dip extensions to the known mineralization.

A total of four drill holes totaling 1,298.00 m were completed at the Nash prospect between September 18, 2007 and November 3, 2007 using one helicopter-supported drill rig from Springdale Drilling. These holes targeted down-plunge mineralization below historical Brinex drilling assuming a south or south west structural control on the mineralized shoot geometry.

Details of the drilling can be found in Table 13.9.1 , and are shown in Figure 13.9.1. A representative cross-section is shown in Figure 13.9.2.

Table 13.9.1: Summary of 2007 Nash Drilling


# Holes

Hole ID

UTM East

UTM North
Elev.
(m)

Azimuth

Dip

TD (m)
Nash Data = NAD 83, zone 21
1 N07-003 331834 6087373 169 315 -50 272.00
2 N07-004 331834 6087373 169 315 -75 344.00
3 N07-005 331916 6087417 177 315 -55 263.00
4 N07-006 331964 6087343 156 315 -72 419.00
Total             1,298.00

13.9.2      Discussion

     a) Geology – As with Inda and Gear, the Nash Prospect is located on the SE limb of a regional scale, doubly plunging antiform. The lithology at Nash consists of Aillik Group quartz-feldspar porphyry, marble and banded metasediments, unconformably overlying Post Hill Group mafic metasediments and aphibolites. Mafic and intermediate dykes are found throughout the Aillik and Post Hill Group lithologies. A stratigraphic column outlining the main lithologies from youngest to oldest in found below in Table 13.9.2.

Table 13.9.2: A Stratigraphic Summary for Nash Prospect Based on 2007 Drilling

Lithology
Stratigraphic
Unit
Quartz-feldspar porphyry Aillik Group
Marble Aillik Group
Banded psammite (meta-sandstone & siltstone) Aillik Group
Mafic metasediments containing U
mineralization
Post Hill Group
Amphibolite Post Hill Group

                                                                                                                                                                                                                                               89

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     Mineralization at Nash is hosted within the Post Hill Group mafic metasediments. Patchy magnetics and albite alteration are present with mineralization, as well as abundant chlorite-amphibole stringers, and biotite-calcite stringers. Elevated Cu and Ag occur with U mineralization, however, generally in uneconomic amounts.

Table 13.9.3: Summary of 2007 Nash Assay Composites

Hole ID From(m) To(m) Interval(m) U3O8
cut off 0.03% U 3O8    
N07-003 194 195 1 0.03
N07-004 278 279 1 0.06
N07-005 218 222 4 0.11
incl. 219 220 1 0.34
N07-006 355 356 1 0.08
and 361 365 4 0.08
incl. 364 365 1 0.11
and 373 374 1 0.11

Assay composites are calculated using the following formula:
[Sum(sample %U3O8 x sample interval length)]/(total interval length)
Minimum cut off grades must be maintained in both the “up hole” and “down hole” directions for a
composite to qualify.

     b)Drill Results – Mineralized zones intersected in 2007 drilling at the Nash prospect are generally narrow, from 1 to 4m, but can show significant grades, i.e. N07-005 with 0.34% U3O8 over 1.00m. As in the case of the other Inda Lake Trend targets, the 2007 drill results were incorporated into an updated NI43-101 compliant resource estimate, completed in Q1, 2008. The resource estimate for Nash consists of 1,370,000 tonnes at an average grade of 0.075% U3O8, with an inferred resource of 2,204,000 lbs U3O8. The details of the resource estimate are contained within Section 19.0 f this report.

     A follow up drill program is recommended for the Nash area for 2008. Particular attention should be paid to follow up encouraging historical trench and drill results reported by Brinex for the Nash West Area, approximately 1km west-south-west of the main Nash Deposit. The Nash deposit remains a prospective target and the potential for additional mineralization in the area is considered to be excellent.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.9.1: Nash Target Area, Plan Map of 2007 DDH Locations
(2007 DDH in red and pre-2007 DDH (including historical Brinex DDH) in purple)

                              91

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 13.9.2: NW-SE Cross-Section Through Holes N07-005 and N07-006
(The cross section is looking approximately 055º True.)

                                               92

Form 43 -101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




14.0

SAMPLING METHOD AND APPROACH

   
14.1

CORE DRILLING AND LOGGING

     Diamond drilling was ongoing from April 16, 2007 to November 26, 2007. All drilling was supervised by Aurora Energy Resources technical staff and general industry standards were followed in all matters. Three different contractors used a variety of helicopter-supported drill rigs: Falcon Drilling of Prince George, B.C. supplied three F-1000 and three F-2000 portable fly rigs; Major Drilling of Winnipeg, Manitoba supplied three Duralite 1000 drill rigs; and Springdale Drilling of Springdale, Newfoundland supplied two Duralite 500 drill rigs. A Devico directional tool supplied by Major Drilling’s Directional Services Group was also utilized on the deeper Michelin holes.

     Helicopter support for the drilling were two Bell 407’s, one A-Star and one Bell 206LR provided by Universal Helicopters of Happy Valley-Goose Bay, Labrador.

     All proposed drill collars were surveyed with hand-held GPS units by Aurora geologists. All final drill collars at the Michelin, Gear, Inda, Nash and Jacques Lake target areas were surveyed either using the real-time, satellite and base station corrected TOPCON HYPER GPS system by N.E. Parrott C.L.S. from Happy Valley-Goose Bay, Labrador, or later in the season, by a real-time, satellite and base station corrected TRIMBLE 5700RTK/GPS system manned by Aurora staff. Control is relative to two local survey monuments located at Michelin and Jacques Lake.

     A combination of NQ and BTW diameter core was drilled and the core was placed in wooden core trays with depth markers every drill run (up to 3 m). Core recovery during these programs was excellent. The boxes were securely sealed and delivered once a day by helicopter to the temporary core logging facilities that were set up in each of the respective drilling areas (Michelin (also for Melody), Jacques Lake, Aurora Corridor, Inda Lake (also for Gear and Nash), and Burnt Brook/Gayle. Flex-It survey tests were taken generally at 75-100 m intervals down-hole to provide down-hole survey control. All holes were cemented following completion and casing was left in the hole. Core logging procedures followed industry standards and a defined sample protocol.

14.2 DRILL CORE SAMPLING

     All samples collected by Aurora staff during 2007 drill programs on the CMB Project were subjected to a quality control procedure that ensured best practices in the handling, sampling, analysis, and storage of the drill core.

     Drill core sampling was done based on visual indications of mineralization and zones of anomalous radioactivity based on scintillometer readings. All drill core with a scintillometer reading greater than 300 cps was removed from the core box and tested without the interference of background radioactivity. In general, intervals greater than 300 cps in hand were sampled. Sampling intervals were predominantly in the 0.5 to 1.0 m range though in areas of homogenous lithology, samples were collected in 1.5 m intervals. Narrow zones of mineralization were broken out as well.

                                                                                                                                                                                                                                               93

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




14.3 HEALTH AND SAFETY PROTOCOLS FOR PERSONNEL

     The company developed Uranium Exploration Health and Safety and Environmental Protection Guidelines specific to the CMB project (Buchnea 2005, revised August 2006). The level of radiation exposure resulting from exploration activities is generally minimal, but proper precautions must be followed when handling radioactive material.

     The purpose of these guidelines is to minimize personal and environmental exposures to levels that are as low as reasonably achievable (ALARA). The most effective way to reduce potential exposure to radiation is accomplished by minimal handling of radioactive samples, maximizing the distance from mineralized core or rocks, sufficient ventilation and personal hygiene. In the field, workers wore gloves when handling rock samples. When returning to town or camp, all field gear was stored in the dry away from kitchen and sleeping facilities. During the drill program workers handling mineralized core were required to wear coveralls, safety glasses, gloves and dust mask when splitting core. Core was split using a manual core splitter rather then a rock saw to reduce dust in the core splitting facility. The core shack and dry facilities were monitored on a regular basis to ensure radioactive levels were kept to a minimum.

     Scintillometers were used to monitor daily external dosages. To measure the cumulative external dosages, all field workers were supplied with thermo luminescent radiation dosimeters (TLD's). The TLD’s were supplied by Health Canada’s National Dosimetry Service and were submitted every 3 months to Health Canada, which reports the results and maintains a central registry. The Health Canada TLD dosimetry program indicated that no worker received a measurable dose during the 2005 exploration program or during the 2006 exploration program. Data is still pending for the 2007 program.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




15.0

SAMPLE PREPARATION, ANALYSES AND SECURITY

   
15.1

DRILL CORE SAMPLES

     Core samples were split using a manual core splitter; with one-half of the core selected for analysis and the remaining half returned to the core box for reference. The samples were placed in a polyvinyl sample bag with the reference sample tag, and then sealed with a plastic zip tie. Every 25 samples a duplicate of one-quarter of the sample interval, as well as a geochemical blank, and a geochemical standard were inserted into the shipments at pre-designated locations in the sample series. The pails were then delivered by helicopter to either Postville or Witchdoctor Lake for shipment by chartered plane to Goose Bay where the samples were taken by Aurora staff to the Actlabs prep facility in Goose Bay.

15.2 SHIPPING

     Prior to shipping, drill core sample buckets were double checked to ensure all samples were present and in the appropriate shipping containers (lidded plastic pails). In addition, drill core samples were individually scanned with Exploranium GR-110 G Portable Gamma Ray scintillometer for data correlation purposes.

     As per regulations for the Transportation of Dangerous Goods Act, all containers were labeled “UN2910” on the outside, with signage indicating “Excepted Package: Radioactive Material” placed within each container. The individual containers were then scanned with a S.E. International Inc. “Inspector” contamination meter to ensure compliance with the maximum allowable limit of 5 µSv/hr measured at a distance of one m from the package.

     Analytical request forms from Activation Laboratories Ltd. were completed, copied, and placed in the designated container. Pails were then sealed with numbered security “zip-tie” tags, which were previously recorded on the laboratory forms. The containers were shipped from Postville to Activation Laboratories sample prep facility in Happy Valley-Goose Bay, who arranged shipment of the pulps via truck to the main Activation Laboratories facility in Ancaster, Ontario.

15.3 ASSAY LABORATORY

     The processing and analysis of samples was conducted by Activation Laboratories (“Actlabs”) in Ancaster, Ontario and check samples have been sent to Saskatchewan Research Council in Saskatchewan for uranium analysis by DNC. Both Actlabs and SRC operate according to the guidelines set out in ISO/IEC Guide 25 – “General requirements for the competence of calibration and testing laboratories”.

                                                                                                                                                                                                                                               95

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




15.4 SAMPLE PREPARATION

     Using preparation method RX-1, drill core samples were crushed up to 75% passing 2 mm, mechanically split (riffle) to obtain a representative sample and then pulverized using hardened steel to 85% passing 75mesh. Remaining pulps and coarse reject were bagged and stored.

15.5 ASSAY PROCEDURES

     For drill core samples at Actlabs, uranium was determined by delayed neutron counting (DNC) of a 30 g sub-sample. The samples are placed in a neutron flux produced by a nuclear reactor where the U235 within the sample absorbs neutrons which indicate some of the fission products of U235, including neutrons. The sample is rapidly removed from the reactor; the neutrons are thermalized, and measured by an array of BF3 neutron detectors. Total uranium from 0.1 ppm up to 2% U3O8 can be measured using this method. For drill core, samples, the ICP/OES aqua regia multi-element package provides analytical results for a suite of thirty-five elements. Samples were prepped and pulped, with 0.5 g of sample undergoing digestion with aqua regia (0.5 mL H2O + 0.6 mL concentrated HNO3, and 1.8 mL concentrated HCl) for two hours at 95°C, then cooled and diluted to 10 mL with de-ionized water and homogenized. This solution was then analyzed with a Perkin-Elmer OPTIMA 3000 Radical ion-coupled plasma (ICP) spectrometer for the 35 element suite, with a matrix standard and blank inserted every thirteen samples.

     Assays results from Actlabs forwarded electronically and by mail to the Aurora office in Vancouver where the final assay certificates are presently on file and catalogued.

     For check assay analysis, samples were shipped to Saskatchewan Research Council for DNC analysis.

15.6 STORAGE OF DRILL CORE, PULPS AND REJECTS

     All drill core has been left on site at the Michelin, Jacques Lake, Aurora Corridor, Inda Lake and the Burnt Brook/Gayle camps or logging sites in stacked piles. All 2007 pulps and coarse rejects are currently stored at the Actlabs facility in Ancaster, Ontario and will remain there until Actlabs is otherwise advised. 2005 and 2006 pulps and coarse rejects have been transported to an Aurora Energy Resources storage facility in Happy-Valley Goose Bay, NL.

                                                                                                                                                                                                                                               96

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




16.0 DATA VERIFICATION

     Aurora currently submits a blank, standard and quarter-split duplicate approximately every 25 samples to ensure at least one set of QA-QC samples is in every batch. Care was taken to ensure that the portion of the core being sent to the lab was representative and the same half of the interval was always being sampled. Pulp and prep duplicates are included in the program as a rate of 2-5%. The pulp duplicates were completed at the time of submission. Prep duplicates were requested at the end of the season and are pending except for a few samples that were done at the time of submission.

     Upon receipt of analytical data, the blanks, standards and duplicates are examined for evidence of laboratory contamination, analytical error, calibration errors, assay reproducibly and any other signs of unusual processing. Fail criteria is outlined below in the section for each type of sample. The results were reviewed and plotted on graphs to clearly display the acceptable limits and show those samples that are outside of that range. Failed batches were investigated and often resulted in the samples being re-run at the lab until the control material passed. A table was made to record failed batches and the resulting action that was taken (Table 16.2).

16.1 STANDARDS

     Standards were used to test the accuracy of the assays and to monitor the consistency of the laboratory. A total of six different standards were purchased from the Canadian Certified Reference Materials Project, Natural Resources Canada, for use during the 2007 CMB Exploration Program. The standards were chosen to test the accuracy of the assays from a low of 220 ppm uranium, through to high grade at 10,200 ppm uranium. Part way through the program STD 1 was replaced by STD 1A because STD 1 was no longer available from CANMET. In-house standards are currently being prepared and should be ready for the 2008 program.

Table 16.1: Published Geochemical Standards Information

       Table 16.1: CMB 2007 Exploration Program Geochem Standards
Stan dard Field ID ppm U % U3O8 Th Ni
BL-1 STD-1 220 0.0260 15 ppm  
UTS-3 STD-1A 513 0.0605    
UTS-4 STD-2 1010 0.119    
RL-1 STD-3 2010 0.2372 19.6 micro g/g 185 micro g/g
BL-2 STD-4 4530 0.5345 16 ppm  
BL-3 STD-5 10,200 1.2036 15 ppm  

     Standards were generally inserted into the sample sequence every 25 samples. The majority of standards submitted were STD-1/STD 1A, and STD-2, due to the generally low grade nature of mineralization in the CMB. Standard 5, BL-3, was not used in 2007. With few exceptions, the standards were chosen to match the anticipated grade of the core (based primarily on scintillometer values).

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     Fail criteria is any value that is returned greater than 3 standard deviations above or below the certified value. The lab is notified if samples are returned consistently beyond two standard deviations but those batches are not failed. Results are not released for use either publicly or in-house until the quality control samples have passed. In general the 2007 standards returned values above the certified value and the lab was notified of this and the labs internal quality control was monitored. Nothing unusual was found and the high bias is likely due to the difference between the methods used in the round robin and the DNC analysis used at Actlabs.

     The performance of the standards is shown in Charts 16.1 to 16.5. Samples are plotted by date of uranium by DNC analysis which roughly corresponds to the batch number. A list of failed control samples is provided in Table 16.2. The fails have been re-analyzed and now pass. Batches that failed initially and were re-analyzed have been noted with “DNC rerun’ after the batch number in the charts.

                                                                                                                                                                                                                                               98

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Chart 16.1 – Standard 1

     Standard 1 generally returned values between 220 and 230 ppm U with few samples falling below the certified value of 220 ppm U. Four batches failed and were reanalyzed for uranium by DNC.

                                                                                                                                                                                                                                               99

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Chart  16 .   2  Standard 1a

     Standard  1a generally returned values  between   518 and 540 ppm U with few samples falling below the certified value of 513 ppm U.  Four batches failed and were reanalized for U by DNC.   

 100

Form 43 Resources Uranium - Project, 101F1 Labrador, Technical Report Canada, - An during Update the on period the January Exploration 1, 2007 Activities to of December Aurora 31, Energy 2007, Part Resources II – Inc . CMB on Mineral CMB the




Chart 16.3 – Standard 2

     Standard 2 generally returned values between 991 and 1030 ppm U and had a near even mix of results below and above the certified value of 1010 ppm U. Three batches failed and were re-analyzed for U by DNC.

                                                                                                                                                                                                                                           101

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Chart 16.4 – Standard 3

     Standard 3 generally returned values between 2020 and 2070 ppm U were commonly above the certified value of 2010 ppm U.

                                                                                                                                                                                                                                           102

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Chart 16.5 – Standard 4

     Standard 4 had only two samples submitted and returned values of 4640 and 4660 ppm U. Both were above the certified value of 4530 ppm U and both had failed with values greater than three standard deviations above the certified value, the given standard deviations leave a very small margin of error. Both batches included other standards that had passed in both the initial DNC results as well as the re-analysis.

                                                                                                                                                                                                                                           103

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




16.2 BLANKS

     Blanks are generally used to check the cleanliness of the laboratory and should produce negligible uranium results on a consistent basis. Blank material was sourced from a large gabbroic boulder on the southern shore of Kaipokok Bay and from unmineralized hanging wall core. The fail value is 30 ppm U, this was determined as the method detection limit including sample preparation.

     Assays returned from this material were generally less than 25 ppm U, the mean is 9.7 ppm U. This would indicate low to negligible levels of contamination at the laboratory. The variability in likely stems from low levels of radioactivity in the blanks taken from hanging wall core and none of the samples greater than 30 ppm U were failed after investigation. Four samples assayed higher than 30 ppm U, shown in the chart below (Chart 16.6).

     As seen on the chart below, one blank returned 98.7 ppm U so the batch was reanalyzed with new pulps. The new results were also high; the blank was 102 ppm U. A closer investigation showed no evidence of a sample mix up or anything out of the ordinary, all other quality control samples passed including the other two blanks in this batch. It appears the blank had low levels of mineralization and the batch was passed. The other three samples that were greater than 30 ppm U are explained in the table below (Table 16.2 ). The anomalous samples were from either hanging wall Jacques Lake or the Inda Lake Trend and both are now known to have minor spots of weak mineralization so the hanging wall will not be used for blanks on these properties in the 2008 program.


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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Chart 16.6 – CMB Blank Samples

Batch Hole ID Sample ID Type Problem Action Taken
          Two of the seven standards in batch A07-2374
  M07-       failed. DNC analysis re-run samples
A07-2374 048,49,50, CMB06475, 6491,   Failed or >2 std dev CMB06461-6519 and CMB07229-7296 (a total
  52 7250, 7287 std 1 233/236/232/236 ppm U of 125 samples) re-analyzed for U DNC. Re-run
          passed.
          Accepted. Double checked samples, no
          evidence of sample mix-up or contamination.
          Sample before returned 86.2 ppm U therefore
A07-2652 JL07-058 CMB16224 blank 78 ppm U contamination unlikely. ICP value returned 40
          ppm U indicating weakly elevated values in
          blank. Hanging wall will not be used for blank in
          2008.
        232 and 231 ppm U -  
A07-2829 JL07-057 CMB15525, 50 std 1 and consecutive std > 2 std Re-run passed.
      std 1 dev  
          Accepted. Double checked samples, no
          evidence of sample mix-up or contamination.
A07-3111 JL07-060 CMB18199 blank 35 ppm U ICP returned 10 ppm U. Possible low level
          mineralization in blank material. Hanging wall
          will not be used for blank in 2008.
A07-3212 AR07-005 CMB19956, 57 std 1 and 61 and 226 ppm U Mislabeled standard. Lab confirmed 19957 is
      core   pulp. Corrections passed.
A07-3214 M07-063 CMB07601 core Sample missing from Lab found sample, included in final batch - 61
        returned DNC analysis ppm U. Finals passed.
A07-3364 JL07-063 CMB18437 core Sample omitted Sample mix up at lab. Re-run passed.
          Sample tag mix up in field - weight of samples
           submitted to lab confirms the mix up. Info from
A07-3604 M07-061 CMB06721, 22 blank and 223 and 8.8 ppm U the lab: Sample 6722 weight 1967g and 6721
      std 1   had no coarse reject remained, just a pulp.
          Corrections passed.
A07-3764 M07-067 CMB07799 std 3 ICP 2030 and DNC 110 Sample mix up at lab for DNC samples 7799-
        ppm U 7800 and 7951-7966. Re-visions passed.
          Accepted. Double checked samples, no
          evidence of sample mix up or contamination.
A07-3842 JL07-066 CMB15624 blank 33.9 ppm U ICP returned 31 ppm U. Possible low level
          mineralization in blank material. Hanging wall
          will not be used for blank in 2008.
          Re-run returned 102 ppm U in blank and one
          failed std. ICP on blank 93 ppm U in original
          batch. Suggests blank had low level
A07-3947 G07-005 CMB12724 blank 98.7 ppm U mineralization. Conclusion: Original assays
          were passed. Hanging wall will not be used for
          blank in 2008.
A07-4473 JL07-073 CMB18750 std 1a Failed standard Re-run passed.
A07-4604 I07-002   std 1 fail std, 2 > 2 std dev Re-run passed.
A07-4804 I07-004 CMB20525 std 1a Sample not reported Re-run with standard included failed. Second
          re-run passed.
A07-4809 I07-005 CMB20550 std 1a Failed Re-run failed. Third analysis requested. Final
          passed.
A07-5124 BB07-002 CMB21549, 50 std 1 and Mislabeled samples Mislabeled standard, lab verified the pulp was
      blank   21550. QC passed.
A07-5125 BB07-003 CMB21575 std 2 Mislabeled standard Checked tag - okay - Std 1a submitted and
          passed.
          Reran batch, 21600 passed (511 ppm U) but
        Failed - 541 ppm U. 21575 failed (541 ppm U). Allowed FIRST
A07-5125 BB07-003 CMB21600 std 1a Other std 1a in batch batch to pass after checking values and
        passed - 524 ppm U minimal variation. 21575 was inserted nearest
          the min'l zone.
A07-5127 BB07-001 CMB21524, 25 std 1 and Mislabeled samples Mislabeled standard, lab verified the pulp was
      blank   21525. QC passed.
A07-5209 I07-007 CMB20625, 20650,   Failed standards Re-run passed, 2 of 3 >2 std dev - acceptable.
    20675      
A07-5345 BB07-008 CMB21665 std 1a Failed - 542 ppm U Re-run passed.

                                                                                                                                                                                                                                           105

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




A07-5349 GL07-002 CMB22236 std 2 Mislabeled standard Submitted std 1a; returned 538 ppm U.
          Corrections passed.
A07-5350 BB07-005 CMB21630 std1a Failed - 555 ppm U Re-run passed.
A07-5352 BB07-006 CMB21641 std1a Failed - 563 ppm U Re-run passed.
          Sample mix-up at lab. Scint value 134 cps, U
          by DNC = 1290 ppm U, second analysis on
          same pulp returned 1240. All other samples in
          batch correlate with scint values. Blank passed
A07-5405 JL07-076 CMB16099 blank 1290 ppm U (19. 4 ppm U) in final analysis on new pulps but
          no standards were run (none left). All values
          were higher in third batch so used second set
          of DNC values as correct values (expect the
          blank). Both standards passed in the second
          batch of analysis.
           
