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SEGMENTED INFORMATION (Tables)
 12 Months Ended
Jul. 31, 2018
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
The table below provides a breakdown of the Company’s long-term assets by geographic segment:
 
 
 
July 31, 2018
 
 
 
United States
 
 
 
 
 
 
 
 
 
 
Balance Sheet Items
 
Texas
 
 
Arizona
 
 
Wyoming
 
 
Other States
 
 
Canada
 
 
Paraguay
 
 
Total
 
Mineral Rights and Properties
 
$
12,729,697
 
 
$
11,069,018
 
 
$
31,527,870
 
 
$
735,468
 
 
$
546,938
 
 
$
14,513,585
 
 
$
71,122,576
 
Property, Plant and Equipment
 
 
6,362,608
 
 
 
-
 
 
 
357,392
 
 
 
-
 
 
 
25,889
 
 
 
355,663
 
 
 
7,101,552
 
Reclamation Deposits
 
 
1,700,926
 
 
 
15,000
 
 
 
73,973
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
1,789,899
 
Equity-Accounted Investment
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
693,502
 
 
 
-
 
 
 
693,502
 
Other Long-Term Assets
 
 
416,519
 
 
 
-
 
 
 
146,533
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
563,052
 
Total Long-Term Assets
 
$
21,209,750
 
 
$
11,084,018
 
 
$
32,105,768
 
 
$
735,468
 
 
$
1,266,329
 
 
$
14,869,248
 
 
$
81,270,581
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
July 31, 2017
 
 
 
United States
 
 
 
 
 
 
 
 
 
 
Balance Sheet Items
 
Texas
 
 
Arizona
 
 
Wyoming
 
 
Other States
 
 
Canada
 
 
Paraguay
 
 
Total
 
Mineral Rights and Properties
 
$
12,780,728
 
 
$
10,932,199
 
 
$
-
 
 
$
705,464
 
 
$
-
 
 
$
14,513,585
 
 
$
38,931,976
 
Property, Plant and Equipment
 
 
6,414,329
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
11,185
 
 
 
365,668
 
 
 
6,791,182
 
Reclamation Deposits
 
 
1,690,209
 
 
 
15,000
 
 
 
819
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
1,706,028
 
Equity-Accounted Investment
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
151,676
 
 
 
-
 
 
 
151,676
 
Other Long-Term Assets
 
 
422,769
 
 
 
-
 
 
 
582,206
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
1,004,975
 
Total Long-Term Assets
 
$
21,308,035
 
 
$
10,947,199
 
 
$
583,025
 
 
$
705,464
 
 
$
162,861
 
 
$
14,879,253
 
 
$
48,585,837
 
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]
The table below provides a breakdown of our operating results by geographic segment. All intercompany transactions have been eliminated.
 
 
 
Year ended July 31, 2018
 
 
 
United States
 
 
 
 
 
 
 
 
 
 
Statement of Operations
 
Texas
 
 
Arizona
 
 
Wyoming
 
 
Other States
 
 
Canada
 
 
Paraguay
 
 
Total
 
Costs and Expenses:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Mineral property expenditures
 
$
2,381,993
 
 
$
100,296
 
 
$
1,282,164
 
 
$
67,550
 
 
$
-
 
 
$
720,148
 
 
$
4,552,151
 
General and administrative
 
 
7,055,370
 
 
 
13,877
 
 
 
581,277
 
 
 
10,931
 
 
 
3,467,934
 
 
 
277,817
 
 
 
11,407,206
 
Depreciation, amortization and accretion
 
 
325,567
 
 
 
-
 
 
 
12,847
 
 
 
996
 
 
 
11,599
 
 
 
3,615
 
 
 
354,624
 
Impairment loss on mineral properties
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
Inventory write-down
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
 
9,762,930
 
 
 
114,173
 
 
 
1,876,288
 
 
 
79,477
 
 
 
3,479,533
 
 
 
1,001,580
 
 
 