        Mislabeled std - returned Mislabeled standard (value for 1a). Values
A07-5405 JL07-076 CMB 16100 std 4 value for std 1a: 546 failed for 1a. Re-run on same pulps passed.
        ppm U (a fail for std 1a)  
           
A07-5539 AR07-012 CMB 21689 std 1a Failed 545 ppm U Re-run passed (535 ppm U).
           
A07-5828 I07-008A CMB20700 std 1a Mislabeled standard - Mislabeled std in field submitted std 2. Passed.
        1020 ppm U.  
        Mislabeled standard -  
A07-5828 I07-008A CMB20750 std 1a 1980 ppm U. Mislabeled std in field submitted std 3. Passed.
           
          Other samples do not correlate with scint
          values. Samples reanalyzed, failed again,
A07-6145P M07-086 CMB08735 blank 1400 ppm U sample mix up somewhere, will be doing new
          quarter splits and re-analyzing. PENDING.
          Three samples < 17 ppm. Scint values
A07-6211 M07-080     No qc submitted correlate. Reminded staff of proper sample
          insertion procedure. Passed.

Table 16.2: Listing of Quality Control Failures for 2007 samples received to date.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




16.3 QUARTER SPLIT FIELD DUPLICATES

     Duplicates are sampled by quarter-splitting the remaining half of the core. The samples were collected at a rate of approximately one every 25 samples and submitted and analyzed at the same time as the regular sample. In general, the duplicate pairs returned similar values suggesting a fairly homogeneous distribution of uranium mineralization in the rocks. Batches are not failed based on this data. The chart below shows greater differences between the pairs in samples above 1000 ppm U. This could be due to the nugget effect. The duplicate data is statistically analyzed by an external geochemist.

Chart 16.7 – CMB Core Duplicate Samples

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




16.4 PREP DUPLICATES

     Prep duplicates are created by taking a second split of the crushed sample. These samples are used to detect errors during the preparation phase. The prep duplicate is plotted against the original sample for comparison. In the 2007 program some of the prep duplicates were taken when the sample was crushed. Those samples are plotted below. The remaining samples were selected at the end of the program and are currently being analyzed. The correlation between the two samples should be better than those of the quarter split field duplicates. Approximately 2% of samples have prep duplicates.

     Although there is no fail criteria for these samples wide discrepancies are investigated. Most of the data received to date correlates closely. The sample pair from drill hole M07-062 at Michelin returned 669 ppm U on the original and 778 ppm U on the prep duplicate. There is no evidence of anything unusual with the rest of the batch the difference is probably the result of nuggety mineralization at Michelin.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




16.5 PULP DUPLICATES

     Pulp duplicates are created by taking a second split of the pulp. These samples are used to detect errors during the assaying phase. The pulp duplicate is plotted against the original sample for comparison. These samples were analyzed with the rest of the batch. Correlation between the two analyses should be better than those of the prep duplicates. Approximately 2% of samples have pulp duplicates.

     Batches are not failed based on the results of pulp duplicates but any sample pairs that do not correlate are investigated. All samples from the 2007 program show close correlation.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



16.6 CHECK ASSAYS

     Approximately 5% of samples are sent for check assay. The pulps have been sent from Actlabs to SRC in Saskatchewan for uranium by DNC analysis. Results are pending.

16.7 CONCLUSION

     In 2007, 112 batches were submitted for analysis and 28 batches had irregularities that needed follow up. The problems were 18 failed standards, 9 instances of mislabeled samples by Aurora staff, 4 sample mix ups by Actlabs and 6 blanks with high values. All quality control irregularities to date have been investigated have been passed to the satisfaction of the company.

     Results from the bulk of the prep duplicates and check assays are pending.

     A number of changes are planned for the 2008 program:

  • Phase out CANMET standards as soon as Michelin derived in- house standards are certified by Barry Smee. These standards are pre-packaged and labeled so should help reduce submission errors and recording errors.

  • Prep duplicates will be done during the initial processing of each batch.

  • QC data will be processed using QAQCR, software that automatically plots the samples on charts and identifies failed batches. The program is linked to the database and provides reports as desired.

17.0 ADJACENT PROPERTIES

      No information on adjacent properties has been collected as part of this current report.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




18.0 MINERAL PROCESSING AND METALLURGICAL TESTING

     Some detail on mineral processing and metallurgical testing was provided in the November 20, 2007 43-101 report entitled "An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Property, Labrador, Canada during the Period January 1, 2007 to October 31, 2007”.

     The November 2007 report included comminution data needed for the design of the crushing and grinding circuits necessary to process the ore. Additional samples of Michelin and Jacques Lake ore and waste have recently been tested including procedures developed by SAG Design and by JKTech Pty Ltd. The new data confirm that the Michelin ore is soft and that grinding requirements will be low relative to other ores. Jacques Lake ore is also soft, similar to Michelin ore, but it is slightly more abrasive. Jacques Lake hanging and footwall rock is hard and abrasive indicating the importance of avoiding dilution with such rock during operations. Aurora now has sufficient basic data to design the comminution circuit and that task has been started.

     A pilot plant using batch ball milling and continuous leaching, resin-in-pulp (RIP) recovery of uranium and semi-continuous neutralization has been operated at SGS Lakefield. During this work, a continuous pilot-scale thickener was operated on ground ore and RIP tailings. The pilot thickener data indicated that both streams thicken well to give slurries containing more than 70% solids at modest flocculant dosages. Data from the leaching and RIP sections of the pilot plant are still being analyzed but indications are that leach recovery is in the high 80's percentage, acid consumption is modest at less than 30 kg/t and that an air-SO2 oxidant is effective on Michelin ore and a Michelin-Jacques Lake ore blend. The RIP section of the pilot plant operated effectively with average recovery of 99.7% and periods of 99.9% . Neutralization of the RIP tails was performed in a two stage process using limestone and lime and resulted in very acceptable solution analyses. Test work continues to investigate paste backfill plant design parameters, RIP adsorption and elution details, and other design data.

     Preliminary column leach tests on Michelin quarter core (generally -20 mm) containing about 0.06% U3O8 gave better than 75% uranium extraction over a 60 d leach period. These encouraging results will be studied to determine if heap leaching might be applicable to lower grade ore. If engineering and economic studies indicate that this route is promising, larger samples will be subjected to column leach tests.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.0 MINERAL RESOURCE ESTIMATE

     In 2007, Aurora collected 42,711 metres of core from 97 drill holes in five resource areas of the Central Mineral Belt (Table 19.1 and Table 19.2). Including drilling already completed in the six established deposits, the CMB resource database now contains 139,782 metres of core from 652 drill holes. More than 115,000 of these metres are concentrated in the Michelin and Jacques Lake deposits, both now in the pre-feasibility stages of investigation, and the remaining ~25,000 metres are split amongst four satellite resource areas, Rainbow, Nash, Inda and Gear, in earlier stages of investigation.

Table 19.1: Metres drilled in CMB resource areas

    Brinex           Aurora           Total  
    1968-79     2005     2006     2007        
Michelin   32,554     4,547     25,435     22,693     85,229  
Jacques Lake   -     2,190     14,476     14,217     30,883  
Rainbow   1,211     -     2,484     -     3,695  
Nash   5,824     -     140     1,298     7,262  
Inda   3,772     -     200     2,570     6,542  
Gear   3,446     -     792     1,933     6,171  
Totals   46,807     6,737     43,527     42,711     139,782  

Table 19.2: Drill holes in CMB resource areas

  Brinex   Aurora   Total
  1968-79 2005 2006 2007  
Michelin 292 15 41 50 398
Jacques Lake - 7 47 29 83
Rainbow 13 - 16 - 29
Nash 57 - 2 4 63
Inda 26 - 1 8 35
Gear 34 - 4 6 44
Totals 422 22 111 97 652

     The Michelin resource received its first NI 43-101 compliant estimate in 2006, which was updated in 2007, along with a first estimate of the Jacques Lake mineral resource. This report updates the Michelin and Jacques Lake resources and includes the first NI 43-101 compliant resource estimates for Rainbow, Nash, Inda and Gear. Each resource estimate is described in a different section for ease of reference.

     All of the new resource estimates are constrained by hand-digitized 3D wireframes, interpreted in cross-sections. Assay data captured within these wireframes were capped and composited, and then used to interpolate grades into 3D block models using either Ordinary Kriging (OK) or Inverse Distance Squared (ID2), in Gemcom software. The resulting block grades were classified according to: (i) geological confidence, (ii) number of drill holes, and (iii) average distance to the samples used in each estimate. Cut-off grades are based on very preliminary economic analyses and contemplate both open pit and underground mining scenarios. These cut-off grades, and

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



the resulting mineral resources, may change slightly as more in depth economic analyses evolve.

     The Mineral Resource estimate described herein is considered to be a reasonable representation of the contained mineralization as it is currently understood, and no explicit allowances have been made for mining and or metallurgical recoveries. There is no guarantee that a Mineral Resource will become a Mineral Reserve.

19.1

MICHELIN

   
19.1.1

Resource Model

     The Michelin deposit consists of a steeply-dipping, tabular zone of mineralization, hosted by highly strained felsic volcanics (Figure 19.1.1). Mineralization is coincident with a zone containing a number of coarsely porphyritic units, which define a poorly-constrained stratigraphy, parallel, or sub-parallel, to the principal tectonic fabric. This stratigraphy consists of alternating units of coarse-, and medium-grained porphyritic and aphyric felsic volcanic horizons of variable thickness and continuity, and although mineralization is concentrated within this zone, there is no direct correlation between the grade of mineralization and lithology.

     The zone of mineralization is contained within a broader zone of sodic alteration, and has a very strong spatial correlation with hematite alteration, but there is no direct and consistent relationship with any observable geological feature. The resource model was therefore primarily constrained by assay grades. Four coherent domains are distinguished within the zone of mineralization. The main zone (MAIN) contains more than 95% of the mineralization and is sandwiched between two hanging wall domains (HW1, HW2) and a footwall domain (FW1). The result is a set of stacked, sub-parallel tabular bodies, separated by 10 to 50 metres (Figure 19.1.1 and Figure 19.1.2 ).

     The boundaries of mineralization are generally very sharp and easy to model; however, in some cases, the boundaries may be marked by a gradual decrease in grade, or by a number of intermittent, discrete intervals at increased spacing away from the main zone of mineralization. In digitizing the mineralized domains, an attempt was made to capture the highest grades possible, while still maintaining a coherent shape between drill holes and across sections. In the deeper portions, below 150 metres elevation, the boundaries were digitized using a 0.03% U3O8 cut-off grade. Above this level, lower grades were accepted, provided they could still be grouped into a relatively coherent body. The mineralized domains were clipped using a 150 metre buffer zone around all drill holes.

     The entire rock mass, including mineralization, is cut by a swarm of narrow mafic dykes. More than 300 dyke intersections were logged within the zone of mineralization; ranging in thickness from 1 centimetre to almost 15 metres (Figure 19.1.3 ). The small width and large number of dykes make them impossible to model at the scale of interest; however, their dilutive effects are assumed to be adequately represented by the composite data.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.1.1: Cross-section 900W showing polygonal interpretation of mineralized domains within the Michelin deposit.


Figure 19.1.2: 3D oblique view of the Michelin resource model, looking NW

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.1.3: Histogram showing the length distribution of mafic dykes within the
mineralized zones of the Michelin deposit

19.1.2 Data

     The Michelin drill hole database contains 12,979 assays from 398 core drill holes and 597 channel samples. A total of 50 drill holes were rejected from the resource estimate due to: (i) they fall outside the main deposit area, (ii) they failed to intersect the mineralized domains, or (iii) a lack of data. The first two sets of rejected drill holes comprise 263 assays, which were removed from the database.

     Drill holes may lack data within the mineralized domain for one of two reasons: (i) the interval presented no visible or radiometric mineralization for sampling and no sample was collected, or (ii) the interval was sampled, but the data were lost. If (i) could be confirmed, the drill hole was kept in the database and composited with zero grade. If not, then (ii) was assumed and the drill hole was removed from the database. Five historical drill holes (M76-158, M76-166G, M76-170G, MU75-023 and MU75-056) were rejected under the assumption that the data were lost. Of these 5, 3 drill holes intersect areas that are either below cut-off, or low grade, and two intersect areas of moderate grades, supported by high data density from adjacent drill holes. The impact on the resource of rejecting these drill holes is therefore deemed to be negligible.

     The channel samples were not used in the estimation due to a lack of knowledge regarding sampling protocols (collection technique, sample size, etc.) and sample quality.

     The resulting database contains 348 drill holes and 12,119 core assays, which were used to build the 3D solids in the resource model, as described above. A total of 9,160 samples were captured within the modeled resource domains, resulting in an increase in the mean sample grade of almost 25% (Figure 19.1.4).

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.1.4: Histograms showing the grade distributions of (a) all assays and (b)
assays captured within the modeled mineralized domains.

19.1.2.1 Grade Capping

The assay database contains a number of very high grade outliers, ranging up to 42 % U3O8. In order to limit any undue influence of these values in the estimation process, extreme high grade samples must be capped at an upper limit. One way to determine an appropriate capping grade is to examine the assay data distribution on a cumulative probability plot, as shown in Figure 19.1.5.

Figure 19.1.5: Cumulative probability plot showing the distribution of grade data
within the modeled mineralized domains.

     A grade population with a log-normal distribution will plot as a straight line on this graph and different populations may be distinguished by their different slopes. Assuming that the Michelin grade data contain different populations approaching a log-normal distribution, as is common in many ore deposit types, including uranium; Figure 19.1.5 shows two principal populations (green and grey dashed lines) separated by an inflection point at around 0.8% U3O8 and the 99.8 th percentile. The higher grade portion of this line may represent a distinct high grade population, but is also consistent with a

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



lack of support for grades higher than 0.8% U3O8. This inflection point was therefore chosen as a reasonable capping grade to trim the high grade outliers.

     Twenty-one assay values were reduced to 0.8% U3O8, prior to compositing, resulting in a ~10% drop in the mean grade of the actual assay data, but only a ~1% drop on a declustered basis (Table 19.1.1 ).

Table 19.1.1: Comparison of assay grade distributions of raw versus capped data.

           Assays    Declustered
  Raw Capped Raw Capped
Mean 0.102 0.092 0.077 0.076
Median 0.052 0.052 0.035 0.035
Standard Deviation 0.610 0.108 0.113 0.101
Minimum 0.000 0.000 0.000 0.000
Maximum 42.000 0.800 2.158 0.800
# samples cut 0 21 0 21
Count 9,160 9,160 2,512 2,512

19.1.2.2 Composites

     Sample lengths in the Michelin assay database range from 0.03 metres to more than 86 metres (Figure 19.1.6 ). More than 70% of the samples fall into four length categories corresponding to 1, 2 and 3 feet and 1 metre samples. In order to normalize the weight of influence of each sample, all assay data within the mineralized domains were composited into 2 metre intervals. Short composites generated at the margins of the mineralized domains were not rejected.

Figure 19.1.6: Histogram showing distribution of sample lengths for assays within the
mineralized domains.

     Composites were generated from the capped assay data and resulted in a further ~35% drop in grade (Figure 19.1.7 ), which implies a very strong bias in the assay data towards higher grades in shorter samples. On a declustered basis, the composite grades have a mean value about 20% lower than the capped assay data; however, there is virtually no difference in the mean grades of composites generated from raw versus capped data (Table 19.1.2 ).

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.1.7: Histograms showing the grade distributions of (a) capped assays and (b)
2 metre composites of capped data within the modeled mineralized domains.

Table 19.1.2: Comparison of composite grade distributions using raw versus capped data.

     Composites    Declustered
  Raw Capped Raw Capped
Mean 0.060 0.059 0. 060 0.060
Median 0.028 0.028 0. 029 0.029
Standard Deviation 0.085 0.079 0. 086 0.080
Minimum 0.000 0.000 0. 001 0.001
Maximum 1.473 0.783 1. 473 0.783
Count 5,112 5,112 2,773 2,773

19.1.2.3 Comparison of Brinex versus Aurora Data

     Of the 12,119 assays in the Michelin database, 8,724 (72%) are inherited from the historical Brinex database. While these data were validated at the feasibility level in 1978, the documentation of QAQC performance does not meet current standards defined by NI 43-101 guidelines. This section provides a comparison of the old (Brinex) and new (Aurora) datasets to confirm their suitability for use in the resource estimation.

     Raw Brinex and Aurora assays captured within the modeled mineralized domains (n=9160) have identical mean values (Figure 19.1.8 ); however, Aurora data are slightly positively skewed relative to the Brinex data.

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Figure 19.1.8: Histogram plots showing grade distributions for (a) Brinex and (b)
Aurora assays.

     Brinex samples tend to be either 1, 2 or 3 foot lengths, with a greater tendency towards 1 foot lengths; whereas, Aurora samples are predominantly 1 metre long (Figure 19.1.9). When both data sets are normalized into 2 metre composites, the mean grade of the Aurora data drops to 0.086% U3O8; whereas the mean of the Brinex data drops even further to 0.051% U3O8 (Figure 19.1.10 ). The dramatic drop in grade of the Brinex data is primarily due to a relatively large number of short (1 and 2 ft) samples at higher grades.

Figure 19.1.9: Histogram plots showing sample length distributions for (a) Brinex and (b)
Aurora assays.

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Figure 19.1.10: Histogram plots showing grade distributions for 2 metre composites of
(a) Brinex and (b) Aurora data.

     The relative positive skewness of the Aurora data is even more apparent in the 2 metre composite data (Figure 19.1. 10), compared to the differences seen in the raw uncomposited data (Figure 19.1.8 ), with the mean grade of the Aurora composites more than 60% higher than the Brinex composites. However, these data are not directly comparable, since the Brinex data is almost entirely clustered above 100 metres elevation (<250 metres from surface), and the Aurora data are predominantly below that level. This difference in grade is interpreted to reflect a real increase in grades at depth.

     Aurora currently has a confirmation drilling program underway to collect an adequate number of samples in the >100 metre elevation range to more rigorously assess these differences, but at the time this estimate was conducted only four new Aurora drill holes within this >100 metre range were available for comparison. Figure 19.1.11 shows the relative grade distributions for Brinex and Aurora within a 200 metre wide swath encompassing the four Aurora confirmation holes.

Figure 19.1.11: Histogram plots showing the grade distribution of 2 metre composites of
(a) Brinex and (b) Aurora data, within a 200 metre wide swath (307,000
- 307,200 mE) above 100 metres elevation.

                                                                                                                                                                                                                                           120

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     Once again, the mean grades of each population are identical; however, a Quantile-Quantile plot (Figure 19.1.12) shows that the Brinex sample grades tend to be slightly higher than Aurora grades, below ~0.1% U3O8, and vice versa above that threshold. This threshold corresponds to about the 80th percentile of both datasets. Given the similarity in grades observed within this swath, the large disparity in grades of the overall datasets (outside the swath) appears to confirm the increase in grades below ~100 metres elevation.

     It should be noted that the confirmatory Aurora data are relatively few compared to the Brinex dataset, and the comparison is therefore not as robust as it could be. More in depth comparative analyses will be conducted upon completion of the confirmation drilling program in the coming months. Nevertheless, the data are deemed sufficiently comparable to be used together in resource estimation.

Figure 19.1. 12: Q-Q (log-log) plot comparing Brinex versus Aurora 2 metre composite
data within a 200 metre wide swath (307,000 - 307,200 mE) above 100 metres
elevation.

                                                                                                                                                                                                                                           121

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.1.3 Grade Estimation

     The Michelin resource estimates were conducted using Ordinary Kriging in two Gemcom block models. The two block models were constructed to represent an open pit portion of the resource (above 150 metres elevation), and an underground portion. The 150 metre threshold elevation matches that of the 2007 resource update, which was chosen using a preliminary floating cone analysis. The block models are rotated parallel to the main trend of the deposit and their dimensions reflect the anticipated mining method to be used in each portion of the resource. The full block model parameters are given in

: Michelin block model parameters

    Michelin OP Michelin UG
Or igin minX 306,000 306,000
  minY 6,051,000 6,051,000
  maxZ 400 150
Rotation counter-clockwise 26 26
Block Size Column (m) 10 5
  Row (m) 5 5
  Level (m) 10 5
Dimensions # Columns 280 560
  # Rows 240 240
  # Levels 25 140
Total # Blocks 1,680,000 18,816,000

     The block models were coded by domain, and partial blocks on the perimeters of the domains were coded using a percentage model.

19.1.3.1 Variography

     Variographic analyses were conducted by Marek Nowak of SRK. First pass uninformed variography gives the best directions of continuity in the horizontal and vertical directions. These directions do not match the principal direction of continuity defined by grade x thickness plots, which plunges steeply towards the southwest. This plunge is parallel to a well-developed stretching lineation in the deposit host rocks, which is believed to have a meaningful relationship to the mineralization. Based on these geological observations, Mr. Nowak was able to refine his variographic analyses and produced a reasonable correlogram model with two exponential structures in the expected direction of continuity (Table 19.1.4 ). The horizontal and vertical directions of the preliminary analysis are interpreted to be an artifact of the data density and distribution within the deposit.

     The continuity analysis was conducted on the Michelin MAIN zone only, and treated it as a single domain. The results of a first pass estimation revealed that the MAIN zone has a slight 5 degree steepening at depth (c.f. Figure 19.1.15), which results in grade interpolations transecting, rather paralleling, the mineralized domain. Mr. Nowak’s correlogram model was therefore slightly modified to account for this change in dip: 55 degrees above 0 metres elevation (MAIN+), and 60 degrees below (MAIN-) (Table 19.1.4).

Table 19.1. 4: Correlogram model for Michelin mineralization

                                                                                                                                                                                                                                           122

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  MAIN+ MAIN-
Structure   C0   C1 C2 C0   C1 C2
Sill   0.25   0.60 0.15 0. 25   0.60 0.15
Orientation* rotZ   0 0   0 0
  rotY   55 55   60 60
  rotZ   -17 -17   -17 -17
Dimensions rangeX   25 100   25 100
  rangeY   55 300   55 300
  rangeZ   12 60   12 60
*Rotations follow Gemcom conventions and are relative to the block model orientation

19.1.3.2 Estimation Parameters

     The choice of dimensions and orientations for each search ellipse was determined by a combination of variography, data density and dimensions of the mineralized domains, and are given in Table 19.1.5.

Table 19.1.5: Estimation parameters for the Michelin deposit

    MAIN+ MAIN-      
    (>0 m elev) (<0 m elev) FW1 HW1 HW2
Orientation* rotZ 0 0 0 0 0
  rotY 55 60 60 55 55
  rotZ -17 -17 -17 -17 -17
Dimensions rangeX 100 100 100 100 100
  rangeY 150 150 150 150 150
  rangeZ 35 35 35 35 35
Samples min 4 2 4 4 4
  max 16 8 16 16 16
*Rotations follow Gemcom conventions and are relative to the block model orientation  

19.1.3.3 Interpolation

     Grades in the Michelin block models were interpolated by Ordinary Kriging in a single pass estimate for each of the mineralized domains. All mineralized domains were treated as hard boundaries. A maximum of 4 samples per drill hole were used for each estimate. Blocks were also estimated using the same parameters for an inverse distance squared interpolation. The average distance and number of samples used for each estimated block were tracked for classification purposes.

19.1.4 Bulk Density

     Aurora has collected 224 specific gravity measurements from Michelin core samples, with a mean s.g. of 2.69 (Figure 19.1.13). Within the mineralized domains, 124 samples returned a mean s.g. of 2.7. Brinex’s historical reserves used an average s.g. of 2.72, calculated from 4 drill core samples in mineralization (range 2.71 -2.72), and a bulk sample taken from their underground adit (2.73) . Aurora’s mean value of 2.7 was used to calculate the tonnage of each block for the current estimate.

                                                                                                                                                                                                                                           123

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.1. 13: Histogram showing the distribution of s.g. measurements by Aurora

19.1.5 Interpolation Results

     The results of the OK interpolation are shown graphically in Figure 19.1.14 and Figure 19.1.15 , along with the composite data to show the relative data density in the deposit.

19.1.5.1 Mineral Inventory

     Table 19.1.6 provides the tonnes, grade and pounds of the Michelin resource at a range of cut-off grades. These data are also plotted on grade-tonnage curves in Figure 19.1.16 .

Table 19.1.6: Mineral inventory for the Michelin open pit (left) and underground
(right) resources

Cut-off Tonnes Grade lbs   Cut-off Tonnes Grade lbs
(%U3O8)   (%U3O8) (%U3O8)   (%U3O8)   (%U3O8) (%U3O8)
0. 01 20,305,000 0.054 23,985,000   0.01 44,719,000 0.092 91,080,000
0. 02 17,795,000 0.059 23,155,000   0.02 41,355,000 0.099 89,999,000
0. 03 14,505,000 0.067 21,360,000   0.03 37,222,000 0.107 87,746,000
0. 04 11,691,000 0.075 19,209,000   0.04 33,349,000 0.115 84,810,000
0. 05 8,989,000 0.084 16,562,000   0.05 30,036,000 0.123 81,539,000
0. 06 6,776,000 0.093 13,911,000   0.06 27,139,000 0.130 78,041,000
0. 07 5,049,000 0.103 11,461,000   0.07 24,625,000 0.137 74,458,000
0. 08 3,808,000 0.112 9,429,000   0.08 21,759,000 0.145 69,733,000
0. 09 2,847,000 0.122 7,647,000   0.09 19,097,000 0.154 64,800,000
0. 10 2,149,000 0.131 6,197,000   0.10 17,048,000 0.161 60,528,000

                                                                                                                                                                                                                                           124

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.1.14: Long section view showing composite data (black points) relative to all
estimated block grades above a 0.03%
U3O8 cut-off grade (blue=0.03 -0.05,
green=0.05 -0.10, yellow=0.10-0.15, orange=0.15 -2.00, red=>2.00) . Red line =
cross-section 1050W.


Figure 19.1.15: Cross-section 1050W (looking SW) showing composite data relative to
estimated block grades in the MAIN zone above a 0.03%
U3O8cut-off grade
(colours as in Figure 19.1.14) .

                                                                                                                                                                                                                                           125

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.1. 16: Grade-tonnage curves showing the distribution of tonnes, grade and
pounds of U3O8 in the Michelin resource at different cut-off grades

19.1.6 Block Model Validation

     The Michelin resource grade estimates were validated by comparing the OK estimates with those generated by ID2 estimates. Block grades are also compared against the average grade of composites contained by, or adjacent to them.

     Figure 19.1.17 shows the grade distributions for each type of estimate as ‘Box & Whisker’ plots. The mean grades of the estimates are indistinguishable; however, as expected, the ID2 and composite populations are more variable.

                                                                                                                                                                                                                                           126

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.1.17: 'Box & Whisker' plot showing the log-scale distribution of grades
(%U3O8) for each estimation method. The 'T' lines (whiskers) show the max and
min values for each population, and the boxes show the 25th, 50thand 75th
percentiles. The mean grades are indicated by the red lines labelled ‘M’.

19.1.6.1 X-Y Scatter plots

     When compared against the OK estimates on scatter plots, the greater variability of the ID2 and composite data is much more evident. In both cases, lower grades are under-estimated and higher grades are over-estimated by the ID2 and composite data, as compared to the OK estimates. This ‘smoothing’ effect is an expected result of the OK estimation process.

     Despite the greater variability, the regression lines show a fairly close correspondence between the OK and ID2 estimates; whereas, the composite grades are significantly higher than the OK estimates.

Figure 19.1.18: Scatter plots comparing the block grades from the OK estimates against
those of the ID2 estimates and composite data.

                                                                                                                                                                                                                                           127

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.1.6.2 Swath Plots

     In order to evaluate the spatial variability of the different types of estimates, the block model can be examined along ‘swaths’ of a given thickness across the deposit. Figure 19.1.19 is an example plot of such a swath, and shows the high variability of the composite data relative to the ID2 and OK estimates. The plot also shows the smoothing effect whereby the highs and lows of the ID2 estimates are more pronounced than those of the OK estimates. Despite this variability, there is a very close correlation between the ID2 and OK estimates, as well as with a moving average of the composite grades, across the deposit, attesting to the veracity of the estimates.

Figure 19.1.19: Swath plot showing a comparison of grade estimates within a 50 metre
wide, vertical envelope or ‘swath’ through the heart of the Michelin resource.

19.1.6.3 Visual Inspection

     A visual inspection of the OK estimates reveals that the estimates in the lower portion of the resource are not as smooth as the estimates in the upper portion. This is likely a consequence of the lower number of samples used for each estimate in the deeper blocks (c.f. Table 19.1.5 ), which were chosen to account for its lower data density. The lower minimum of 2 samples was used to ensure reasonable coverage of estimated blocks in areas of sparse data density, and the lower maximum of 8 was used to maintain a reasonable level of spatial variability across the deposit. The result is less visually ‘pleasing’ than a smoother estimate, but is believed to more accurately represent the statistical grade distribution in the deposit. This effect will be minimized with the inclusion of the infill drilling results expected in the coming months.

19.1.7 Mineral Resource Classification

     The geological confidence in the interpreted continuity and distribution of mineralization within the modeled domains is very high. Confidence in the actual grades of the estimates is more data dependent and all estimated blocks in the Michelin resource were therefore classified using a combination of: (i) the number of drill holes used for each estimate, and (ii) the average distance of all samples used in each estimate. Blocks

                                                                                                                                                                                                                                           128

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



estimated with a minimum of 2 drill holes, and an average distance to samples used in the estimate of less than 30 metres were assigned to the Measured category. Indicated blocks required at least 2 drill holes and an average distance of less than 60 metres. All other estimated blocks were assigned to the Inferred category. Figure 19.1.20 shows the distribution of Measured, Indicated and Inferred resource blocks within the Michelin deposit.


Figure 19.1.20: Long section showing the distribution of classified blocks in the
Michelin resource model (red=measured, green = indicated, blue=inferred)

The Classified Mineral Resources for the Michelin deposit are reported at cut-off grades of 0.03% and 0.05% U3O8 in the open pit and underground portions, respectively, and are given in Table 19.1.7 .

Table 19.1.7 - Classified mineral resources of the Michelin deposit

    Underground*   Open Pit*  
Deposit Class Tonnes %U3O8 lbs U3O8 Tonnes %U3O8 lbs U3O8
  Measured 1,289,000 0.12 3,310,000 5,795,000 0.08 9,768,000
MICHELIN Indicated 16,170,000 0.13 44,582,000 7,146,000 0.06 9,774,000
  Inferred 12,577,000 0.12 33,647,000 1,564,000 0.05 1,818,000

* The Michelin resource estimate contemplates both underground and open pit mining scenarios. Cut-off grades (UG=0.05% U3O8, OP=0.03% U3O8) are based on prelim inary economics and may be revised in future updates.


                                                                                                                                                                                                                                           129

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.2

JACQUES LAKE

   
19.2.1

Resource Model

     The Jacques Lake deposit is hosted by a variably strained sequence of intermediate volcanic rocks sandwiched between a distinct conglomeratic unit in its hanging wall and a large granitic batholith in its footwall. Mineralization is associated with moderate to strong hematite alteration and forms a distinct, folded horizon within the intermediate volcanic package (Figure 19.2.1 ). There are two distinct mineralized domains that may be repeated portions of the same folded horizon; however, they have been kept separate for ease of modeling and estimation.

     The hanging wall conglomerate unit is folded along with the mineralization and its host rocks, but with lower amplitude and frequency due to its higher competence. There is some indication that the conglomerate rests in angular unconformity on the intermediate volcanics and mineralization, including: (i) a distinct lack of mineralization in the conglomerate adjacent to strongly mineralized portions of the intermediate volcanics, (ii) the apparent truncation, along strike, of the upper hanging wall mineralized domain by the conglomerate contact, and (iii) the observation of possible mineralized intermediate volcanic clasts in the conglomerate.

     The mineralized domains were digitized using the same guiding principle as for the Michelin domains, i.e. finding a balance between capturing the highest grades, while still maintaining a reasonable degree of continuity of the domain within, and between, sections.

     As at Michelin, the Jacques Lake deposit is transected by a swarm of variably strained mafic dykes. The dykes all cut mineralization, and are interpreted as pre-, syn- and post-kinematic based on their degree of strain; however, at least some of the strain variation is likely a consequence of their position relative to fold limbs and hinges. Many of these dykes are much wider than those transecting the Michelin deposit, up to more than 100 metres in places, yet their variability between drill holes and between sections precludes their modeling with reasonable confidence, at the current resolution of drilling. They have therefore been included in the current mineralized domains at zero grade. It is anticipated that the imminent infill drilling program will provide the necessary detail to support the interpretation of reasonable lithological solids for the larger dykes.

                                                                                                                                                                                                                                           130

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.2.1: Cross-section 900NE showing the polygonal interpretation of the Main mineralized domain in the Jacques Lake deposit

Figure 19.2.2: 3D oblique view (looking NNE) of the Jacques Lake resource model

                                                                                                                                                                                                                                           131

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.2.2 Data

     The Jacques Lake database contains 3,594 assays from 83 drill holes. All of these samples were collected and analyzed by Aurora using the same sampling and analytical protocols. All of these data were used in the modeling, but about a third of the data were excluded from the digitized domains (Figure 19.2.3 ), either because they were too far removed from the main zones of mineralization, or they were very low grade (i.e. less than 0.03%U3O8). The mean grade of the data captured within the mineralized domains is 40% higher than that of the total database.

Figure 19.2.3: Histograms showing the grade distributions of (a) all assays and (b)
assays captured within the modeled mineralized domains.

19.2.2.1 Grade Capping

     The Jacques Lake assays show a distinct break in slope on a cumulative probability plot at around 0.5% U3O8 (Figure 19.2.4 ). Examination of the data reveals a strong lack of support for assays greater than around 0.45% U3O8, so this value was used as a capping for the assays.

Figure 19.2.4: Cumulative probability plot showing the distribution of grade data
within the modeled mineralized domains

                                                                                                                                                                                                                                           132

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     A total of 10 assays were capped at 0.45% U3O8, which had virtually no impacton the statistical distribution of the assay data (Table 19.2.1 ).

Table 19.2.1: Comparison of assay grade distributions of raw versus capped data

         Assays    Declustered
  Raw Capped Raw Capped
Mean 0.056 0.056 0.050 0.050
Median 0.029 0.029 0.025 0.025
Standard Deviation 0.078 0.075 0.071 0.070
Minimum 0.000 0.000 0.000 0.000
Maximum 0.663 0.450 0.585 0.450
# samples cut 0 10 0 10
Count 2,322 2,322 804 804

19.2.2.2    Composites

     The sampling protocol at Jacques Lake was to take 1 metre samples within mineralized zones, and 1.5 metre samples where the core was very low grade or barren (Figure 19.2.5 ). In some cases, samples were broken or extended slightly to meet geological contacts such as mafic dyke contacts. All samples were capped at a grade of 0.45% U3O8, then composited to 2 metre lengths to normalize the weighting of the samples for resource estimation.

Figure 19.2.5: Histogram showing distribution of sample lengths for assays within the
mineralized domains

The mean grade of the capped and composited data is 30% lower than the raw assay data (Figure 19.2.6), indicating a significant bias towards higher grades in the shorter samples in the assay data. The mean grade of the composites is virtually unchanged on a declustered basis (Table 19.2.2).

                                                                                                                                                                                                                                           133

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.2.6: Histograms showing the grade distributions of (a) capped assays and (b)
2 metre composites of capped data within the modeled mineralized domains

Table 19.2.2: Comparison of composite grade distributions using raw versus capped data

     Composites    Declustered
  Raw Capped Raw Capped
Mean 0.040 0.040 0. 040 0.040
Median 0.019 0.019 0. 019 0.019
Standard Deviation 0.059 0.058 0. 060 0.058
Minimum 0.000 0.000 0. 000 0.000
Maximum 0.449 0.368 0. 449 0.368
Count 1,721 1,721 933 933

19.2.3 Grade Estimation

     The Jacques Lake resource estimate was conducted using Ordinary Kriging in a Gemcom block model (Table 19.2.3 ). The block dimensions were based on data density and were chosen to match those of the previous 2007 resource estimate. The block model was rotated parallel to main northeast trend of the deposit.

     The block model was coded by resource domain as defined by the digitized wireframes, and partial blocks were included around the perimeter of the domains as a percentage model. These wireframes were treated as hard boundaries, including only their contained composites for the resource grade estimates.

Table 19.2.3: Jacques Lake block model parameters

    Jacques Lake
Origin minX 332,200
  minY 6,066,100
  maxZ 330
Rotation counter-clockwise -45
Block Size Column (m) 5
  Row (m) 10
  Level (m) 10
Dimensions # Columns 150
  # Rows 140
  # Levels 75
Total # B locks 1,575,000

                                                                                                                                                                                                                                           134

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.2.3.1 Variography

     Variographic analyses were conducted by Marek Nowak of SRK, and showed that the strongest direction of continuity plunges steeply to the southeast. The resulting correlogram model comprises two exponential structures, with the short range being fairly prolate and longer ranges becoming more oblate (Table 19.2.4 ).

Table 19.2.4: Correlogram model for the Jacques Lake mineralization

    All Domains
Structure   C0 C1 C2
Sill   0.3 0.35 0.35
Orientation* rotZ 5 5
  rotY 65 65
  rotZ 15 15
Dimensions rangeX 100 160
  rangeY 40 110
  rangeZ 30 70
*Rotations follow Gemcom conventions and are relativ e to the block model orientation

19.2.3.2 Estimation Parameters

     The choice of dimensions and orientations for each search ellipse was determined by a combination of variography, data density and dimensions of the mineralized domains, and are given in Table 19.2.5 .

Table 19.2.5: Estimation parameters for the Jacques Lake deposit

    MAIN HW
Or ientation* rotZ 5 5
  rotY 65 80
  rotZ 15 15
Dim ensions rangeX 150 150
  rangeY 100 100
  rangeZ 35 35
Samples min 4 4
  max 16 16
*Rotations follow Gemcom c onventions and are relative to the block model orientation

19.2.3.3 Interpolation

     Grades in the Jacques Lake block model were interpolated by Ordinary Kriging in a single pass estimate for each of the mineralized domains. All mineralized domains were treated as hard boundaries. A maximum of 4 samples per drill hole were used for each estimate. Blocks were also estimated using the same parameters for an inverse distance squared interpolation. The average distance and number of samples used for each estimated block were tracked for classification purposes.

                                                                                                                                                                                                                                           135

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.2.4 Bulk Density

     Specific gravity was measured in a total of 345 samples of Jacques Lake core. 194 of these s.g. samples were captured within the mineralized domain and have the same mean value as the entire s.g. dataset. A single average grade of 2.79 was used to calculate tonnages for each block in the block model.

Figure 19.2.7: Histogram showing the distribution of s.g. measurements from the
Jacques Lake core samples

19.2.5 Interpolation Results

     The results of the OK interpolation are shown graphically in Figure 19.2.8 and Figure 19.3.19 , along with the composite data to show the relative data density in the deposit.

19.2.5.1 Mineral Inventory

     Table 19.2.6 provides the tonnes, grade and pounds of the Michelin resource at a range of cut-off grades. These data are also plotted on grade-tonnage curves in Figure 19.2.10 . The mineral inventory is tabulated an open pit and underground mine. The elevation cut-off for the open pit is 130 metres elevation, or 250 metres depth.

Table 19.2.6: Mineral inventory for the Jacques Lake deposit, including both open
pit (left) and underground (right) resource areas

Cut-off Tonnes Grade lbs   Cut-off Tonnes Grade lbs
(%U3O8)   (%U3O8) (%U3O8)   (%U3O8)   (%U3O8) (%U3O8)
0. 01 7,543,000 0.046 7,644,000   0.01 28,312,000 0. 038 23,932,000
0. 02 6,578,000 0.050 7,311,000   0.02 22,181,000 0. 045 21,872,000
0. 03 4,520,000 0.061 6,062,000   0.03 15,083,000 0. 054 18,065,000
0. 04 3,566,000 0.068 5,378,000   0.04 9,717,000 0. 066 14,040,000
0. 05 2,304,000 0.082 4,154,000   0.05 6,550,000 0. 078 11,259,000
0. 06 1,614,000 0.094 3,337,000   0.06 4,570,000 0. 086 8,685,000
0. 07 1,104,000 0.107 2,605,000   0.07 3,373,000 0. 094 6,986,000
0. 08 892,000 0.115 2,259,000   0.08 2,455,000 0. 101 5,486,000
0. 09 692,000 0.124 1,888,000   0.09 1,750,000 0. 108 4,174,000
0. 10 496,000 0.135 1,478,000   0.10 1,032,000 0. 118 2,692,000

                                                                                                                                                                                                                                           136

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.2.8: Long section view of the Jacques Lake resource model showing block
grades and the section line for Figure 19.2.9 (colours as in Figure 19.1.14)


Figure 19.2. 9: Cross-section 900NE view of the Jacques Lake resource model

                                                                                                                                                                                                                                           137

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.2.10: Grade-tonnage curves for the Jacques Lake resource model showing the
distribution of tones, grade and pounds of U3O8 at a range of cut-off grades

19.2.6 Block Model Validation

     The Jacques Lake resource grade estimates were validated by comparing the OK estimates with those generated by ID2 estimates. Block grades are also compared against the average grade of composites contained by, or adjacent to them. This latter dataset was generated by estimating all blocks touching at distances of less than 5 metres, and is referred to as the Nearest Neighbour (NN) estimate.

     Figure 19.1.1711 shows the grade distributions for each type of estimate as ‘Box & Whisker’ plots. The mean grades of the OK and ID2 estimates are indistinguishable; however, the NN grades have a mean grade significantly higher than the others.

                                                                                                                                                                                                                                           138

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.2.11: Box & Whisker plot showing a summary of the grade distributions for
each type of estimate.

19.2.6.1 X-Y Scatter plot

     When compared against the OK estimates on scatter plots (Figure 19.2.12), the greater variability of the ID2 and composite data is much more evident. In both cases, lower grades are under-estimated and higher grades are over-estimated by the ID2 and composite data, as compared to the OK estimates. This ‘smoothing’ effect is an expected result of the OK estimation process.

     Despite the greater variability, the regression lines show a fairly close correspondence between the OK and ID2 estimates; whereas, the composite grades are significantly higher than the OK estimates.

Figure 19.2.12: Scatter plots comparing the block grades from the OK estimates against
those of the ID2 estimates and composite data

                                                                                                                                                                                                                                           139

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.2.6.2 Swath Plots

     In order to evaluate the spatial variability of the different types of estimates, the block model can be examined along ‘swaths’ of a given thickness across the deposit. Figure 19.1.13 is an example plot of such a swath, and shows the high variability of the composite data relative to the ID2 and OK estimates. The plot also shows the smoothing effect whereby the highs and lows of the ID2 estimates are more pronounced than those of the OK estimates. Despite this variability, there is a very close correlation between the ID2 and OK estimates, as well as with a moving average of the composite grades, across the deposit, attesting to the veracity of the estimates.

Figure 19.2.13: Swath plot showing block grade distributions within a 50 metre wide
vertical envelope.

19.2.6.3 Visual Inspection

     A visual inspection of the Jacques Lake resource blocks reveals a slightly fragmented distribution of blocks above cut-off, in both long and cross-section views. This appears to be due, in part, to the variable dips of the mineralized domain, which deviate from the orientation of the single search ellipse. This effect is fairly limited since the bulk of the mineralization has a relatively consistent dip that is easily interpolated with a single search ellipse orientation; however, future updates should aim to subdomain out those areas presenting difficulty for the ‘one orientation fits all’ approach. The ease of modeling of these areas of variable dip will also improve with the planned infill drilling program.

19.2.7 Mineral Resource Classification

     The geological confidence in the interpreted continuity and distribution of mineralization within the modeled domains is very high. Confidence in the actual grades of the estimates is more data dependent and all estimated blocks in the Jacques Lake resource were therefore classified using a combination of: (i) the number of drill holes used for each estimate, and (ii) the average distance of all samples used in each estimate. Blocks estimated with a minimum of 2 drill holes, and an average distance to samples

                                                                                                                                                                                                                                           140

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



used in the estimate of less than 30 metres were assigned to the Measured category. Indicated blocks required at least 2 drill holes and an average distance of less than 60 metres. All other estimated blocks were assigned to the Inferred category. Figure 19.2.114 shows the distribution of Measured, Indicated and Inferred resource blocks within the Michelin deposit.


Figure 19.2.14: Long section showing the classified blocks of the Jacques Lake resource
(colours as in Figure 19.1. 20)

The Classified Mineral Resources for the Michelin deposit are reported at cut-off grades of 0.03% and 0.05% U3O8 in the open pit and underground portions, respectively, and are given in Table 19.1.7 .

Table 19.2.7: Classified mineral resources for the Jacques Lake deposit

      Underground*     Open Pit*  
Deposit Class Tonnes %U3O8 lbs U3O8 Tonnes %U3O8 lbs U3O8
               
JACQUES Measured 415,000 0.09 802,000 401,000 0.09 798,000
LAKE Indicated 3,357,000 0.08 5,861,000 1,909,000 0.07 2,950,000
  Inferred 2,778,000 0.08 4,596,000 2,210,000 0.05 2,314,000

* The Jacques Lake resource estimate contemplates both underground and open pit mining scenarios. Cut-off grades (UG=0 .05% U3O8, OP=0.03% U3O8) are based on prelim inary economics and may be revised in future updates.


                                                                                                                                                                                                                                           141

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.3 RAINBOW
   
19.3.1 Resource Model

     Rainbow Zone mineralization is hosted in a suite of felsic volcanics very similar to those of the Michelin deposit. It occupies a possible opposing limb of a large fold defined by a narrow airborne radiometric anomaly that also hosts the Michelin deposit and closes 5 km to the east, through Running Rabbit Lake. As currently defined, the mineralization is predominantly located at or near the hanging wall contact of a ~50 m wide mafic dyke (Figure 19.3.1 ). Deeper holes along this contact failed to intersect significant mineralization, and the hanging wall zone appears to wedge out against the dyke.

     All but two of the 29 drill holes in the Rainbow Zone terminate within the mafic dyke, presumably guided by the assumption that the footwall is either barren or too deep to prove economic. However, the first of Aurora’s drill holes in the Rainbow Zone in 2006 intersected a narrow interval of weak mineralization at the footwall contact of the dyke, demonstrating the presence of mineralization below the dyke. Given the understanding of similar mafic dyke relationships to mineralization elsewhere in the belt, the relationships here indicate that the Rainbow mineralized horizon was almost certainly transected by this mafic dyke and likely continues into the footwall with comparable grades and widths to those intersected in the hanging wall. This hypothesis has never been truly tested.

     The current resource model builds on the interpretation that the footwall mineralization intersected by Aurora in 2006 represents the narrow top of the truncated footwall portion of the Rainbow mineralized horizon, which continues to depth in the same way that it extends to surface. The consequence of this interpretation is that the hanging wall mineralization does not extend down dip along the upper contact of the dyke; rather it is truncated by the dyke and continues at depth in the dyke’s footwall. The two zones constructed under this interpretation are called MIN_HW and MIN_FW (Figure 19.3.1 and Figure 19.3.2 ).

                                                                                                                                                                                                                                           142

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.3.1: Cross-section showing all drill holes relative to hanging wall and footwall
mineralized domains on either side of wide mafic dyke


Figure 19.3.2: 3D oblique view (looking NE) of the Rainbow mineralized domains
(red=MIN_FW, yellow=MIN_HW) and mafic dyke (transparent green)

                                                                                                                                                                                                                                           143

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.3.2 Data

     The Rainbow drill hole database contains a total of 432 assays from 29 drill holes. Of these, 352 were collected by Aurora from 16 drill holes. The two mineralized domains described above captured 185 of the total assays, resulting in a 220% increase in average grade of the data to be used in the resource estimate (Figure 19.3.3 ).

Figure 19.3.3: Histograms showing the grade distributions of (a) all assays and (b)
assays captured within the modeled mineralized domains

19.3.2.1 Grade Capping

Rainbow assay data exhibit two distinct grade populations (assuming log-normal distributions) defined by two sloping trends on a cumulative probability plot (Figure 19.3.4). The inflection point between the two trends, at around 0.35% U3O8, is interpreted as the threshold value for a higher grade population of assays. These higher samples will be treated differently in the estimation process.

Figure 19.3.4: Cumulative probability plot showing all Rainbow assays on a log scale

                                                                                                                                                                                                                                           144

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     Figure 19.3.4 also illustrates the lack of data to support grade values above 0.5% U3O8, suggesting this to be a reasonable value for grade capping. Using this cap, 5 high grade samples were trimmed down to 0.5% U3O8, which resulted in a negligible 2% drop in the average grade of the assays (Table 19.3.1 ).

Table 19.3. 1: Comparison of raw vs. capped grades on clustered and declustered
data

         Assays    Declustered
  Raw Capped Raw Capped
Mean 0.113 0.110 0.084 0.082
Median 0.060 0.060 0.050 0.050
Standard Deviation 0.132 0.122 0.108 0.099
Minimum 0.000 0.000 0.000 0.000
Maximum 0.790 0.500 0.580 0.500
# samples cut 0 5 0 5
Count 185 185 43 43

19.3.2.2 Composites

     Rainbow samples were predominantly collected on 1 foot, 1 metre or 1.5 metre intervals. A composite length of 2 metres is appropriate to normalize the weighting of each sample in the estimation process. The composites were generated on raw and capped data for comparison (Table 19.3.2 ), but only the composites generated using capped data were used in the estimate.

Figure 19.3.5: Histogram showing the distribution of sample lengths in the Rainbow
database

Table 19.3.2: Comparison of composites derived from raw vs. capped assay data on
a clustered and declustered basis

     Composites    Declustered
  Raw Capped Raw Capped
Mean 0.080 0.078 0. 091 0.089
Median 0.050 0.050 0. 056 0.056
Standard Deviation 0.095 0.090 0. 109 0.100
Minimum 0.000 0.000 0. 000 0.000
Maximum 0.443 0.380 0. 443 0.380
Count 94 94 48 48

                                                                                                                                                                                                                                           145

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.3.2.3 Comparison of Brinex versus Aurora Data

     Assay data within the Rainbow mineralized domains are dominated by Aurora samples; however, the average grade of the Brinex data is 100% higher than the Aurora data (Figure 19.3.6)

Figure 19.3. 6: Comparison of (a) Brinex versus (b) Aurora assay data from within the
mineralized domain

     When compared on a Quartile-Quartile plot, the Brinex assays are clearly higher grade at all percentiles (Figure 19.3. 7(a)). In order to evaluate how much of the positive bias may have been introduced by the shorter samples taken by Brinex, the same plot is shown comparing capped and composited grades for the same dataset (Figure 19.3.7(b) ). The Brinex grades at all levels drop significantly compared to the Aurora grades, but the curve retains a concave shape indicating a slight positive bias in the Brinex data between 0.06 and 0.11% U3O8. The median and mean values of both datasets are close to each other, around 0.05% and 0.08% U3O8, respectively (Figure 19.3.8), and the bias pivots more or less equally above (in the upper quartiles) and below (in the lower quartiles) the 1:1 correlation line. For this reason, the capped and composited data are considered adequately similar for use together in the Rainbow resource estimate.

Figure 19.3.7: Q-Q plots comparing Brinex vs. Aurora data (a) before, and (b) after
capping and compositing

                                                                                                                                                                                                                                           146

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.3.8: Histogram showing a comparison of (a) Brinex versus (b) Aurora capped
composites from within the mineralized domain

19.3.3 Grade Estimation

     There are insufficient data in the Rainbow database to support reliable variogram modeling. For this reason, the Rainbow resource estimate was interpolated using inverse distance squared (ID2) weighting. The interpolation was done using a 3D block model in Gemcom software. The data density is suitable for a 10x10x10 block, and the block model was rotated parallel to the trend of mineralization. The full parameters are given in Table 19.3.3 .

Table 19.3.3: Rainbow zone blockmodel parameters

    Rainbow
Origin minX 305,650
  minY 6,050,400
  maxZ 340
Rotation counter-clockwise -60
Block Size Column (m) 10
  Row (m) 10
  Level (m) 10
Dimensions # Columns 80
  # Rows 120
  # Levels 30
Total # Blocks 288,000

     The block model was coded using the resource domains defined by the digitized wireframes, and partial blocks were included around the perimeter of the domains as a percentage model. These wireframes were treated as hard boundaries, including only their contained composites for the resource grade estimates.

19.3.3.1 Estimation Parameters

     The choice of dimensions and orientations for each search ellipse was determined by a combination of data density, dimensions of the mineralized domains, and a visual estimate of the principal trend of mineralization (Table 19.3.4). High grade data in the HW zone were defined as those data above a threshold value of 0.35% U3O8. The influence of these data in the interpolation was limited to half of the normal ranges for the zone. The search ellipse used in the FW domain was enlarged by approximately 50% in order to allow capture of data in the HW to used to estimate blocks in the FW domain.

                                                                                                                                                                                                                                           147

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



This approach relies entirely on the assumption that the mineralization has simply been truncated and displaced by the cross-cutting mafic dyke, which remains to be proven with future drilling.

Table 19.3.4: Rainbow zoneestimation parameters

    HW FW
Orientation* rotZ 0 0
  rotY 65 90
  rotZ 0 0
Dimensions rangeX 100 150
  rangeY 70 100
  rangeZ 30 50
High Grade   0.35  
  rangeX 50  
  rangeY 35  
  rangeZ 15  
Samples min 4 4
  max 12 12
*Rotations follow Gemcom conv entions and are
relative to the block model orientation  

19.3.4 Bulk Density

     No density data exist for the Rainbow deposit. Previous estimates by Brinex assumed a tonnage factor of 12, which corresponds to a specific gravity of approximately 2.67. This is in keeping with the average s.g. value for the Michelin deposit of 2.7, derived from 224 measurements, which is hosted in effectively the same rocks as Rainbow. For this reason, the s.g. value of 2.7 for Michelin was considered a reasonable estimate for an average s.g. for Rainbow.

19.3.5 Interpolation Results

     The results of the ID2 estimate for the Rainbow zone are shown graphically in Figure 19.3.9 and Figure 19.3.10 , along with the composite point data for reference.

19.3.5.1 Mineral Inventory

     Table 19.3.5 provides the mineral inventory for the Rainbow resource at a range of cut-off grades. These data are also plotted on grade-tonnage curves in Figure 19.3.11 .

Table 19.3.5: Mineral inventory for the Rainbow resource at a range of cut-off grades

Cut-off Tonnes Grade lbs
(%U3O8)   (%U3O8) (%U3O8)
0.01 2,174,000 0.080 3,840,000
0.02 2,134,000 0.081 3,828,000
0.03 2,019,000 0.084 3,763,000
0.04 1,863,000 0.089 3,642,000
0.05 1,595,000 0.096 3,378,000
0.06 1,208,000 0.110 2,918,000
0.07 1,033,000 0.117 2,673,000
0.08 916,000 0.123 2,480,000
0.09 814,000 0.128 2,289,000
0.10 661,000 0.135 1,970,000

                                                                                                                                                                                                                                           148

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.3.9: Long section view of the Rainbow zone showing the estimated grades in
the block model together with the composites used in the estimation (Colours as in Figure 19.1.14)


Figure 19.3.10: Cross-section 1500NE through the Rainbow zone showing the
distribution of HW and FW estimated blocks on either side of the mafic dyke

                                                                                                                                                                                                                                           149

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.3.11: Grade-tonnage curves for the Rainbow resource model

19.3.6 Block Model Validation

     The Rainbow block grade estimates were validated by comparing them with the composites contained in or adjacent to a given block.

     As expected, the composite data (NN) show a moderately higher degree of variability than the ID2 in a swath plot across the zone (Figure 19.3.12), and high grades are higher and low grades are lower, as seen in the scatter plot (Figure 19.3.13 ).

Figure 19.3.12: Plot showing data from a 50 metre wide, sub-horizontal swath through
the Rainbow resource comparing ID2 estimated grades with contained
composite data (NN)

                                                                                                                                                                                                                                           150

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.3.13: Scatter plot showing a comparison between ID2 and composite (NN)
data from the Rainbow resource model

19.3.6.1 Visual Inspection

     A visual inspection shows that the Rainbow block model has been estimated in the way it was intended and no significant deviations from expected results were observed.

19.3.7 Mineral Resource Classification

     The Rainbow resource blocks were classified using a combination of: (i) geological confidence, (ii) number of drill holes, and (iii) average distance of samples used in the grade estimate. Due to its interpretive nature, the entire FW zone was assigned to the Inferred category regardless of the number of drill holes and average distances. No blocks were assigned to the Measured category due to a general lack of data and the consequent inability to evaluate the direction and strength of continuity of mineralization. Blocks in the HW zone that were estimated using a minimum of 2 drill holes, and with an average distance from samples used in its estimation were assigned to the Indicated category. All other blocks were classified as Inferred.

     The Classified Mineral Resources for the Rainbow Zone are tabulated in Table 19.3.6 and depicted graphically in long section in Figure 19.3.14.

Table 19.3.6: Classified Mineral Resources for the Rainbow Zone

Deposit Class Tonnes %U3O8 lbs U3O8
RAINBOW Indicated 1,088,000 0.09 2,063,000
  Inferred 931,000 0.08 1,700,000
Reported at a cut-off grade of 0.03% U3O8      

                                                                                                                                                                                                                                           151

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Figure 19.3.14: Long section through the Rainbow resource model showing the
distribution of block classifications

19.3.7.1 Comparison with historical estimate

     An historical resource estimate for the Rainbow Deposit by Brinex in 1975 consisted of 272,232 tonnes @ 0.100% U3O8 (600,159 lbs U3O8). This estimate was based on data from 19 surface drill holes, which defined a zone 140 m long by 2 to 15 m wide by 79 m deep. These dimensions consist of rough estimations based on the lengths and extents of mineralized intervals. The dimensions of the current Rainbow resource model are approximately 400x20x50 metres.

     The average grade of 0.1% U3O8 used in the Brinex estimate is comparable to the mean grade of the current resource if a 0.05% U3O8 cut-off were used, and only slightly higher than that of the reported resource.

     Clearly the biggest difference between the two estimates is the shear size of the interpreted resource model, which is about 3 times the size of the historical model. This is considered to be an acceptable difference given the vast differences in modeling techniques (it is unknown how Brinex arrived at those dimensions and how they were used in their estimate), and the level of geological confidence in the data produced by Aurora and its confirmation of the historical data.

                                                                                                                                                                                                                                           152

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19.4 INDA TREND

     The Inda trend deposits are all hosted within a common stratigraphic horizon of the Post Hill Group, containing a mix of argillaceous and volcanogenic sediments, near the contact with Aillik Group felsic volcanics. There are indications from historical maps that this contact is either a shear zone or a deformed angular unconformity, with a preference for the former by most workers. While mineralization is concentrated at or near this contact, it transgresses all lithologies within the Post Hill Group package. Mineralization is variably associated with magnetite and hematite alteration, with local amphibole and very minor sulphides and base and precious metal mineralization.

     The stratigraphy has undergone polyphase folding of variable intensity, ranging from isoclinal to open folds, and the main bodies of mineralization appear to have been entrained by the same deformation as their host rocks. This is particularly well-exhibited by the Kitts deposit, to the northeast in the same belt of rocks, and in which very complex fold interference patterns have been mapped in the ore zones.

     The current resource models have been constructed and estimated using a mix of Brinex and Aurora data. As with all of the other CMB resource models, they are effectively grade shells, loosely constrained by the enveloping stratigraphy. All Inda Trend resources are dealt with together in this section for ease of reference, due to their similarity in style and location.

19.4.1 Resource Models


Figure 19.4. 1: 3D oblique view (looking NW) showing the relative distribution of the
Inda Trend resource models. Field of view is approximately 9.5 km. Topo = 5
metre contour interval.

     The Inda Trend comprises three significant zones of known mineralization, referred to as the Nash, Inda and Gear deposits. The distribution of these zones is shown in Figure 19.4.1. Each zone was digitized on 50 metre spaced cross-sections using a mix of lithological and grade controls to constrain the boundaries. The deposits range from moderately- to steeply-dipping tabular bodies, at Nash and Inda, while the Gear deposit currently consists of a single, plunging, planar shoot (Figure 19.4.2, Figure 19.4.3 and Figure 19.4.4).

                                                                                                                                                                                                                                           153

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.4.2: Cross-Section 1775NE showing polygonal interpretation of mineralized domain in the Nash deposit


Figure 19.4.3: Cross-section 5175NE showing polygonal interpretation of mineralized domain in the Inda deposit

                                                                                                                                                                                                                                           154

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.4.4: Cross-section 8175NE showing polygonal interpretation of mineralized domain in the Gear deposit

19.4.2 Data

     The Inda Trend drill hole database contains 1,965 assays from 142 diamond drill holes. All of the data were used to model the resource domains, which captured a total of 981 assays for all zones and resulted in increases of average grade for the resource models of ~40 (Inda) to 300% (Gear) (Figure 19.4.5, Figure 19.4.6 and Figure 19.4.7 ).

Figure 19.4.5: Histograms showing the grade distributions of (a) all assays and (b)
assays captured within the modeled mineralized domain of the Nash deposit

                                                                                                                                                                                                                                           155

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.4.6: Histograms showing the grade distributions of (a) all assays and (b)
assays captured within the modeled mineralized domain of the Inda deposit

Figure 19.4.7: Histograms showing the grade distributions of (a) all assays and (b)
assays captured within the modeled mineralized domain of the Gear deposit

19.4.2.1 Grade Capping

     The assay data were examined on cumulative probability plots to evaluate appropriate capping grades to remove high grade outliers.

     Data from the Nash deposit exhibit strong support for single grade population up to about 0.45% U3O8 (Figure 19.4.8), which was chosen as an appropriate capping grade for Nash and 10 samples were capped. Assay data from Inda show two distinct populations (Figure 19.4.9 ): a lower grade population, up to about 0.3% U3O8, and a higher grade population, between 0.4% and 0.7%U3O8, above which there only 7 high grade sample points to support the distribution and this value was chosen as a reasonable capping grade. At Gear, the assay data are relatively low grade (Figure 19.4.10) and 8 samples were capped at a grade 0.3% U3O8, above which the data are sparse.

     The resulting drop in mean grades of the capped data range from 7%, at Gear, to 26%, at Inda, with Nash in the middle, at 13%. On a declustered basis these reductions change to 5%, 3% and 11%, respectively.

                                                                                                                                                                                                                                           156

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.4.8: Cumulative probability plot of assay data in the Nash deposit

Figure 19.4.9: Cumulative probability plot of assay data in the Inda deposit

Figure 19.4.10: Cumulative probability plot of assay data in the Gear deposit

                                                                                                                                                                                                                                           157

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19.4.2.2 Composites

     Inda Trend samples were predominantly collected 1 foot and 1 metre intervals, with 2 foot and 1.5 metre samples being the next most common (Figure 19.4.11 ). Very few samples exceed 2 metres in length, which was chosen as an appropriate composite interval for each of these deposits.


Figure 19.4.11: Histogram plots of sample lengths at Nash, Inda and Gear (left to right)

     Table 19.4.1 summarizes the effects of the compositing process from data capture within the digitized mineralized domains to compositing of capped grades. Nash and Inda show dramatic decreases in mean grade from raw assays to capped composites; whereas, Gear nearly doubles in grade. On a declustered basis (Figure 19.4.12): the mean grade at Nash more than doubles from its declustered raw assays, the mean grade at Inda remains the same, and Gear increases by about 10%. These unexpected fluctuations in grade are almost certainly a consequence of the variable sample sizes and the capped composite data are believed to be adequately representative for resource estimation.

Table 19.4.1: Summary statistics for assays and composites: Nash (a), Inda (b), and
Gear (c)

       
    Mineralized  
  All Assays Domain Composites
       Mean 0.064 0.097 0.057
       Standard Deviation 0.135 0.168 0.069
       Median 0.02 0.041 0.034
       Max 1.36 1.36 0.374
       Min 0.001 0.001 0.001
(a) Count 508 296 168
       
    Mineralized  
  All Assays Domain Composites
         Mean 0.069 0.098 0.044
         St andard Deviation 0.36 0.459 0.071
         Median 0.023 0.032 0.023
         Max 7.47 7.47 0.64
         Min 0.001 0.001 0.001
(b) Count 887 537 342

                                                                                                                                                                                                                                           158

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    Mineralized  
  All Assays Domain Composites
         Mean 0.027 0.087 0.053
         Standard Deviation 0.064 0.102 0.064
         Median 0.003 0.053 0.034
         Max 0.55 0.55 0.3
         Min 0.001 0.001 0.01
(c) Count 570 148 115


Figure 19.4.12: Histograms showing the distributions of declustered, capped composites
from the Nash, Inda and Gear (left to right) deposits

19.4.2.3 Comparison of Brinex versus Aurora Data

Brinex assay data are consistently higher grade than Aurora data in all deposits. Figure 19.4.13(a) , Figure 19.4.14(a) and Figure 19.4.15(a) illustrate this difference on Q-Q plots. These differences are not consistently affected by declustering. For example, at Nash, declustered grades are still higher by 200% in the Brinex data ( Table 19.4.2). At Inda, the difference is elevated by declustering (Table 19.4.3). At Gear, however, declustering does appear to produce greater similarity between the two datasets (Table 19.4.4) . The lack of similarity between declustered Brinex and Aurora datasets would present serious concerns about their compatibility for resource estimation, if it weren’t for the effects of capping and compositing. Grade capping and subsequent compositing has the desired effect of lowering the average grade of the Brinex data more so than the Aurora data (Figure 19.4.13(b) , Figure 19.4.14(b) and Figure 19.4.15(b) ); but perhaps too much so.

                                                                                                                                                                                                                                           159

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.4. 13: Q-Q plots comparing Aurora vs. Brinex data as (a) raw assays and (b)
capped composites, at Nash

Table 19.4.2: Summary statistics for raw, declustered and capped composite data at
Nash

    Aurora Brinex  
  All Assays         Composites
    Raw Declustered Raw Declustered  
Mean 0.064 0.024 0.025 0.077 0.053 0.057
Standard Deviation 0.135 0.07 0.066 0.149 0.123 0.069
Median 0.02 0.003 0.004 0.028 0.022 0.034
Max 1.36 0.575 0.343 1.36 1.32 0.374
Min 0.001 0.001 0.001 0.001 0.001 0.001
Count 508 130 37 378 147 168


Figure 19.4. 14: Q-Q plots comparing Aurora vs. Brinex data as (a) raw assays and (b)
capped composites, at Inda
Table 19.4.3: Summary statistics for raw, declustered and capped composite data at
Inda

                                                                                                                                                                                                                                           160

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    Aurora Brinex  
  All Assays         Composites
    Raw Declustered Raw Declustered  
Mean 0.069 0.05 0.027 0.087 0.059 0.044
Standard D eviation 0.36 0.333 0.031 0.382 0.11 0.071
Median 0.023 0.017 0.014 0.031 0.022 0.023
Max 7.47 6.764 0.156 7.47 0.744 0.64
Min 0.001 0.001 0.001 0.001 0.001 0.001
Count 887 420 137 467 149 342


Figure 19.4. 15: Q-Q plots comparing Aurora vs. Brinex data as (a) raw assays and (b)
capped composites, at Gear

Table 19.4.4: Summary statistics for raw, declustered and capped composite data at
Gear

    Aurora Brinex  
  All Assays         Composites
    Raw Declustered Raw Declu stered  
Mean 0.027 0.02  0. 021 0.045 0.028 0.053
Standard Deviat ion 0.064 0.051 0.057 0.089 0.076 0.064
Median 0.003 0.003 0.003 0.008 0.001 0.034
Max 0.55 0.521 0.521 0.55 0.55 0.3
Min 0.001 0.001 0.001 0.001 0.001 0.01
Count 570 422 134 148 87 115

     It seems clear that elevated grades in the Brinex database are, to a large degree, a consequence of the shorter sample lengths, which were likely to be highly selective in nature. However, the reversal to a negative bias relative to the Aurora data is not ideal either. Future updates should investigate these dissimilarities further, but these data will be used together in the current estimate. If anything, the effect will be to decrease, rather than inflate, the resources, and thereby maintain a higher level of conservatism to the results.

19.4.3 Grade Estimation

     There are insufficient data in the Inda Trend deposit databases to support reliable variogram modeling. For this reason, these resource estimates were all interpolated using inverse distance squared (ID2) weighting. The interpolation was done using a 3D block model in Gemcom software. Due to their more tabular nature and data density, the

                                                                                                                                                                                                                                           161

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deposits are well suited to a 10x5x10 block size. Each block model was rotated to match its specific deposit trends. The full block model parameters for each deposit are given in Table 19.4.5 .

Table 19.4. 5: Block model parameters for deposits in the Inda Trend

    Gear Inda Nash
Or igin minX 337,100 334,350 331,750
  minY 6,091,050 6,088,850 6,087,150
  maxZ 180 150 220
Rotation counter-clockwise 60 40 35
Block Size Column (m) 10 10 10
  Row (m) 5 5 5
  Level (m) 10 10 10
Dimensions # Columns 48 130 83
  # Rows 60 108 108
  # Levels 50 55 50
Total # Blocks 144,000 772,200 448,200

     The block model was coded using the resource domains defined by the digitized wireframes, and partial blocks were included around the perimeter of the domains as a percentage model. These wireframes were treated as hard boundaries, including only their contained composites for the resource grade estimates.

19.4.3.1 Estimation Parameters

     The choice of dimensions and orientations for each search ellipse was determined by a combination of data density, dimensions of the mineralized domains, and a visual estimate of the principal trend of mineralization (Table 19.4.6). High grade data in the Inda deposit were defined as those data above a threshold value of 0.4% U3O8. The ranges of influence of these data were limited to half of the normal ranges for the deposit. The search ellipse used in the Nash deposit is slightly more oblate than the other due to a greater apparent trend in the sub-horizontal direction. The Inda search ellipse is a bit wider to account for the broader envelope produced by open folding. Also at Inda, one isolated drill hole with only 3 composites produced a large gap in the interpolated block model. This gap was filled by reducing the required number of samples to estimate a block from 4 to 3.

Table 19.4.6: Estimation parameters for deposits in the Inda Trend

                                                                                                                                                                                                                                           162

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    GEAR INDA   NASH  
Orientation* rotZ -90 -85 -90
  rotY 80 80 60
  rotZ -30 -20 -20
Dimensions  rangeX 100 100 100
  rangeY 50 50 75
  rangeZ 25 30 25
High Grade     0.40  
  rangeX   50  
  rangeY   25  
  rangeZ   15  
Samples min 4 3 4
  max 12 12 12
*Rotations follow Gemcom conventions and are relative to the bloc k model orientation

19.4.4 Bulk Density

     A total of 90 Inda Trend samples were submitted for s.g. measurements. A summary of the results is presented in Table 19.4.7 . These densities are significantly higher than other resource areas in the belt, but agree well with their more mafic, iron-rich host rocks. The tonnages of the Inda Trend deposits were calculated using a different average s.g. value at each location.

Table 19.4.7: Specific gravity measurements for the Inda Trend

  Nash Inda Gear
Mean 2.87 2.85 2.82
Standard Deviation 0.09 0.11 0.12
Median 2.88 2.83 2.83
Max 3.02 3.03 3.04
Min 2.71 2.65 2.51
Count 22 29 39

19.4.5 Interpolation Results

     The results of the ID2 estimate for the Inda Trend resources are shown graphically in Figure 19.4.16 thru Figure 19.4.21 , along with the composite point data for reference.

                                                                                                                                                                                                                                           163

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.4.16: Long section of the Nash resource block model showing the distribution and grade of all estimated blocks

Figure 19.4.17: Cross section through the Nash deposit showing the distribution of all estimated blocks

                                                                                                                                                                                                                                           164

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.4.18: Long section of the Inda resource block model showing the distribution and grade of all estimated blocks


Figure 19.4.19: Cross section through the Inda deposit showing the distribution of all estimated blocks

                                                                                                                                                                                                                                           165

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.4.20: Long section of the Gear resource block model showing the distribution and grade of all estimated blocks


Figure 19.4.21: Cross section through the Nash deposit showing the distribution of all estimated blocks

                                                                                                                                                                                                                                           166

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.4.5.1 Mineral Inventories

     Table 19.4.8 provides the mineral inventories for the Inda Trend resources at a range of cut-off grades. These data are also plotted on grade-tonnage curves in Figure 19.4.22 thru Figure 19.4.24 .

Table 19.4.8: Mineral inventory for the Inda Trend deposits at a range of cut-off grades

Nash Inda Gear
Cut- off Tonnes Grade lbs Cut-off  Tonnes  Grade lbs Cut-off  Tonnes  Grade lbs
(%U3O8)   (%U3O8) (%U3O8) (%U3O8)   (%U3O8) (%U3O8) (%U3O8)   (%U3O8) (%U3O 8)
0.01 2,560,000 0.053 2,999,000 0.01 8,839,000 0.048 9,404,000 0.01 1,266,000 0.059 1,652,000
0.02 2,167,000 0.060 2,872,000 0.02 7,687,000 0.053 9,021,000 0.02 1,210,000 0.061 1,634,000
0.03 1,804,000 0.067 2,673,000 0.03 5,836,000 0.062 8,033,000 0.03 1,002,000 0.069 1,517,000
0.04 1,508,000 0.074 2,452,000 0.04 4,209,000 0.074 6,835,000 0.04 752,000 0.080 1,328,000
0.05 1,148,000 0.083 2,100,000 0.05 2,787,000 0.089 5,465,000 0.05 604,000 0.089 1,183,000
0.06 879,000 0.092 1,777,000 0.06 1,944,000 0.104 4,448,000 0.06 420,000 0.104 964,000
0.07 620,000 0.103 1,409,000 0.07 1,233,000 0.126 3,430,000 0.07 302,000 0.120 796,000
0.08 474,000 0.112 1,172,000 0.08 947,000 0.142 2,965,000 0.08 272,000 0.125 747,000
0.09 398,000 0.117 1,030,000 0.09 855,000 0.148 2,793,000 0.09 235,000 0.131 678,000
0.10 311,000 0.124 849,000 0.10 639,000 0.167 2,357,000 0.10 219,000 0.134 644,000

Figure 19.4.22: Grade-tonnage curve for the Nash resource

                                                                                                                                                                                                                                           167

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.4.23: Grade-tonnage curve for the Inda resource

Figure 19.4. 24: Grade-tonnage plots for the Gear resource

19.4.6 Block Model Validation

     The Rainbow block grade estimates were validated by comparing them with the composites contained in or adjacent to a given block.

19.4.6.1 X-Y Scatter plot

     The composite data (NN) show a slight positive bias against the ID2 estimates in scatter plots of ID2 versus NN (Figure 19.4.25 ).

                                                                                                                                                                                                                                           168

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.4.25: Scatter plots showing the ID2 estimated block grades against contained and/or adjacent composite values for each deposit in the Inda Trend

19.4.6.2 Swath Plots

     In swath plots generated horizontally across the resource models at Nash and Inda, and vertically at Gear (Figure 19.3. 12), high grades are higher and low grades are lower. This smoothing effect is a desired result of the estimation process.

                                                                                                                                                                                                                                           169

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Figure 19.4. 26: Comparison of ID2 estimated grades versus composite values from 100
metre wide swaths across each deposit in the Inda Trend

                                                                                                                                                                                                                                           170

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.4.6.3 Visual Inspection

     A visual inspection shows that the Inda Trend block models have been estimated in the way they were intended and no significant deviations from expected results were observed.

19.4.7 Mineral Resource Classification

     Mineral resources in the Inda Trend were classified according to a combination of: (i) geological confidence, (ii) number of drill holes, and (iii) average samples used in each block estimate. Due to the lack of confidence in the actual grades of the Brinex data as described above, none of the Inda Trend resources can be classified as Measured Mineral Resources. Blocks estimated with a minimum of 2 drill holes and with an average distance to samples of less than 50 metres were classified as Indicated. All other resources are relegated to the Inferred category.

     In addition to the above qualifications on the resource, it is believed that, as they are currently defined, none of the deposits, alone or together, could support an underground mining operation. As such, they are reported using a single cut-off suitable to open pit mining scenario, but none of the resource blocks occurring below a depth of 300 metres from surface are reported in the Mineral Resource statement below. These deep blocks are shown in the sections and in the mineral inventories for illustration, but do not constitute a portion of the Mineral Resources.

     The distribution of classified blocks in each deposit is shown in Figure 19.4.27 to Figure 19.4.29.


Figure 19.4.27: Long section showing the distribution of classified blocks in the Nash
resource model

                                                                                                                                                                                                                                           171

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Figure 19.4. 28: Long section showing the distribution of classified blocks in the Inda resource model


Figure 19.4.29: Long section showing the distribution of classified blocks in the Gear resource model

                                                                                                                                                                                                                                           172

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 19.4.9: Classified Mineral Resources of the Inda Trend, CMB

Deposit Class Tonnes %U3O8 lbs U3O8
         
NASH Indicated 757,000 0. 08 1,300,000
  Inferred 613,000 0. 07 904,000
         
INDA Indicated 1,460,000 0. 06 2,037,000
  Inferred 3,042,000 0. 07 4,538,000
         
GEAR Indicated 520,000 0. 06 665,000
  Inferred 210,000 0. 06 262,000
Resources are reported at a cut-off grade of 0.03% U3O8, and do not inc lude any blocks estimated below 300 metres depth.

19.4.7.1 Comparison with Brinex Resource

     Historical resources for the Inda Trend deposits are shown in Table 19.4.10 .

Table 19.4.10: Compilation of historical resource estimatesin the Inda Trend

  Tonnes Grade lbs
    %U3O8 U3O8
Nash 215,971 0.224 1,066,523
Inda 514,519 0.155 1,758,167
Gear 76,860 0.145 245,695

     The 1970 historical estimate for the Nash Lake Prospect (Main Zone) by Brinex was based on data from an unknown number of surface drill holes which defined the zone over a strike length of 365 m and a depth of 140 m. The 1976 historical estimate for the Inda Lake Prospect by Brinex was based on data from 23 surface drill holes. 75% percent of the tonnage was in the main or footwall wall lens as defined over an average width of 2.44 m and strike length of 640 m. The grade of mineralization attributable to tonnage in the hanging wall lenses was 0.19% U3O8. The historical estimate for the Gear Lake Prospect (year unknown) by Brinex was based on data from an unknown number of surface holes which defined the zone over a length of 30 m and to a depth of 70 m.

     Limited information is given by Brinex as to their estimation method for these resources. On the surface it appears that they simply used broadly defined, average (?) rectangular volumes based on strike, dip and across strike extents. These do not compare at all with those volumes defined by sectional interpretations as in the current models. No information is given by Brinex as to the cut-off grade applied to their estimates (if any). At a cut-off of 0.1% U3O8, the current resources approach and exceed the historical grades. If Brinex used a cut-off grade of 0.1% U3O8 for their resources, then the current estimates are surprisingly similar (c.f. Table 19.4.8 and Table 19.4.10 ). However, without this information, it is difficult to draw conclusions about their veracity and compatibility with the current resources.

                                                                                                                                                                                                                                           173

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




19.5 CONCLUSIONS

     Aurora’s 2007 exploration program proved to be another tremendously successful year in terms of adding resources to their uranium holdings in the Central Mineral Belt. Michelin, the flagship deposit of the belt, was increased by 20%, adding 17 Mlbs U3O8, Jacques Lake was increased by more than 66% with its addition of 17.3 Mlbs U3O8, and the upgrading up historical resources to current NI 43-101 compliant resources at Rainbow, Nash, Inda and Gear, generated another 13.5 Mlbs U3O8. A full accounting of all of Aurora’s CMB Mineral Resources is tabulated in Table 19.5.1.

     The CMB resource deposits proved amenable to either OK or ID2 estimation techniques. In most cases, the historical Brinex assay data can be shown to be comparable to current data generated by Aurora under the auspices of NI 43-101 guidelines. This similarity between the datasets is of tremendous value to Aurora since it lessens the need for additional confirmation drilling in some areas. The subtle lack of correlation with the Inda Trend data remains a small concern, and should be addressed in future resource updates. For now, the slightly lower grades of the Brinex data mitigate any risks of overestimation, but getting the grade right is ultimately most important.

     It is recommended that infill drilling be completed as soon as possible to better define the grade distributions within the existing mineralized domains. There remain a number of lower grade lenses that may be stripped out of the resource model to improve on the average grade of the deposit. This is true for all of the deposits, but only Michelin and Jacques Lake have advanced to a stage where this has been the critical next step.

     The confirmation drilling program in the Brinex-defined portion of the Michelin resource is now complete and should be incorporated into the next resource update. There are early indications that the grades may slightly higher in the new drilling, but this remains to be evaluated.

     One of the most compelling drill targets to emerge from this analysis is the potential in the footwall zone at Rainbow. Portions of the hanging wall zone have very high grades, and, aside from the mafic dyke, its similarities to Michelin are stronger than any other resource area. In addition, further testing along strike from both Michelin and Rainbow, towards Running Rabbit Lake, needs to be done to rigorously test the potential of the folded radiometric horizon and possible closure near Running Rabbit.

     The recognition of the folded geometry of the Jacques Lake deposit has answered many questions regarding its distribution and potential extents, but raises more in terms of its genesis and how it can be used to define additional targets and ideas that remain untested and even unconsidered.

     These advances in understanding of the controls on mineralization in the region are crystallizing a belt scale understanding of the CMB and its contained deposits that should prove to generate a steady stream of worthy targets as Aurora’s work advances.

                                                                                                                                                                                                                                           174

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



Table 19.5.1: Classified Mineral Resources for Aurora's CMB Project, Labrador, Canada, February, 2008

    Underground*   Open Pit*   Total
Deposit Class Tonnes %U3O8 lbs U3O8 Tonnes %U3O8 lbs U3O8 lbs U3O8
MICHELIN Measured 1,289,000 0.12 3,310,000 5,795,000 0.08 9,768,000  
  Indicated 16,170,000 0.13 44,582,000 7,146,000 0.06 9,774,000  
  Measured & Indicated 17,459,000  0.12 47,892,000 12,941,000 0.07 19,542,000 67,434,000
JACQUES LAKE Measured 415,000 0.09 802,000 401,000 0.09 798,000  
  Indicated 3,357,000 0.08 5,861,000 1,909,000 0.07 2,950,000  
  Measured & Indicated 3,772,000  0.08 6,663,000 2,310,000 0.07  3,748,000 10,411,000
RAINBOW Indicated       1,088,000 0.09 2,063,000 2,063,000
NASH Indicated       757,000 0.08 1,300,000 1,300,000
INDA Indicated       1,460,000 0.06 2,037,000 2,037,000
GEAR Indicated       520,000 0.06 665,000 665,000
  Subtotal       3,825,000 0 6,065,000  
TOTAL Measured & Indicated 21,231,000 0.12 54,555,000 19,076,000 0.07 29,355,000 83,910,000
                 
MICHELIN Inferred 12,577,000 0.12 33,647,000 1,564,000 0.05 1,818,000 35,465,000
JACQUES LAKE Inferred 2,778,000 0.08 4,596,000 2,210,000 0.05 2,314,000 6,910,000
RAINBOW Inferred       931,000 0.08 1,700,000 1,700,000
NASH Inferred       613,000 0.07 904,000 904,000
INDA Inferred       3,042,000 0.07 4,538,000 4,538,000
GEAR Inferred       210,000 0.06 262,000 262,000
              7,404,000  
TOTAL Inferred 15,355,000 0.11 38,243,000 8,570,000 0.06 11,536,000 49,779,000

* The CMB mineral resource estimates contemplate both underground and open pit mining scenarios. Cut-off grades (UG=0.05% U3O8, OP=0.03% U3O8) are based on very preliminary economics and may be revised with more detailed economic analyses in future updates.


                         175

Form 43 -101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




20.0 OTHER RELEVANT DATA AND INFORMATION

     The Nunatsiavut Government came into effect December 1st, 2005. The current Board of the Labrador Inuit Association became the transitional government which will be in place until an election is held. The Nunatsiavut Government will operate on a consensus basis rather than an adversarial party system. The Nunatsiavut Government will observe federal and provincial laws and, in time, take greater control over policy.

     The effective date marks the transition of the Labrador Inuit Lands Claims Agreement into a legal and constitutional reality.

     Sections of the Agreement which deal specifically with exploration interests in Labrador are Part 4.11 Subsurface Interests and Part 4.12 Subsurface Resource Development in Labrador Inuit Lands. For the purposes of this report, the following paraphrased parts are of note:

  • Administration of subsurface resources in the Labrador Inuit Settlement Area rest with the Province (4.11.1) . The Province is obliged to consult with the Nunatsiavut Government about conditions to be attached to a subsurface interest in Labrador Inuit Lands (4.12.4).
  • Exploration of Labrador Inuit Lands requires approval of an application in the form of a work plan made to the Nunatsiavut Government and the Province (4.11.13(b)). Fifteen days is indicated as the time frame for processing applications. Approval from both the Provincial and Nunatsiavut governments is required before work can proceed.
  • Exploration companies must obtain consent from the Nunatsiavut Government for access to Labrador Inuit Lands (4. 11.13(a)).
  • Development of a subsurface resource in Labrador Inuit Lands requires an Inuit Impacts and Benefits Agreement with the Nunatsiavut Government (4. 12.1).

     The Standards for Mineral Exploration and Quarrying for Labrador Inuit Lands were ratified in to law in April 2007 by the Government of Newfoundland and Labrador and the Nunatsiavut Government. This act facilitates the issuing of exploration approvals for Labrador Inuit Lands and sets out clear guidelines for exploration practices in Labrador.

     On March 5th, 2008, the Nunatsiavut Government tabled a proposed motion banning the mining and milling of uranium on Labrador Inuit Lands for a period of three years while they develop their new land use plan and their environmental assessment process. Consensus was not reached by the Government, and the motion is to be heard at a second reading on April 9th, 2008. Under this motion, exploration and environmental baseline work would not be affected.

                                                                                                                                                                                                                                           176
Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



21.0 INTERPRETATION AND CONCLUSIONS

     The program carried out over the period from April to the end of November, 2007 was successful in identifying additional mineralization at Michelin and Jacques Lake, and in confirming mineralization at the Aurora Corridor, Gayle and Burnt Brook. Additionally, the extent of uranium mineralization at the Gear, Inda, and Nash targets has been both confirmed and expanded through ongoing drilling.

21.1 MICHELIN TARGET AREA

     The 2007 drilling program was successful in extending the Main Zone down plunge and to the west, along strike, with 15 new holes (10,319 metres). The zone appears to be narrowing in width, although it continues to return comparable grades over significant widths (e.g. 0.25% U3O8/9.5 meters in hole M07-069, and 0.11% U3O8/15.0 meters in hole M07-059), out to 185 meters beyond the western limits of the previous 2006 drilling.

     In addition to extending the Main Zone, the 2007 drill program began to define a new shoot to the east of the Main Zone referred to as the “Eastern Shoot”, with 16 holes (7,992 metres). Building on widely-spaced holes from the 2006 drill program, this new zone is now better defined within a region measuring approximately 600 meters down-plunge and 300 meters across, with comparable grades and widths to the Main Zone (e.g. 0.25% U3O8/10.1 meters in hole M07-072, and 0.15% U3O8/8.9 meters in hole M07-066).

     The eastern limits of alteration and relatively weak mineralization associated with the Michelin deposit have been extended approximately 700 meters to the east of previous drilling. While this region is unlikely to contribute to the Michelin resource there is still a great deal of remaining potential along this trend for the discovery of additional resources.

     Results to date from the confirmation drilling program in the shallower portion of the deposit have shown that the uranium mineralization in this area is at least as good as suggested by the historical drilling by Brinex (1969-79), and locally better.

21.2 BURNT BROOK TARGET AREA

     A total of 10 drill holes totaling 1,828 metres were completed at Burnt Brook in a Phase I drill program. Mineralized intervals cut during the drilling were generally narrow and were hosted in a variety of lithologies, ranging from fine grained clastic metasediments, to hematized and albitized intermediate volcanics similar to the host rocks at the Jacques Lake deposit. Alteration packages associated with mineralization at Burnt Brook were similar to those seen at the Jacques Lake and Michelin deposits, with strong hematite + magnetite + albite alteration.

                                                                                                                                                                                                                                           177

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     While mineralized zones generally ranged from 1 to 5 metres, sufficiently elevated levels of radioactivity have been intersected to warrant follow up surface work and diamond drilling in 2008.

21.3 JACQUES LAKE TARGET AREA

     During the 2007 field season, a total of 30 diamond drill holes with a cumulative length of 14,209 metres were completed on the Jacques Lake target to test the for down-dip and down plunge extensions to the deposit.

     The 2007 drill program was successful in expanding the Jacques Lake deposit further to the west and down-dip. Intervals of uranium mineralization intersected in 2007 were of comparable width and grade to those cut in 2006. Of particular note, drill hole JL07-070 intersected 0.12%U3O8/16m approximately 100m down plunge from the existing resource block. The 2007 drill program also added confidence to the understanding of the fold interference causing thickening of the mineralized zone.

21.4 GEAR TARGET AREA

     The drilling program at Gear successfully extended the ore zone 100-110 m down plunge with six drill holes totaling 1,933 metres. The zone of U mineralization intersected in G07-005 has rough dimensions of 150m down dip by 50 m across. The strongest mineralization within it measures 20 m in width. A few observations have been made about mineralization at Gear:

  a)

Elevated radioactivity can occur within the argillite, dirty quartzite or sheared amphibolite (all within the Post Hill Group)

  b)

The primary host “argillite” changes in composition along its strike indicating facies changes

  c)

Mineralization appears to be folded

  d)

The Post hill group features an earlier deformation event which is not evident in the Aillik Group


21.5 INDA TARGET AREA

     During the 2007 field season, a total of eight drill holes totaling 2,524 metres were completed. Mineralized intervals at Inda occur both in felsic volcanics of the Aillik Group and predominantly within amphibolites and mafic meta-sediments of the Post Hill Group. Mineralization in the felsic volcanics is related to hematite-albite and/or magnetite alteration, whereas uranium mineralization in the Post Hill Group (mafic meta-sediments and amphibolites) is associated with carbonate-chlorite-actinolite+/-pyrite alteration.

                                                                                                                                                                                                                                           178

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



     Drilling served to extend mineralization at Inda to the south west (along strike) and to date has returned values comparable to those seen in historic Brinex drilling. Mineralized zones at Inda are generally narrow, ~ 1 metre, however, numerous zones are seen in close proximity to one another. Further work is recommended for the Inda target, including drilling beneath the eastern portion of the deposit and down plunge to the southwest.

21.6 NASH TARGET AREA

     A total of four drill holes totaling 1,298.00 m were completed during the 2007 field season testing for down-dip extensions to the known mineralization. Mineralized zones intersected in 2007 drilling at the Nash prospect were generally narrow, from 1 to 4m, but showed significant grades including 0.34% U3O8 over 1.00m in N07-005. Mineralization at Nash is hosted within the Post Hill Group mafic metasediments. Patchy magnetics and albite alteration are present with mineralization, as well as abundant chlorite-amphibole stringers, and biotite-calcite stringers. Elevated Cu and Ag occur with U mineralization, however, generally in uneconomic amounts.

     A follow up drill program is recommended for the Nash area for 2008. Particular attention should be paid to follow up encouraging historical trench and drill results reported by Brinex for the Nash West Area, approximately 1km west-south-west of the main Nash Deposit. The Nash deposit remains a prospective target and the potential for additional mineralization in the area is considered to be excellent.

21.7 MELODY HILL TARGET AREA

     2007 drilling at Melody Hill returned generally disappointing results, with only spot highs being intersected in holes M07-007 and M07-011. Mineralization intersected at Melody was hosted in granitoid rocks, with no discernable deformation or alteration associated with the mineralized zones. It is believed that due to the inability to drill from the ideal locations on the ice, the targets were not adequately tested.

21.8 AURORA CORRIDOR TARGET AREA

     A total of 12 drill holes totaling 2,047.32 metres were drilled during the 2007 field season. Drilling targeted the subsurface extension of outcropping mineralization along the east-west striking shear zone and magnetic anomaly. Elevated to significant levels of uranium mineralization were intersected in 8 of the 12 holes drilled. Mineralization is typically hosted within strongly sheared, fibrous actinolite + calcite + chlorite felsic volcanic pseudo-breccia, and thinly banded felsic metavolcanics. As at other target areas within the Central Mineral Belt property, significant levels of hematite + magnetite + albite alteration are observed in association with mineralized intervals.

     Assay values are comparable to the initial shallow drill results from both the Michelin and Jacques Lake Deposits, and as a result, the entire Aurora Corridor warrants considerably more drilling, prospecting, and mapping in 2008.

                                                                                                                                                                                                                                           179

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




21.9 GAYLE TARGET AREA

     Anomalous radioactivity was intersected in two of the eight holes drilled, with scintillometer readings being very low in both drill holes. Little continuity was seen between outcropping uranium mineralization and subsurface testing of those zones. At this juncture, no further work is recommended on the Gayle target.

                                                                                                                                                                                                                                           180

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




22.0

RECOMMENDATIONS

   
22.1

DISCUSSION

     As of November 27th, 2007, the Corporation has completed approximately 49,793 metres of the proposed 75,000 metre Phase II diamond drilling program recommended in the previous technical report dated March 1, 2007 (Wilton and Giroux, 2007). The majority of the 2007 drilling was focused at the Michelin (~25,000 metres) and Jacques Lake (~20,000 metres) deposits, with the remainder dedicated to testing regional targets within the CMB Property.

     The 2007 drilling continued to intersect significant widths of mineralized material, extending the previously-defined limits of both the Michelin and Jacques Lake deposits. At Michelin, the deposit has been expanded approximately 250 metres down dip on the Eastern chute, and approximately 185 metres west and down plunge of the Main Zone, with new intercepts showing comparable continuity, widths, grade and style of mineralization to the existing resource.

     Drilling at Jacques Lake has increased the drilled strike length of the deposit to 900 metres, and has extended known mineralization to a vertical depth of approximately 400 metres from 275 metres. Newly intersected mineralization at Jacques Lake shows excellent continuity with the existing resource in terms of width, grade and style of mineralization.

     Regional exploration drilling has successfully tested the Melody Hill, Aurora Corridor, Burnt Brook, Gayle and Inda Lake Trend targets.

     In summary, the Phase II drilling has expanded the known deposits of Jacques Lake and Michelin, extended the mineralization and resources at the Gear, Inda, Nash and Rainbow deposits, and identified a new occurrence 15 kilometres west of Jacques Lake, called “Aurora West”. Drill results continue to return encouraging grades with reasonable probability for further expansion at all target areas.

22.2 ANALYSIS

     Results to date demonstrate that both the Michelin and Jacques Lake deposits have significant potential to expand beyond their current resource boundaries. The current resource for each deposit comprises significant amounts of inferred resources (~40% at Michelin and ~50% at Jacques Lake), and the 2007 drilling has successfully increased this proportion at each deposit. The remaining 20,000 metres of the recommended 2007 drilling program should be completed with focus on infill drilling of the resource areas to convert as much of the inferred resources to the measured and indicated mineral resource categories as possible, in preparation for pre-feasibility studies.

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




22.3

RECOMMENDATIONS

   
22.3.1

Phase III Exploration Program

     Results to date from the 2007 exploration programs on the CMB Property have resulted in a significant expansion of uranium resources on the Property. Uranium resources now exist at the Michelin and Jacques Lake deposits; as well as the Inda, Gear, Nash and Rainbow deposits, as well as, promising targets along the Aurora Corridor, including the Gayle, Burnt Brook, and Kathi deposits, all demonstrate the excellent prospectivity of the district. Continued aggressive exploration of this emerging belt is therefore recommended for a Phase III Exploration Program with a portion of the exploration efforts focused on expanding the existing resources at Michelin and Jacques Lake, both of which remain incompletely tested, and another substantial portion dedicated to further delineation and testing of the additional deposits and prospects listed above. Budget for the proposed Phase III Exploration Program is $44,000,000 (Can) (Table 22.1).

     The Phase III budget would include an aggregate of $8,000,000 (Can) to complete the remainder of the 2007 Phase II Work Program as recommended in the previous CMB technical report (Dr. D.H.C. Wilton, Gary Giroux P. Eng, Ian Cunningham-Dunlop, P. Eng., Christopher Lee, P. Geo., Jim Lincoln, P. Eng., and Mark O’Dea, P. Geo). This work will be completed in Q1-2008 and will include infill drilling in the two main resource areas, comprising 8,000 metres of drilling at Jacques Lake and 12,000 metres at Michelin. The remainder of the Phase III budget would include $20,000,000 (Can) for 50,000 metres of drilling in Q2/3/4-2008, and $16,000,000 (Can) for 40,000 metres of drilling in Q1/2/3/4-2009.

Table 22.1: Recommended budget for 2008 Phase III Exploration Program

                                                     Description Cost ($Can)
Labour* $4,750,000
General and Administration* $600,000
Capital Purchases* $479,762
Drilling and Assays (110,000m @ $185/m)* $20,350,000
Field Geochemistry $100,000
Field Geophysics $250,000
Field Support (Heli/Plane/Fuel/etc)* $13,150,000
Travel and Lodging* $625,000
Land/Legal* $1,600,000
Subtotal $41,904,762
Contingency (5%) 2,095,238
Total* $44,000,000

*Includes an aggregate of $8,000,000 (comprised of: labour - $750,000, general and administrative - $100,000, capital purchases - $44,048, drilling and assays (20,000 metres @ $185/m) - $3,700,000, field support - $2,400,000, travel and lodging - $125,000, land and legal - $500,000, and contingency of 5% - $380,952) to complete the Phase II Work Program currently underway, as recommended in the Corporation's technical report dated February 19th, 2007 as amended March 1st, 2007 entitled "The Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Property, Labrador, Canada During the Period January, 2006 to January, 2007".

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




22.2.1 Phase III Engineering and Development Studies

     Following completion of the current resource estimate (Wilton and Giroux, 2007), and consequent recognition of the significance of the Michelin and Jacques Lake deposits, Aurora began efforts to augment their ongoing engineering and environmental studies to meet the needs of anticipated future pre-feasibility and feasibility level studies. To date, these studies are primarily conceptual and inconclusive in nature, and are laying out the framework for more detailed engineering and development studies as the project advances. It is recommended that, pending successful completion and positive results of the 2007 Phase II Work Program in Q1-2008 (comprising expenditures of $8,000,000, see Table 22.1), Aurora should further intensify their engineering and development investigations in 2008.

     The recommended budget for engineering and development studies for Q4-2007 and 2008 amounts to $13,585,000 (Table 22.2), and includes a component for completion of ongoing engineering studies ($2,155,000 from 2007) that is not contingent upon results of the Phase II Work Program, and a component for new engineering studies ($11,430,000) that is contingent upon successful completion of the Phase II Exploration Program.

Table 22.2: Recommended budget for engineering and development studies

                                                     Description Cost ($Can)
Mine Engineering* $840,000
Process Engineering* $365,000
Infrastructure* $525,000
Geotech and Hydrogeology* $1,235,000
Metallurgy* $1,900,000
Environmental* $3,200,000
Equipment/Other* $1,480,000
Socio- economic $240,000
Subtotal $9,785,000
General and Administration* $3,800,000
Total $13,585,000

*Includes non-contingent ongoing engineering studies to be completed in Q4-2007 (aggregating $2,155,000; comprised of: mine engineering - $30,000, process engineering - $15,000, infrastructure - $45,000, geotech and hydrogeology - $235,000, metallurgy - $330,000, environmental - $320,000, equipment and other - $480,000, and general and administration - $700,000). The balance of each item (aggregating $11,430,000) is contingent upon positive results of the $8,000,000 remaining expenditures under the Phase II exploration program currently underway, as recommended in the Corporation's technical report dated February 19th, 2007 as amended March 1st, 2007 entitled "The Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Property, Labrador, Canada During the Period January, 2006 to January, 2007".

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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




23.0 REFERENCES

Agnerian, H,
2006:
Technical Report on the Michelin Uranium Deposit, Newfoundland and Labrador, Canada, NI 43-101 Report prepared for Aurora Energy Inc. by Roscoe Postle Associates Inc., January 27, 2006
 
Bailey, D.G.,
1979:
Geology of the Walker-MacLean Lake Area, 13K/9E, 13J/12, Central Mineral Belt, Labrador; Government of Newfoundland and Labrador, Department of Mines and Energy, Mineral Development Division, Report 78-3: 17 pages.
 
Beaven, A.P.,
1958:
The Labrador uranium area. Proceedings of the Geological Association of Canada, 10: pages 137-145.
 
Brinex Ltd.,
1979:
Kitts-Michelin Project – Information Summary: 32 pages.
 
Booth, J.K.V., Leigh, O.E., and Archer, D.J.,
1979:
Brinex Ltd., Michelin/Kitts Project, Volume I - Report on Geology and Reserves, Volume II - Michelin Deposit Plans and Sections: 227 pages.
 
Buchnea, A.,
2005:
Aurora Energy Inc., Evaluation of the Implementation of the Uranium Exploration Radiological Health and Safety Program, 2005 Central Mineral Belt Exploration Program, Labrador, Canada: 10 pages.
 
Culshaw, N., Ketchum, J. and Barr, S.,
2000:
Structural evolution of the Makkovik Province, Labrador, Canada: tectonic processes during 200 Myr at a Paleoproterozoic active margin. Tectonics, 19: pages 961-977.
 
Cunningham-Dunlop, I. R., Barbour, D., Buschman, A., Howson, S., King, M., Lennox- King, M., Trevors, M. and Valenta, R.
2006:
2005 Assessment Report on the Geological, Geophysical, Geochemical and Diamond Drilling Investigations on the CMB Project, Labrador, Canada: 141 pages.
 
Earth Tech Canada Inc.,
2005:
Michelin Lake 2005 Environmental Baseline Program, Aurora Energy Inc . CMB Project Michelin Lake Area, Labrador: 20 pages.

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Emslie, R.F., Hamilton, M.A. and Gower, C.F.,  
1997:

The Michael Gabbro and other Mesoproterozoic lithospheric probes in southern and central Labrador . Canadian Journal of Earth Sciences, 34: pages 1566-1580.

 

 

Farquhar, E.,

2005:

High Resolution Stinger Mounted Magnetometer and Radiometric Survey for Fronteer Development Group, Labrador, NTS: 13K/9; 13J/12,13,14; 13O/3,4: 29 pages.

 

 

Gandhi, S. S.,

1986:

Uranium in early Proterozoic Aillik Group, Labrador . In Uranium Deposits of Canada, Canadian Institute of Mining and Metallurgy, Special Volume 33: pages 70- 82.

 

 

Garsed, I.,

2005:

Results of Michelin East Mapping; Confidential Memo to Fronteer Development Group Inc. : 16 pages.

 

 

Government of Newfoundland and Labrador,

2003:

Labrador Inuit Land Claims Agreement: 404 pages.

 

 

Gower, C.F., Ryan, A.B. and Rivers, T.,

1990:

Mid-Proterozoic Laurentia-Baltica: An overview of its geological evolution and a summary of the contributions made by this volume . In Gower, C.F., Rivers, T. and Ryan, A.B. (eds.) Mid-Proterozoic Laurentia -Baltica; Geological Association of Canada, Special Paper 38: pages 1-20.

 

 

Gower, C.F., Flanagan, M.J., Kerr, A. and Bailey, D.G.,

1982:

Geology of the Kaipokok Bay – Big River area, Central Mineral Belt, Labrador; Newfoundland and Labrador Department of Mines and Energy, Mineral Development Division, Report 82-7: 77 pages.

 

 

Hall, R.D.,

2005:

NI43-101 Report on the Central Mineral Belt Project, Labrador. Unpublished report for Fronteer Development Group Inc.: 33 pages.

 

 

Haynes, D.W.,

2000:

Iron oxide copper (-gold) deposits: Their position in the ore deposit spectrum and modes of origin; In Porter, T.M. (ed.) Hydrothermal Iron Oxide Copper-Gold and Related Deposits: A Global Perspective, Volume 1, PGC Publishing, Adelaide: pages 71-90.

 

 

Hendry, J.P.,

2005:

Michelin Area Exploration Target Definition, Confidential Memo from Roscoe Postle Associates to Fronteer Development Group Inc. : 5 pages.


185

Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




Hitzman, M. W., Oreskes, N., and Einaudi, M. T.,
1992:
Geological Characteristics and tectonic setting of Proterozoic iron-oxide (Cu-U- Au-REE) deposits. Precambrian Research, 58: pages 241-287.
 
Kerr, A.,
1994:
Early Proterozoic magmatic suites of the eastern Central Mineral Belt , Labrador: geology, geochemistry and mineral potential. Newfoundland Department of Natural Resources Report 94-03: 167 pages.
 
Ketchum, J.W.F., Culshaw, N.G. and Barr, S.M.,
2002:
Anatomy and orogenic history of a Paleoproterozoic accretionary belt: The Makkovik Province, Labrador, Canada. Canadian Journal of Earth Sciences, 39: pages 711-730.
 
Lakefield Research of Canada Ltd.,
1976:
The Recovery of Uranium from Michelin Samples – Project Report No. 3: 454 pages.
 
McClintock, D.,
1978a:
Reconnaissance geology and prospecting of the Ribs-Mustang-Aurora lakes area in Area and B, Labrador; Newfoundland and Labrador Geological Survey. British Newfoundland Exploration Limited and Urangesellschaft Canada Limited: 64 pages.
 
McClintock, D. ,
1978b:
Report on Prospecting and uranium mineralization of the MacLean Lake area in the White Bear mountain belt, Labrador; Newfoundland and Labrador Geological Survey. British Newfoundland Exploration Limited and Urangesellschaft Canada Limited: 15 pages.
 
Morrison, E.R.,
1956:
Report on Prospecting in Area D, Labrador, 1956; Brinex Document No . G56014; GSB#LAB/0182: 25 pages.
 
Penney, G.,
2005:
Historic Resources Overview Assessment (Stage 1), 2005 Uranium Drilling, Central Labrador, Archaeological Research Permit 05.45; Provincial Archaeology Office, Department of Tourism, Culture and Recreation, St . John’s, NF: 16 pages.
 
Roscoe Postle Associates,
2006:
Technical Report on the Michelin Uranium Deposit, Newfoundland and Labrador, Canada, submitted to Fronteer Development Group Inc.: 138 pages.

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Ross, K.,
2006:

Petrographic Study of the Michelin Uranium Deposit, Labrador, prepared for Aurora Energy Resources Inc .: 219 pages.

 

 

Ross, K.,
2006:

Petrographic Study of the Jacques Lake, White Bear Lake, and Rainbow Zones, CMB Uranium Deposit, Labrador, prepared for Aurora Energy Resources Inc.: 158 pages.

 

 

Ryan, A.B.,
1984:

Regional geology of the central part of the Central Mineral Belt, Labrador. Newfoundland and Labrador Department of Mines and Energy, Memoir 3: 185 pages.

 

 

Scott, W. J. and O’Neill, K.
2006:

2006 Gravity Survey, Melody Hill Target Area, Central Mineral Belt, Labrador ML009482M: 6 pages

 

 

SGS Lakefield Research Ltd.,
2006:

An Investigation into Uranium Acid Leaching of Michelin Deposit Ore Samples, prepared for Aurora Energy Resources Inc., Project CALR- 11269-002, Report No. 1: 30 pages

 

 

Sinclair, A.J.
1976:

Applications of probability graphs in mineral exploration Spec. v. 4, Association of Exploration Geochemists, 95 p.

 

 

Sharpley, F. J. , Cote R.
1980:

Geology and Uranium Exploration of the Mustang North, Aurora River Extension, Aurora River, Burnt Brook Prospects and Andrew Zone, Area A, Labrador, G80006. British Newfoundland Exploration Limited: 50 pages.

 

 

Sikumiut Environmental Management Ltd.,
2005:

Literature Review of the Postville – Makkovik Mineral Exploration Area, submitted to Altius Resources Inc.: 27 pages.

 

 

Smith, R.L., Valenta, R., Butler, R., Hall, R., and Wilton, D.H. C.,
2005:

First and second year assessment report covering geological, geophysical, and geochemical investigations pertaining to map- staked licenses: 9410M, 9411M, 9412M, 9413M, 9414M, 9482M, 9718M, 9719M, 9720M, 9721M, 9722M, 9723M, 10022M, 10046M, 10047M, 10048M, 10049M, 10050M, 10051M, 10052M, 10053M, 10054M, 10055M, 10056M, 10057M, 10058M, 10059M, 10343M, and 10344M. Located in the Central Mineral Belt of Labrador, Eastern Canada, NTS Sheets: 13J/11, 13J/12, 13J/13, 13J/14, 13K/09: 96 pages.


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Willy, A.J.,
1983:

Evaluation of Occurrences and Prospects in Kitts Michelin Uranium Area, Labrador: 29 pages.

 

 

Wilton, D. H.C,
1996:

Metallogeny of the Central Mineral Belt and adjacent Archean Basement, Labrador. Newfoundland Department of Mines and Energy, Geological Survey, Mineral Resource Report 8: 178 pages.

 

 

Wilton, D. H.C. and Cunningham-Dunlop, I. R.,
2006:

The Exploration Activities of Aurora Energy Inc. on the CMB Uranium Property, Labrador, Canada during the period June 2005 to December 2005: 87 pages

 

 

Wilton, D. H.C. and Giroux, G.H.,
2007:

The Exploration Activities of Aurora Energy Resources Inc . on the CMB Uranium property, Labrador, Canada during the period January 2006 to January 2007; dated March 1st , 2007: 174 pages

 

 

Wilton, D. H.C., Giroux, G.H., Cunningham-Dunlop, I., Lee, C., Lincoln, J., and O’Dea, M.
2007:

An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Property, Labrador, Canada during the period January 1, 2007 to December 31, 2007; dated November 20, 2007: 200 pages


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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




24.0 DATE

Respectfully Submitted at Vancouver, Canada, this 7th day of April, 2008 by


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Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



APPENDIX I – AUTHOR’S CERTIFICATES AND CONSENTS

To accompany the Technical Report on the CMB Property, Labrador, Canada,

dated April 7, 2008

I, Ian R. Cunningham-Dunlop, P. Eng., do hereby certify that:

1)

I am a geological engineer residing at 2519 Swinburne Avenue, North Vancouver, B. C. , and employed by Aurora Energy Resources Inc. as Vice President – Exploration.

     
2)

I am a graduate of Queen’s University in Kingston, Ontario, Canada with a Bachelor of Applied Science (Geological Engineering) in 1984.

     
3)

I have worked continuously in the industry since 1984 and my relevant experience for the purpose of the Technical Report is:

     
  • Supervision of numerous mineral exploration programs on properties in Canada, Argentina, and Turkey for Gold Fields Canadian Mining Ltd., Santa Fe Canadian Mining Ltd., Homestake Canada Limited, Barrick Gold Corp. , Rubicon Minerals Corp., and Fronteer Development Group Inc..

  • Currently employed by Aurora Energy Resources Inc. since January 1 st , 2006 as Vice President – Exploration and personally oversaw the field work carried out on the property in the years 2005 and 2006 and, in particular, the period January 1, 2007 and December 31, 2007.

         
    4)

    I am a member of the Association of Professional Engineers of Ontario (PEO – Reg. No. 10161503), the Association of Professional Engineers and Geoscientists of B. C (APEGBC – Reg. No . 27221), the Association of Professional Engineers and Geoscientists of Newfoundland and Labrador (PEG – Reg. No. 04385), the Prospectors and Developers Association of Canada, and the Canadian Institute of Mining and Metallurgy,

         
    5)

    I have read the definition of “qualified person” set out in National Instrument 43- 101 (“NI 43-101”) and certify that by reason of my education, affiliation with professional associations (as deemed in NI 43-101) and past relevant work experience, I fulfill the requirements to be a “qualified person” (QP) for the purposes of NI 43-101.

         
    6)

    I am responsible for the exploration information collected during the 2007 CMB exploration program described in this report and I supervised the preparation of all Sections of the report entitled “An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Property, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Minerals Resources”, dated April 7th , 2008, relating to the CMB Property with the exception of Section 19.0. I have worked on the property in a technical capacity since 2004 and personally oversaw all the field work carried out on the property between January 2004 and December 2007.


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    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    7)

    As of November 20th , 2007, and to the best of my knowledge, information and belief, the Technical Report contains all scientific and technical information that is required to be disclosed to make the technical report not misleading and I have read the disclosure being filed and it fairly and accurately represents the information in the Technical Report that supports the disclosure.

       
    8)

    I am not aware of any material fact or material change with respect to the subject matter of the Technical Report that is not reflected in the Technical Report, the omission to disclose which make the Technical Report misleading.

       
    9)

    I am not independent of the issuer applying all the tests in Section 1.5 of National Instrument 43-101 and acknowledge that I hold securities of Aurora Energy Resources in the form of stock option.

       
    10)

    I have read National Instrument 43-101 and Form 43-101F1, and the Technical Report has been prepared in compliance with that instrument and form.

       
    11)

    I consent to the filing of the Technical Report with any stock exchange and other regulatory authority and any publication by them, including electronic publication in the public company files on their websites accessible by the public, of the Technical Report.

       

    Dated this 7 th day of April, 2008, in Vancouver, B.C..


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    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    CERTIFICATE AND CONSENT

    To accompany the Technical Report on the CMB Property, Labrador, Canada,

    dated April 7, 2008

    I, Christopher Lee, P. Geo., do hereby certify that:

    1)

    I am a geologist residing at 303-141 Water Street, Vancouver, BC, V6B 1A7, and employed by Aurora Energy Resources Inc., as Chief Geoscientist.

         
    2)

    I am a graduate of the University of Waterloo, with an Honours B.Sc. Co -op in Geology, 1991, and I obtained a M.Sc. in Geology from the Memorial University of Newfoundland in 1994. I have practiced my profession continuously since 1991;

         
    3)

    I am a Professional Geoscientist registered in good standing with the Association of Professional Engineers and Geoscientists of British Columbia (#29049);

         
    4)

    I have worked on the property continuously since January 15 th , 2007 and have relevant experience having led or participated in geological studies supporting more than 60 advanced exploration and development projects and/or operations, in 15 different countries.

         
    5)

    I have read the definition of “qualified person” set out in National Instrument 43-101 (“NI 43-101”) and certify that by reason of my education, affiliation with professional associations (as deemed in NI 43-101) and past relevant work experience, I fulfill the requirements to be a “qualified person” (QP) for the purposes of NI 43-101.

         
    6)

    I was responsible for the preparation of Section 19.0 of the report entitled “An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Property, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources”, dated April 7 th , 2008, relating to the CMB Property. I have worked on the property in a technical capacity since January 15, 2007 and personally visited the site most recently in August 2007.

         
    7)

    As of April 7th , 2008, and to the best of my knowledge, information and belief, the Technical Report contains all scientific and technical information that is required to be disclosed to make the technical report not misleading and I have read the disclosure being filed and it fairly and accurately represents the information in the Technical Report that supports the disclosure.


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    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    8)

    I am not aware of any material fact or material change with respect to the subject matter of the Technical Report that is not reflected in the Technical Report, the omission to disclose which make the Technical Report misleading.

       
    9)

    I am not independent of the issuer applying all the tests in Section 1.5 of National Instrument 43-101 and acknowledge that I hold securities of the Aurora Energy Resources Inc. in the form of stock option.

       
    10)

    I have read National Instrument 43-101 and Form 43-101F1, and the Technical Report has been prepared in compliance with that instrument and form.

       
    11)

    I consent to the filing of the Technical Report with any stock exchange and other regulatory authority and any publication by them, including electronic publication in the public company files on their websites accessible by the public, of the Technical Report.

       

    Dated this 7 th day of April, 2008, in Vancouver, B.C..


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    APPENDIX II – 2007 DDH PROGRAM – SUMMARY OF HOLES BY AREA


    # Holes

    Hole ID

    UTM East

    UTM North
    Elev.
    (m)

    Azimuth

    Dip

    TD (m)
    Aurora Corridor Data = NAD 83, zone 21
    1 AR07- 001 321142 6060904 259 355 -45 99.36
    2 AR07- 002 321142 6060904 259 355 -75 319.74
    3 AR07- 003 321324 6060931 280 355 -45 373.67
    4 AR07- 004 321324 6060931 280 355 -75 93.27
    5 AR07- 005 321351 6060920 280 22 -45 104.24
    6 AR07- 006 321351 6060920 280 22 -51 96.62
    7 AR07- 007 321351 6060920 280 8 -45 102.72
    8 AR07- 008 322555 6060992 314 332 -45 255.12
    9 AR07- 009 322555 6060992 314 332 -75 93.57
    10 AR07- 010 322678 6061009 312 332 -45 163.07
    11 AR07- 011 322678 6061009 312 332 -75 146.91
    12 AR07- 012 321202 6060755 317 355 -45 199.03
    Total             2,047.32


    # Holes

    Hole ID

    UTM East

    UTM North
    Elev.
    (m)

    Azimuth

    Dip

    TD (m)
    Burnt Brook Data = NAD 83, zone 21
    1 BB07- 001 329741 6063335 257.8 310 -45 300.23
    2 BB07- 002 329776 6063300 244.8 310 -45 168.86
    3 BB07- 003 329776 6063300 244.8 310 -75 174.96
    4 BB07- 004 329684 6063249 255.6 310 -45 157.89
    5 BB07- 005 329727 6063215 250.8 310 -45 243.54
    6 BB07- 006 329900 6063290 240 290 -45 224.64
    7 BB07- 007 329938 6063328 245 310 -45 145.39
    8 BB07- 008 329938 6063328 245 310 -70 70.32
    9 BB07- 009 329906 6063202 233 310 -45 218.54
    10 BB07- 010 329848 6063373 245 310 -45 124.05
    Total             1,828.42


    # Holes

    Hole ID

    UTM East

    UTM North
    Elev.
    (m)

    Azimuth

    Dip

    TD (m)
    Gayle Data = NAD 83, zone 21
    1 GL07-001 331690 6065827 237.3 310 -65 91.44
    2 GL07-002 331690 6065827 237.3 310 -45 103.63
    3 GL07-003 331733 6065868 235.6 310 -45 106.38
    4 GL07-004 331733 6065868 235.6 310 -70 102.41
    5 GL07-005 331506 6065793 233.5 310 -45 102.72
    6 GL07-006 331506 6065793 233.5 310 70 124.05
    7 GL07-007 331602 6065804 232 310 -50 124.05
    8 GL07-008 331549 6065647 244 310 -50 206.65
    Total             961.33

    Gear Target

    #
    Holes
    Hole_ID
    UTM_East
    UTM_North
    Elev. (m)
    Azimuth
    Dip
    TD (m)
    Gear Data = NAD 83, zone 21

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    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    1 G07- 004 337207 6091247 145 298 -75 411.18
    2 G07- 005 337248 6091147 143 300 -55 438.00
    3 G07-006** 337248 6091147 143 300 -70 459.64
    4 G07-007* 337248 6091147 143 300 -45 111.86
    5 G07-007A 337248 6091147 143 300 -50 377.34
    6 G07- 008 337180 6091481 162 300 -45 135.33
    6 * denotes abandoned drill hole, **denotes drill not reaching target depth 1,933.35

    Inda Target

    #
    Holes
    Hole_ID
    UTM_East
    UTM_North
    Elev. (m)
    Azimuth
    Dip
    TD (m)
    Inda Data = NAD 83, zone 21
    1 I07-002 334790 6089401 108 325 -68 432.21
    2 I07-008* 334794 6089245 112 320 -50 89.00
    3 I07-008A 334794 6089245 112 320 -58 482.00
    4 I07-003 334543 6089207 113 330 -50 235.00
    5 I07-004 334543 6089207 113 330 -65 358.75
    6 I07-005 334464 6089176 112 320 -50 215.00
    7 I07-006 334464 6089176 112 320 -72 320.00
    8 I07-007 334464 6089176 112 320 -85 392.00
    8 * denotes abandoned drill hole       2,523.96

    Jacques Lake
    Deposit

    #
    Holes
    Hole_ID
    UTM_East
    UTM_North
    Elev. (m)
    Azimuth
    Dip
    TD (m)
    Jacques Lake Data = NAD 83, zone 21        
    1 JL07 -052 333132 6066001 270 315 -55 550.16
    2 JL07 -053 333176 6066031 283 315 -55 541.02
    3 JL07 -054 333132 6066001 270 315 -68 799.19
    4 JL07 -055 333176 6066031 283 315 -68 736.09
    5 JL07 -056 333132 6066001 270 315 -80 1,061.62
    6 JL07 -057 333176 6066031 283 315 -80 1,075.25
    7 JL07 -058 332848 6066173 191 315 -45 104.90
    8 JL07- 058A 332848 6066173 191 315 -45 257.56
    9 JL07 -059 332778 6066146 189 315 -45 226.47
    10 JL07 -060 332893 6066044 223 315 -50 339.84
    11 JL07 -061 332893 6066044 223 315 -60 373.68
    12 JL07 -062 332893 6066044 223 315 -75 380.09
    13 JL07 -063 332853 6066004 223 315 -50 355.40
    14 JL07-064* 333132 6066001 270 315 -45 183.48
    15 JL07 -065 332853 6066004 223 315 -60 372.16
    16 JL07 -066 333132 6066001 270 300 -50 557.78
    17 JL07 -067 332853 6066004 223 315 -75 395.63
    18 JL07 -068 332931 6066083 235 315 -50 349.61
    19 JL07 -069 332778 6065935 209 315 -45 377.04
    20 JL07 -070 332962 6065972 235 315 -75 477.93
    21 JL07 -071 333104 6065963 258 300 -50 504.75
    22 JL07 -072 332902 6065892 229 315 -60 593.01
    23 JL07 -073 332900 6065894 228 315 -50 439.83
    24 JL07 -074 332813 6065878 211 310 -60 440.44
    25 JL07 -075 333104 6065963 258 300 -68 610.82
    26 JL07 -076 332749 6065799 207 325 -57 465.73

    195

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    27 JL07-077* 333094 6065803 230 315 -48 215.49
    28 JL07 -078 333094 6065803 230 315 -56 691.29
    29 JL07 -079 333041 6065743 233 315 -56 732.74
    29 * denotes abandoned drill lhole       14,209.00

    Melody LakeTarget

    #
    Holes
    Hole_ID
    UTM_East
    UTM_North
    Zone
    Elev. (m)
    Azimuth
    Dip
    TD (m)
    ML Data = NAD 83, zone 20 & 21
    1 ML07-001 692069 6063574 20 ~270 72.5 -45.5 304.80
    2 ML07-002 692068 6063575 20 ~270 350 -45 18.90
    3 ML07-003 692068 6063575 20 ~270 350 -55 16.80
    4 ML07-004 692068 6063575 20 ~270 350 -60 365.85
    5 ML07-005 698068 6063572 20 ~270 170 -55 342.60
    6 ML07-006 692393 6063096 20 ~265 45 -45 305.71
    7 ML07-007 693436 6062169 20 ~265 161 -45 306.93
    8 ML07-008 306605 6061953 21 ~200 235 -45 21.34
    9 ML07-009 306605 6061953 21 ~200 235 -50 301.14
    10 ML07-010 693436 6062169 20 ~200 161 -85 163.37
    11 ML07-011 306605 6061953 21 ~200 163 -45 285.60
    12 ML07-012 693436 6062169 20 ~200 115 -45 272.49
    13 ML07-013 693436 6062169 20 ~200 330 -45 304.88
    14 ML07-014 306605 6061953 21 ~200 163 -60 365.76
    14 Total             3,376.17

    Michelin Deposit

    #
    Holes

    Hole_ID

    UTM_East

    UTM_North

    Grid_East

    Grid_North
    Elev .
    (m)

    Azimuth

    Dip

    TD (m)
    Michelin Data = NAD 83, zone 21
    Shallow Eastern Exploration
    1 M07-046 307634 6052819 -112 -60      338 329      -45 123.75
    2 M07-047 307634 6052819 -112 -60      338 329      -75 154.23
    3 M07-048 307820 6052920 100 -50      339 332      -45 137.77
    4 M07-049 307820 6052920 100 -50      339 332      -75 182.88
    5 M07-050 307634 6052819 -112 -60      338 329      -90 185.32
    6 M07-052 307.82 6052920 100 -50      339 332      -90 93.57
    7 M07-053 307910 6052963 200 -50      340 332      -45 93.27
    8 M07-054 307910 6052963 200 -50      340 332      -85 108.81
    9 M07-055 308045 6052920 300 -150      341 330      -45 214.88
    10 M07-056 308045 6052920 300 -150      341 330      -80 165.33
    11 M07-057 308259 6052942 501 -224      340 328      -62 214.88
    11                 1,674.69
    Main Zone - Down-plunge Extension
    1 M07-045 306731 6051613 -1446 -752      342 316      -79 183.49
    2 M07-051 306731 6051613 -1446 -752      342 311      -72 831.40
    3 M07-059 306731 6051613 -1446 -752      342 311      -66 776.33
    4 M07-061 306731 6051613 -1446 -752      342 316      -62 707.29
    5 M07-069 306768 6051631 -1405 -753      342 318      -80 833.09
    6 M07-070 306607 6051519 -1598 -782      341 326      -78 867.02
    7 M07-070A 306607 6051519 -1598 -782      341 326      -78 308.54
    8 M07-070B 306607 6051519 -1598 -782      341 326      -78 15.00
    9 M07-070C 306607 6051519 -1598 -782      341 326      -78 266.00
    10 M07-075 306559 6051401 -1693 -866      343 322      -85 776.18

    196

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    11 M07-075A 306559 6051401 -1693 -866 343 322 -85 560.50
    12 M07-079 306607 6051519 -1598 -782 341 326 -71 872.00
    13 M07-080 306798 6051373 -1489 -997 349.6 322 -79 701.00
    14 M07-080A 306798 6051373 -1489 -997 349.6 322 -79 1151.00
    15 M07-083 306882 6051842 -1200 -600 337 325 -84 818.00
    15                 10,319.11
    Eastern Shoot - Down-plunge Extension
    1 M07-058 307379 6052218 -601 -491 352 332 -50 504.14
    2 M07-060 307379 6052218 -601 -491 352 332 -65 98.76
    3 M07-060A 307379 6052218 -601 -491 352 332 -68 537.67
    4 M07-065 307294 6052158 -704 -508 348 332 -53 549.55
    5 M07-066 307294 6052158 -704 -508 348 332 -59 556.26
    6 M07-067 307294 6052158 -704 -508 348 332 -65 559.56
    7 M07-068 307215 6052122 -791 -506 346 328 -55 175.26
    8 M07-068A 307215 6052122 -791 -506 346 328 -55 508.41
    9 M07-071 307215 6052122 -791 -506 346 328 -63 276.76
    10 M07-072 307215 6052122 -791 -506 346 328 -73 612.04
    11 M07-073 307479 6052250 -498 -506 354 330 -54 539.84
    12 M07-074 307215 6052122 -791 -506 346 328 -66 569.72
    13 M07-076 307479 6052250 -498 -506 354 328 -65 601.00
    14 M07-077 307479 6052250 -498 -506 354 330 -76 691.00
    15 M07-078 307556 6052316 -401 -481 348 330 -56 568.00
    16 M07-081 307431 6052096 -609 -624 359 326 -64 643.70
    16                 7,991.67
    Confirmation Drilling
    1 M07-062 306993 6052545 -806 -27 334 332 -90 148.74
    2 M07-063 306993 6052545 -806 -27 334 332 -65 99.97
    3 M07-064 306993 6052545 -806 -27 334 332 -45 80.77
    4 M07-082 307071 6052419 -790 -175 334 330 -53 224
    5 M07-084 307071 6052419 -790 -175 334 330 -65 224.34
    6 M07-086 307071 6052419 -790 -175 334 330 -76 242.2
    7 M07-087 307071 6052419 -790 -175 334 330 -37 200
    7                 1,220.02
    Western Shoot                
    1 M07-085 306600 6051992 -1398 -353 333 326 -66 406
    1                 406.00
    Total Michelin Drilling
    50                 21,611.49

    Nash Target

    #
    Holes
    Hole_ID
    UTM_East
    UTM_North
    Elev. (m)
    Azimuth
    Dip
    TD (m)
    Nash Data = NAD 83, zone 21
    1 N07-003 331834 6087373 169 315 -50 272.00
    2 N07-004 331834 6087373 169 315 -75 344.00
    3 N07-005 331916 6087417 177 315 -55 263.00
    4 N07-006 331964 6087343 156 315 -72 419.00
    4             1,298.00
                   
    Grand Total                
    141               49,793  

     


    197

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    APPENDIX III – SUMMARY OF 2007 ASSAY COMPOSITES BY AREA

    Summary of 2007 Michelin Assay Composites

      From   Length %
     Hole ID (m) To (m) (m) U3O8
    cut off grade 0.03% U3O8    
    M07-045A 761.09 766.70 5.61 0.13
    incl 762.09 763.01 0.92 0.22
    M07- 046 69.40 70.40 1.00 0.03
    M07- 047 103.76 105.36 1.60 0.12
    M07- 048 40.33 42.33 2.00 0.04
    M07- 049 51.04 54.53 3.49 0.10
    incl 53.78 54.53 0.75 0.16
    M07- 050 NSV      
    M07- 051 722.24 729.77 7.53 0.12
    incl 722.24 723.38 1.14 0.34
    incl 725.38 726.77 1.39 0.17
    M07- 052 NSV      
    M07- 053 NSV      
    M07- 054 NSV      
    M07- 055 NSV      
    M07- 056 159.95 160.85 0.90 0.03
    M07- 057 NSV      
    M07- 058 437.24 448.93 11.69 0.09
    incl 439.12 444.13 5.01 0.17
    incl 440.12 443.12 3.00 0.20
    M07- 059 654.92 669.92 15.00 0.11
    incl 654.92 659.92 5.00 0.14
    incl 654.92 655.92 1.00 0.21
    incl 662.76 664.76 2.00 0.16
    M07-060A 501.00 507.80 6.80 0.16
    incl 504.00 506.00 2.00 0.24
    M07- 061 NSV      
    M07- 062 31.01 75.93 44.92 0.06
    incl 32.51 50.20 17.69 0.11
    incl 43.84 49.18 5.34 0.23
    incl 54.92 56.42 1.50 0.10
    and 88.83 92.34 3.51 0.20
    M07- 063 24.26 63.57 39.31 0.06
    incl 25.76 40.90 15.14 0.10
    incl 31.29 34.89 3.60 0.25
    incl 50.69 52.76 2.07 0.11
    incl 62.51 63.57 1.06 0.19
    M07- 064* 20.98 54.40 33.42 0.06
    *5 feet missing - drilled through Brinex adit
    incl 22.83 33.81 10.98 0.09
    incl 24.04 28.96 4.92 0.14
    incl 27.70 28.96 1.26 0.24

                                                                                                                                                                                                                                               198

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    incl 46.18 54.40 8.22 0.11
    incl 48.68 51.18 2.50 0.20
    M07- 065 374.18 378.22 4.04 0.08
    incl 374.18 376.72 2.54 0.11
    incl 374.18 375.12 0.94 0.20
    and 452.90 459.43 6.53 0.16
    incl 453.77 455.47 1.70 0.30
    and 473.13 478.37 5.24 0.06
    incl 473.13 474.63 1.50 0.10
    incl 477.37 478.37 1.00 0.10
    M07- 066 476.31 485.22 8.91 0.15
    incl 479.31 485.22 5.91 0.20
    incl 480.22 481.22 1.00 0.38
    incl 483.22 484.22 1.00 0.31
    M07- 067* 509.41 509.91 0.50 0.16
    and 515.19 532.88 17.69 0.06
    incl 515.19 520.50 5.31 0.11
    and incl 517.65 519.07 1.42 0.16
    M07-068A 444.54 445.54 1.00 0.04
    and 446.54 447.60 1.06 0.03
    M07- 069 757.90 767.40 9.50 0.25
    incl 758.90 766.40 7.50 0.31
    incl 758.90 759.40 0.50 1.80
    M07- 070 NSV      
    M07-        
    070A-C        
    M07- 072 423.80 429.88 6.08 0.06
    and 547.40 557.50 10.10 0.24
    incl 550.50 553.50 3.00 0.25
    incl 554.50 557.50 3.00 0.39
    M07- 073 283.00 284.00 1.00 0.13
    and 326.00 329.00 3.00 0.07
    and 455.00 457.00 2.00 0.09
    M07- 074 495.07 499.30 4.23 0.08
    incl 498.71 499.30 0.59 0.16
    and 511.80 512.80 1.00 0.09
    M07-075A NSV      
    M07- 076 293.70 294.70 1.00 0.06
    and 316.13 318.13 2.00 0.04
    and 486.63 488.00 1.37 0.04
    and 491.90 492.90 1.00 0.04
    M07- 077 337.00 337.60 0.60 0.17
    and 621.75 622.75 1.00 0.04
    M07- 078 245.86 247.06 1.20 0.06
    and 261.37 261.87 0.50 0.04
    and 267.05 268.05 1.00 0.16
    and 455.65 457.21 1.56 0.04
    and 495.70 496.77 1.07 0.03
    M07- 079 670.08 670.50 0.42 0.03
    M07- 080 NSV      

                                                                                                                                                                                                                                               199

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    M07- 081 424.00 425.00 1.00 0.04
    and 433.00 434.00 1.00 0.05
    and 469.31 470.31 1.00 0.03
    and 605.10 609.10 4.00 0.12
    incl 607.10 609.10 2.00 0.17
    and 612.60 613.60 1.00 0.03
    M07- 082 94.00 95.00 1.00 0.03
    and 118.47 120.71 2.24 0.05
    and 125.29 126.29 1.00 0.04
    and 130.19 131.79 1.60 0.11
    incl 130.19 130.99 0.80 0.16
    and 140.21 176.03 35.82 0.13
    incl 140.21 142.21 2.00 0.24
    incl 147.21 149.21 2.00 0.24
    incl 150.21 152.21 2.00 0.26
    incl 155.42 157.62 2.20 0.37
    M07- 083 719.00 730.00 11.00 0.17
    incl 724.00 728.00 4.00 0.26
    and 741.74 742.94 1.20 0.05
    and 745.55 746.63 1.08 0.10
    and 759.88 765.44 5.56 0.40
    incl 761.88 762.8 0.92 0.61
    incl 764.30 765.44 1.14 0.95
    M07- 084 143.02 144.20 1.18 0.04
    and 154.40 183.22 28.82 0.12
    incl 155.40 165.40 10.00 0.23
    and incl 160.40 163.40 3.00 0.39
    incl 168.35 169.15 0.80 0.20
    M07- 085 306.19 306.77 0.58 0.08
    M07- 086 145.90 146.90 1.00 0.07
    and 170.67 211.16 40.49 0.10
    incl 170.67 185.02 14.35 0.17
    and incl 174.67 175.67 1.00 0.36
    and incl 177.67 178.67 1.00 0.31
    and incl 180.67 182.67 2.00 0.27
    incl 188.20 189.20 1.00 0.29
    incl 197.37 198.37 1.00 0.18
    M07- 087 119.91 121.29 1.38 0.13
    and 126.30 173.07 46.77 0.09
    incl 126.30 127.07 0.77 0.17
    incl 135.00 142.09 7.09 0.19
    incl 142.82 146.74 3.92 0.26
    incl 148.45 151.45 3.00 0.18
    incl 171.04 173.07 2.03 0.23

                                                                                                                                                                                                                                               200

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    Summary of 2007 Jacques Lake Assay Composites

       Hole ID From To Interval %U3O8
    cut off grade 0.03%U3O8      
    JL07-052 295.96 296.96 1.00                0.08
    and 408.50 413.50 5.00                0.06
    JL07-053 306.50 312.50 6.00                0.06
    incl . 309.43 310.00 0.57                0.14
    and 397.00 398.00 1.00                0.04
    and 444.47 445.50 1.03                0.06
    and 448.50 448.95 0.45                0.06
    JL07-054 310.00 311.00 1.00                0.03
    JL07-055 362.11 363.11 1.00                0.06
    and 378.72 379.72 1.00                0.07
    and 499.75 500.75 1.00                0.05
    JL07-056 No samples taken      
    JL07-057 895.50 897.50 2.00                0.07
    JL07-058 17.00 24.00 7.00                0.09
    incl . 19.00 20.00 1.00                0.20
    and 30.00 33.50 3.50                0.05
    incl . 32.50 33.50 1.00                0.10
    and 95.00 97.00 2.00                0.05
    JL07-058A 16.24 23.24 7.00                0.09
    incl . 17.24 20.24 3.00                0.15
    and 25.24 26.24 1.00                0.08
    and 32.25 34.64 2.39                0.09
    and 125.50 126.50 1.00                0.03
    and 191.00 192.00 1.00                0.05
    JL07-059 90.50 92.50 2.00                0.08
    JL07-060 120.28 133.50 13.22                0.09
    incl . 120.28 124.50 4.22                0.13
    and incl 126.50 127.50 1.00                0.22
    and 158.88 159.88 1.00                0.04
    and 190.50 192.50 2.00                0.04
    and 195.50 195.60 0.10                0.04
    and 215.25 225.60 10.35                0.05
    incl . 220.60 221.60 1.00                0.12
    and 242.00 253.00 11.00                0.12
    incl . 243.00 244.00 1.00                0.25
    incl . 246.00 251.00 5.00                0.15
    and 270.95 273.95 3.00                0.07
    and 296.75 304.50 7.75                0.03
    JL07-061 126.37 141.39 15.02                0.15
    incl . 126.37 133.37 7.00                0.21
    and 172.04 172.52 0.48                0.08
    and 224.11 229.96 5.85                0.06
    incl . 228.96 229.96 1.00                0.17
    and 233.96 234.96 1.00                0.56
    and 237.96 238.96 1.00                0.04
    and 256.36 257.11 0.75                0.15

                                                                                                                                                                                                                                               201

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    and 288.95 293.20 4.25 0.18
    JL07-062 164.00 190.00 26.00 0.11
    incl . 166.00 168.00 2.00 0.14
    incl . 174.00 177.00 3.00 0.21
    incl . 180.00 181.00 1.00 0.20
    incl . 188.00 189.00 1.00 0.19
    and 230.00 233.00 3.00 0.11
    incl . 232.00 233.00 1.00 0.19
    JL07-063 104.00 119.55 15.55 0.05
    incl . 104.00 105.00 1.00 0.09
    incl . 114.00 115.00 1.00 0.14
    incl . 116.00 117.00 1.00 0.12
    and 137.00 138.00 1.00 0.03
    and 184.50 195.22 10.72 0.04
    and 215.50 232.00 16.50 0.06
    incl . 217.50 218.50 1.00 0.11
    incl . 226.00 227.00 1.00 0.16
    and 256.50 265.00 8.50 0.04
    incl . 260.50 261.50 1.00 0.10
    and 277.00 280.00 3.00 0.05
    incl . 278.00 279.00 1.00 0.07
    and 283.00 285.00 2.00 0.03
    and 298.00 304.00 6.00 0.09
    incl . 299.00 300.00 1.00 0.17
    incl . 302.00 303.00 1.00 0.15
    and 322.50 324.50 2.00 0.06
    JL07-064 No samples taken      
    JL07-065 119.00 135.50 16.50 0.09
    incl . 119.00 121.00 2.00 0.20
    incl . 124.00 127.47 3.47 0.19
    and 263.00 264.00 1.00 0.04
    and 269.00 270.00 1.00 0.04
    and 274.50 284.31 9.81 0.07
    incl . 281.00 284.31 3.31 0.12
    JL07-066 370.00 412.50 42.50 0.12
    incl . 370.00 373.00 3.00 0.23
    incl . 374.40 375.00 0.60 0.19
    incl . 384.00 385.00 1.00 0.17
    incl . 387.50 390.85 3.35 0.37
    incl . 392.50 397.50 5.00 0.27
    incl . 400.50 401.50 1.00 0.15
    incl . 404.50 406.50 2.00 0.20
    JL07-067 155.81 158.00 2.19 0.05
    and 169.75 173.50 3.75 0.03
    and 199.50 206.00 6.50 0.05
    and 387.53 388.03 0.50 0.04
    JL07-068 52.50 53.00 0.50 0.09
    and 149.10 169.10 20.00 0.08
    incl . 149.10 154.10 5.00 0.13
    and incl . 161.10 163.10 2.00 0.15

                                                                                                                                                                                                                                               202

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    and incl . 166.10 168.10 2.00 0.16
    and 172.10 173.10 1.00 0.04
    and 185.80 188.10 2.30 0.08
    and 197.10 209.77 12.67 0.04
    incl . 205.10 206.10 1.00 0.10
    and 273.00 274.00 1.00 0.05
    and 278.00 279.00 1.00 0.08
    and 299.00 301.00 2.00 0.10
    JL07-069 279.35 280.35 1.00 0.04
    and 306.50 307.50 1.00 0.05
    JL07-070 401.00 418.00 17.00 0.12
    incl . 408.00 412.00 4.00 0.27
    JL07-071 113.50 114.50 1.00 0.04
    and 338.00 340.00 2.00 0.05
    and 343.00 344.00 1.00 0.07
    and 374.00 376.00 2.00 0.14
    and 468.00 471.00 3.00 0.06
    JL07-072 No samples taken      
    JL07-073 346.00 347.00 1.00 0.05
    and 359.00 396.09 37.09 0.05
    incl . 359.00 360.00 1.00 0.12
    incl . 373.00 375.00 2.00 0.09
    JL07-074 362.00 364.00 2.00 0.04
    and 371.00 375.00 4.00 0.03
    and 379.00 380.00 1.00 0.04
    and 386.00 389.00 3.00 0.04
    JL07-075 472.00 473.00 1.00 0.03
    and 503.50 504.50 1.00 0.03
    JL07-076 374.00 378.00 4.00 0.05
    and 380.00 381.00 1.00 0.04
    and 384.00 391.00 7.00 0.05
    incl . 389.00 390.00 1.00 0.11
    and 398.00 400.00 2.00 0.04
    and 411.00 421.00 10.00 0.11
    incl . 412.00 413.00 1.00 0.17
    incl . 416.00 419.00 3.00 0.23
    JL07-077 No samples taken      
    JL07-078 555.00 562.00 7.00 0.11
    incl . 559.00 561.00 2.00 0.21
    and 565.00 566.00 1.00 0.05
    and 572.10 581.30 9.20 0.08
    incl . 572.10 574.00 1.90 0.13
    incl . 579.00 580.00 1.00 0.11
    JL07-079 372.00 372.26 0.26 0.07

                                                                                                                                                                                                                                               203

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    Summary of 2007 Melody Hill Assay Composites

    Hole ID From(m) To(m) Interval(m) %U3O8
    cut off grade 0.03% U3O8
    ML07-001 NSV      
    ML07-002 NSV      
    ML07-003 NSV      
    ML07-004 NSV      
    ML07-005 NSV      
    ML07-006 NSV      
    ML07-007 41.35 42.05 0.7 0.073
    ML07-008 NSV      
    ML07-009 NSV      
    ML07-010 NSV      
    ML07-011 52.29 53.29 1 0.054
    and 60.41 61.41 1 0.105
    and 108.81 109.44 0.63 0.089
    ML07-012 NSV      
    ML07-013 NSV      
    ML07-014 NSV      

    Summary of 2007 Aurora Corridor Assay Composites

    Hole ID From (m) To (m) Interval (m) %U3O8
    cut off grade 0.03% U3O8      
    AR07-001 22.32 23.32 1.00 0.05
    and 26.32 27.32 1.00 0.03
    and 30.07 30.82 0.75 0.08
    AR07-002 37.00 39.00 2.00 0.11
    incl 37.00 38.00 1.00 0.15
    and 46.00 50.50 4.50 0.08
    incl 49.00 50.50 1.50 0.19
    and incl 50.00 50.50 0.50 0.48
    AR07-003 34.80 35.30 0.50 0.03
    AR07-004      No samples taken    
    AR07-005 44.80 45.15 0.35 0.10
    and 48.27 48.95 0.68 0.07
    AR07-006      No samples taken    
    AR07-007      No samples taken    
    AR07-008 34.95 36.66 1.71 0.10
    incl 34.95 35.66 0.71 0.15
    and 40.53 41.00 0.47 0.04
    AR07-009 49.95 52.45 2.50 0.10
    incl 49.95 50.95 1.00 0.19
    and 70.43 71.43 1.00 0.05
    AR07-010 17.05 21.55 4.50 0.06
    incl 20.05 21.55 1.50 0.11
    AR07-011 23.05 30.05 7.00 0.07

                                                                                                                                                                                                                                               204

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    incl 23.55 24.05 0.50 0.11
    incl 28.05 30.05 2.00 0.14
    and 30.70 31.35 0.65 0.04
    and 53.73 54.48 0.75 0.08
    AR07-012 21.00 23.00 2.00 0.05

    Summary of 2007 Burnt Brook Assay Composites

    Hole ID From (m) To (m) Interval (m) % U3O8
    cut off grade 0.03% U3O8      
    BB07-001 5.75 12.75 7.00 0.05
    incl 6.75 7.75 1.00 0.17
    and 20.50 21.50 1.00 0.03
    and 24.50 26.50 2.00 0.07
    BB07-002 1.52 3.50 1.98 0.09
    incl 1.52 2.50 0.98 0.11
    BB07-003 1.52 6.25 4.73 0.06
    incl 4.25 5.25 1.00 0.10
    and 15.05 17.23 2.18 0.05
    and 21.10 22.10 1.00 0.04
    BB07-004 4.00 5.00 1.00 0.06
    BB07-005 36.00 37.00 1.00 0.04
    BB07-006 127.00 128.00 1.00 0.03
    BB07-007 NSV      
    BB07-008 14.50 18.50 4.00 0.04
    incl 14.50 15.50 1.00 0.08
    incl 17.50 18.50 1.00 0.08
    BB07-009 No samples taken      
    BB07-010 36.50 37.50 1.00 0.04
    NSV = No Significant Results      

    Summary of 2007 Gayle Assay Composites

    Hole ID From (m) To (m) Interval (m) %U3O8
    cut off grade 0.03% U 3O8      
    GL07-001 NSV      
    GL07-002 26.00 27.00 1.00 0.03
    and 60.00 63.00 3.00 0.04
    GL07-003 NSV      
    GL07-004 No Samples Taken      
    GL07-005 No Samples Taken      
    GL07-006 96.00 97.00 1.00 0.05
    and 98.00 99.00 1.00 0.03
    and 100.00 103.00 3.00 0.06
    incl 100.00 101.00 1.00 0.10
    GL07-007 82.25 82.75 0.50 0.06
    GL07-008 No Samples Taken      
    NSV = No Significant Results    

                                                                                                                                                                                                                                               205

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    Summary of 2007 Gear Assay Composites

    Hole ID From(m) To(m) Length(m) % U 3O8
    cut off 0.03%U3O8        
    G07- 004 NSV      
    G07- 005 346.00 369.00 23.00 0.10
    incl. 358.00 368.00 10.00 0.17
    and incl. 361.00 367.00 6.00 0.22
    and incl. 363.00 364.00 1.00 0.45
    G07- 007A 320.17 330.00 9.83 0.13
    incl. 328.00 329.00 1.00 0.27
    G07- 008 NSV      
    NSV = No Significant Results    

    Summary of 2007 Inda Assay Composites

    Hole ID From(m) To(m) Interval(m) % U3O8 Ag_gpt
    cut off 0.03%U 3O8        
    I07- 002 180.00 181.00 1.00 0.04 NSV
    and 183.00 185.00 2.00 0.07 NSV
    and 271.00 276.00 5.00 0.08 NSV
    incl. 271.00 272.00 1.00 0.11 NSV
    and 274.00 275.00 1.00 0.10 NSV
    and 285.00 286.00 1.00 0.07 NSV
    and 297.00 301.00 4.00 0.07 NSV
    incl. 300.00 301.00 1.00 0.18 NSV
    and 311.00 313.00 2.00 0.11 NSV
    and 318.00 320.00 2.00 0.16 NSV
    incl. 318.00 319.00 1.00 0.23 NSV
    and 330.00 331.00 1.00 0.03 NSV
    and 339.00 345.00 6.00 0.05 NSV
    and 347.00 348.00 1.00 0.03 NSV
    and 361.36 364.00 2.64 0.06 NSV
    and 368.00 370.00 2.00 0.05 NSV
    and 373.00 374.00 1.00 0.05 NSV
    I07- 003 126.00 130.00 4.00 0.08 NSV
    incl. 128.00 129.00 1.00 0.16 NSV
    I07- 004 156.00 163.00 7.00 0.08 NSV
    incl. 160.00 162.00 2.00 0.14 NSV
    and 165.00 166.00 1.00 0.05 NSV
    and 170.00 171.00 1.00 0.05 NSV
    I07- 005 108.00 109.00 1.00 0.04 NSV
    and 133.00 134.00 1.00 0.05 NSV
    and 147.00 148.00 1.00 0.04 NSV
    I07- 006 139.00 163.00 24.00 0.05 NSV
    incl. 142.00 143.00 1.00 0.12 NSV
    incl. 151.00 152.00 1.00 0.10 42.60
    and 166.00 167.00 1.00 0.04 NSV
    and 246.00 248.00 2.00 0.05 NSV
    and 261.00 263.00 2.00 0.04 NSV
    I07- 007 247.00 248.00 1.00 0.04 NSV

                                                                                                                                                                                                                                               206

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    and 284.00 290.00 6.00 0.04 NSV
    and 303.00 309.50 6.50 - 148.00
    and 305.00 306.00 1.00 0.07 NSV
    and 310.05 311.00 0.95 0.11 NSV
    I07- 008A 243.00 244.00 1.00 0.05 NSV
    and 310.00 311.00 1.00 0.06 NSV
    and 358.00 360.00 2.00 0.04 NSV
    and 381.00 382.00 1.00 0.03 NSV
    and 425.00 427.00 2.00 0.13 NSV
    incl. 425.00 426.00 1.00 0.17 NSV
    and 437.00 443.00 6.00 0.08 NSV
    incl. 440.00 441.00 1.00 0.14 NSV
    incl. 442.00 443.00 1.00 0.12 NSV
    NSV = No Significant Results      

    Summary of 2007 Nash Assay Composites

    Hole ID From(m) To(m) Interval(m) % U3O8
    cut off 0.03% U3O8      
    N07-003 194 195 1 0.03
    N07-004 278 279 1 0.06
    N07-005 218 222 4 0.11
    incl . 219 220 1 0.34
    N07-006 355 356 1 0.08
    and 361 365 4 0.08
    incl . 364 365 1 0.11
    and 373 374 1 0.11

                                                                                                                                                                                                                                               207

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    APPENDIX IV – ACTLABS ANALYTICAL METHODS
    ROCK SAMPLE PREPARATION (RX-1)


    To obtain meaningful analytical results, it is imperative that sample collection and preparation be done properly. ACTLABS can advise on sampling protocol for your field program if requested. Once the samples arr ive in the laboratory, ACTLABS will ensure that they are prepared pr oper ly. As a routine practice with rock and core, the entire sample is crushed to a nominal minus 10 mesh (1.7 mm), mechanically split (riffle) to obtain a representative sample and then pulverized to at least 95% minus 150 mesh (106 microns).

    As a routine practice, we will automatically use cleaner sand between each sample at no cost to the customer. Quality of crushing and pulverization is routinely checked as part of our quality assurance program. Randomization of samples in larger orders (>100) provides an excellent means to monitor data for systematic errors. The data is resorted after analysis according to sample number. Please request Code Random (additional $1.00/sample) if you pr efer r andomization.

    Samples submitted in an unorganized fashion will be subject to a sorting surcharge and may substantially slow turnaround time. Providing an accurate detailed sample list by e-mail will also aid in improving turnaround time and for Quality Control purposes. Additional charges may apply for poorly organized batches. Code CP2 - Sample list not provided for orders over 25 samples ($0.25/sample); Code CP3 - Sorting chaotic shipments ($0.50/sample).

    Code Description Price (USD)
    Code RX1
    crush up to 75% passing 2 mm, split (250 g) and pulverize
    (hardened steel) to 85% passing 75m (< 5 kg)
    $6. 50
    Code RX1
    Ter minator
    crush up to 90% passing 2 mm, split (250 g) and pulverize
    (hardened steel) to 85% passing 75m (< 5 kg)
    $7. 25
    Code RX2
    crush, split and pulverize with mild steel (100 g) (best for low
    contamination)
    $6. 75
    Code RX3 oversize charge per kilogram (if required) $1. 50
    Code RX4 pulverization only (mild steel) (coarse pulp or crushed rock) $5. 00
    Code RX5 pulverize ceramic (100 g) $12. 25
    Code RX6 hand pulverize small samples (agate mortar and pestle) $12. 25
    Code RX7 crush only (split) $3. 75
    Code RX8 sample prep only surcharge, no analyses $2. 00
    Code RX9 compositing (per composite) $2. 00
    Code RX10 dry drill cuttings in plastic bags $1. 75
    Code RX11
    checking quality of pulps or rejects prepared by other labs and
    issuing report
    $6. 75

    Rock, Core and Drill Cuttings

    Note: Larger sample sizes than listed above can be pulverized at additional cost.

    Pulverization Contaminants Added

    (amount added depends on hardness of material and particle size required)

    Mill Type Contaminant Added
    Mild Steel (best choice) Fe (up to 0.2%)

                                                                                                                                                                                                                                               208

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources




    Har dened Steel Fe (up to 0.2%), Cr (up to 200 ppm), trace Ni, Si, Mn and C
    Cer amic Al (up to 0. 2%), Ba, trace REE
    Tungsten Carbide W (up to 0.1%), Co, C, Ta, Nb and Ti
    Agate Si (up to 0. 3%), Al, Na, Fe, K, Ca, Mg, Pb

                                                                                                                                                                                                                                               209

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    APPENDIX V – ACTLABS ANALYTICAL METHODS
    URANIUM ANALYSIS (5D-U)


    Analysis Method Detection Limit Upper Limit
    C-Total Infrared 0.01%  
    C-Graphitic Infrared 0.05%  
    C-Organic Infrared 0.05%  
    F ISE 100 ppm 10,000 ppm
    Li Total Digestion ICP 1 ppm 10,000 ppm
    Sn Fusion ICP 1 ppm 10,000 ppm
    U DNC 0.1 ppm 10,000 ppm
    B-Total PGNAA 0.5 ppm 10,000 ppm
    B-Total PGNAA 2 ppm 10,000 ppm
    Tl Total Digestion ICP-MS 0.2 ppm 10,000 ppm

    Code 5D – C (Organic)

    0.5 g of sample is titrated with 25% HCl to drive off the CO2 (inorganic C). The sample is neutralized with ammonium hydroxide and dried on a hot plate. Sample residue is analyzed by LECO Combustion-IR technique to pr ovide a value for total carbon, which is composed of organic C and graphitic C. The gr aphitic C content is subtracted to provide the organic C content.

    Code 5D – C (Graphitic)

    0.5 g of sample is ignited at 1,000°C to drive off organic and inorganic carbon (CO2). The residue is analyzed by LECO Combustion- IR t o provide a graphitic carbon value.

    Code 5D - F

    0.5 g samples are fused with sodium hydroxide in an oven at 580°C for 1 hour to release the fluoride ions from the sample matrix. The fuseate is dissolved in sulphuric acid with ammonium citrate buffer. The fluoride-ion electrode is immersed in this solution to measure the fluoride-ion activity directly.

    Code 5D - B

    1 g samples ar e encapsulated in a polyethylene vial and placed in a ther malized beam of neutrons produced from a nuclear reactor. Samples are measured for the doppler broadened prompt gamma ray at 478 KeV using a high purity GE detector. Samples are compar ed to certified reference materials used to calibrate the system.

                                                                                                                                                                                                                                               210

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    APPENDIX VI – ACTLABS ANALYTICAL METHODS
    MULTI-ELEMENT ANALYSIS (1E3)


    0.5 g of sample is digested with aqua regia (0.5 ml H2O, 0.6 ml concentrated HNO3 and 1.8 ml concentr ated HCl) for 2 hours at 95°C. Sample is cooled then diluted to 10 ml with deionized water and homogenized. The samples are then analyzed using a Perkin Elmer OPTIMA 3000 Radial ICP for the 30 element suite. A matrix standard and blank are run every 13 samples. For vegetation a 0.25 g sample is used.

    A series of USGS-geochemical standards are used as controls. This digestion is near total for base metals however will only be partial for silicates and oxides.

    Code 1E1 Elements and Detection Limits (ppm)

    Element Detection Limit Upper Limit
    Ag* 0.2 100
    Al* 0.01%  
    As* 10  
    Ba* 1  
    Be* 1  
    Bi 10  
    Ca* 0.01%  
    Cd 0.5 2,000
    Co* 1  
    Cr* 2  
    Cu 1 10,000
    Fe* 0.01%  
    K* 0.01%  
    Mg* 0.01%  
    Mn* 2 10,000
    Mo* 2 10,000
    Na* 0.01%  
    Ni* 1 10,000
    P* 0.001%  
    Pb* 2 5,000
    S* 100  
    Sb* 10  
    Sc* 1  
    Sn* 10  
    Ti* 0.01%  
    V* 1  
    W* 10  
    Y* 1  
    Zn* 1 10,000
    Zr* 1  

    Notes:* Element may only be partially extracted.

    ** 1E3 includes B, Ga, Hg, La, Sb, Sr, Tl and U but includes Sn, Y, and Zr.
    *** Assays ar e recommended for values which exceed the upper limits.

                                                                                                                                                                                                                                               211

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    APPENDIX VII – ALS CHEMEX ANALYTICAL METHODS URANIUM
    ANALYSIS (ME-XRF05)

    Pressed Pellet Geochemical Procedure – ME-XRF05
    Sample Decomposition: Pressed Powder Pellet (XRF-PPP)
    Analytical Method: X- Ray Fluorescence Spectroscopy (XRF)

    A finely ground sample powder (10 g minimum) is mixed with a few drops of liquid binder (Polyvinyl Alcohol) and then transferred into an aluminum cap. The sample is subsequently compressed under approximately 30 ton/in2 in a pellet press. After pressing, the pellet is dried to remove the solvent and analyzed by WDXRF spectrometry for the following elements.

    Element Symbol Units Lower Limit Upper Limit   
    Arsenic As ppm 5 5000
    Barium Ba ppm 10 10000
    Bismuth Bi ppm 4 10000
    Cerium Ce ppm 10 10000
    Chromium Cr ppm 5 10000
    Copper Cu ppm 10 10000
    Gallium Ga ppm 4 10000
    Lanthanum La ppm 10 10000
    Molybdenum Mo ppm 4 10000
    Niobium Nb ppm 2 10000
    Nickel Ni ppm 10 15000
    Rubidium Rb ppm 2 10000
    Antimony Sb ppm 4 10000
    Selenium Se ppm 2 10000
    Tin Sn ppm 5 10000
    Strontium Sr ppm 2 10000
    Tantalum Ta ppm 10 10000
    Thorium Th ppm 4 10000
    Titanium Ti ppm 5 10000
    Uranium U ppm 4 10000
    Tungsten W ppm 10 10000
    Yttrium Y ppm 2 10000
    Zirconium Zr ppm 2 10000
    Zinc Zn ppm 10 10000

                                                                                                                                                                                                                                               212

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    APPENDIX VIII – ALS CHEMEX ANALYTICAL METHODS
    URANIUM ANALYSIS (ME-XRF05)

    Ore Grade Analysis by XRF – ME-XRF10
    Sample Decomposition: Lithium Metaborate or Tetraborate Fusion* (WEI-  GRA06)
    Analytical Method: X- Ray Fluorescence Spectroscopy (XRF)

    A prepared sample (1.000 g) is added to lithium metaborate or tetraborate flux (9.000 g), mixed well and fused in a furnace at 1100°C. A flat glass disc is prepared from the resulting melt. This disc is then analyzed by X-ray fluorescence spectrometry.

    Element
    Symbol
    Units
    Lower
    Limit
    Upper
    Limit
    Barium Ba % 0.01 50
    Tin Sn % 0.01 60
    Tungsten W % 0.01 50
    Zirconium Zr % 0.01 50
    Iron** Fe2O3 % 0.01 100
    Potassium** K2O % 0.01 100
    Magnesium** MgO % 0.01 100
    Sodium** Na2O % 0.01 100
    ** Elements reported as oxide      

    Elements listed below are available upon request

    Element
    Symbol
    Units
    Lower
    Limit
    Upper
    Limit
             
    Tungsten* WO3 % 0.01 60

    *Note: For samples that are high in sulphides, we may substitute a peroxide fusion in order to obtain better results.

                                                                                                                                                                                                                                               213

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    APPENDIX IX - SAMPLING PROTOCOL

         The following protocol outlines the procedure that will be applied to sampling drill core at the CMB Uranium Property. The geologist in charge of logging and/or geotechnical assistant will be responsible for adhering to the following protocol:

    Pre-logging

    • Inspection of core boxes, for missing boxes and footage errors.
    • Digital photographs will be taken of all core boxes and
    • RQD and core loss will be noted.

    Logging

    • Notes will be collected on rock units, alteration, structure, mineralization and recorded on paper logging forms and then transferred into Excel spread sheets

    Sampling

    • Standardized sample booklets will be utilized at all times. All booklets will be marked up, prior to use, with the standards, blanks and duplicates clearly defined.
    • Standards and blanks and duplicates (1/4 core) will be entered every 25th sample in the sample stream.
    • All holes will be sampled where deemed radioactive with hand-held scintillometer or at the discretion of the geologist. Typical samples lengths will be 0.5-1.5 m.
    • The beginning of a sample will be clearly marked with a black marker, by a line perpendicular to the core with the sample tag placed at the beginning of the sample .
    • For each sample interval, all required parts (‘From-To’) of the standard sample card will be filled in and half of the sample number tag will be placed at the starting point of the sample interval in the core box.
    • The second half of the tag will be put into the sample bag (labeled on both sides with the sample number) by the splitter when he is taking the sample.

    Double-Check

    • The geologist will double-check that all of the samples collected are properly labeled with the sample tags inside of the sample bags.

    Scintillometer Readings

    • Scintillometer measements will be recorded by taking each piece of core from the core box and scanning the individual pieces with the scintillometer. This is done to minimize background readings generated by the mass of core present in the core box. The maximum value is measured in each 3 m “run” of core will be recorded, as will the average of values recorded.

    Magnetic Susceptibility Readings

    • Magnetic susceptibility readings will be collected every m, roughly corresponding to the top, middle, and bottom of each 3 m “run” of core.
                                                                                                                                                                                                                                               214

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources



    APPENDIX X - QA/QC SAMPLING

         At the CMB Uranium Property, the insertion of “blind” quality control samples takes place in the core shack before samples are shipped to the lab. These samples inserted on a routine basis and are used to check laboratory quality and cleanliness. At the beginning of sampling, sample tags are pre-marked with locations for standards, duplicates and blanks before logging.

    Duplicate samples

    • Duplicates are taken every 25 samples within the sample series. Duplicate samples are used to monitor sample batches for potential mix-ups and monitor the data variability as a function of both laboratory error and sample homogeneity. The duplicate samples are ¼ spilt cores done on site before the sample leaves camp.

    Blanks

    • Non- mineralized material from the Michel Gabbro was used as a blank, where material was collected from an outcrop in the project area, broken with a hammer and inserted into the sample series every 25 samples.

    Standards

    • Standards were used to test the accuracy of the assays and to monitor the consistency of the laboratory. A total of five different standards were purchased the Canadian Certified Reference Materials Project, Natural Resources Canada, for use during the 2005 CMB Regional Program. The standards chosen were designed to test the accuracy of the assays from low, 220 ppm uranium, through to high grade, 10,200 ppm uranium. Standards were inserted into the sample series every 25 samples.

    Check Samples:

    • 5% of all assayed sample pulps are being sent to ALS Chemex in Vancouver, B.C. for analysis. This approach identifies variations in analytical procedures between laboratories, possible sample mix-ups, and whether substantial biases have been introduced during the course of the project .

    Analyzing Data

    • Results of the standards and the blanks are checked and reviewed quickly after results are received. Control charts are used to monitor the data and decide immediately whether the results are acceptable.
                                                                                                                                                                                                                                               215

    Form 43-101F1 Technical Report - An Update on the Exploration Activities of Aurora Energy Resources Inc. on the CMB Uranium Project, Labrador, Canada, during the period January 1, 2007 to December 31, 2007, Part II – CMB Mineral Resources