16,313,981
 
Loss from operations
 
 
(9,762,930
)
 
 
(114,173
)
 
 
(1,876,288
)
 
 
(79,477
)
 
 
(3,479,533
)
 
 
(1,001,580
)
 
 
(16,313,981
)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Other income (expenses)
 
 
(2,630,691
)
 
 
(18,914
)
 
 
1,541
 
 
 
-
 
 
 
423,657
 
 
 
4,243
 
 
 
(2,220,164
)
Loss before income taxes
 
 $
(12,393,621
)
 
$
(133,087
)
 
$
(1,874,747
)
 
$
(79,477
)
 
$
(3,055,876
)
 
$
(997,337
)
 
$
(18,534,145
)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Year ended July 31, 2017
 
 
 
United States
 
 
 
 
 
 
 
 
 
 
Statement of Operations
 
Texas
 
 
Arizona
 
 
Wyoming
 
 
Other States
 
 
Canada
 
 
Paraguay
 
 
Total
 
Costs and Expenses:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Mineral property expenditures
 
$
2,450,834
 
 
$
101,628
 
 
$
-
 
 
$
70,588
 
 
$
-
 
 
$
1,497,338
 
 
$
4,120,388
 
General and administrative
 
 
7,053,270
 
 
 
33,761
 
 
 
-
 
 
 
3,933
 
 
 
3,063,839
 
 
 
86,878
 
 
 
10,241,681
 
Depreciation, amortization and accretion
 
 
487,288
 
 
 
-
 
 
 
-
 
 
 
996
 
 
 
8,088
 
 
 
1,356
 
 
 
497,728
 
Impairment loss on mineral properties
 
 
185,942
 
 
 
8,334
 
 
 
-
 
 
 
103,666
 
 
 
-
 
 
 
-
 
 
 
297,942
 
Inventory write-down
 
 
60,694
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
60,694
 
 
 
 
10,238,028
 
 
 
143,723
 
 
 
-
 
 
 
179,183
 
 
 
3,071,927
 
 
 
1,585,572
 
 
 
15,218,433
 
Loss from operations
 
 
(10,238,028
)
 
 
(143,723
)
 
 
-
 
 
 
(179,183
)
 
 
(3,071,927
)
 
 
(1,585,572
)
 
 
(15,218,433
)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Other income (expenses)
 
 
(2,772,617
)
 
 
(18,914
)
 
 
-
 
 
 
-
 
 
 
636
 
 
 
3,917
 
 
 
(2,786,978
)
Loss before income taxes
 
$
(13,010,645
)
 
$
(162,637
)
 
$
-
 
 
$
(179,183
)
 
$
(3,071,291
)
 
$
(1,581,655
)
 
$
(18,005,411
)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Year ended July 31, 2016
 
 
 
United States
 
 
 
 
 
 
 
 
 
 
Statement of Operations
 
Texas
 
 
Arizona
 
 
Wyoming
 
 
Other States
 
 
Canada
 
 
Paraguay
 
 
Total
 
Costs and Expenses:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Mineral property expenditures
 
$
2,733,007
 
 
$
236,717
 
 
$
-
 
 
$
133,518
 
 
$
-
 
 
$
957,917
 
 
$
4,061,159
 
General and administrative
 
 
6,447,801
 
 
 
205,591
 
 
 
-
 
 
 
2,724
 
 
 
2,636,514
 
 
 
5,116
 
 
 
9,297,746
 
Depreciation, amortization and accretion
 
 
857,966
 
 
 
-
 
 
 
-
 
 
 
2,821
 
 
 
8,142
 
 
 
6,795
 
 
 
875,724
 
Impairment loss on mineral properties
 
 
-
 
 
 
-
 
 
 
-
 
 
 
97,114
 
 
 
-
 
 
 
-
 
 
 
97,114
 
Inventory write-down
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
 
10,038,774
 
 
 
442,308
 
 
 
-
 
 
 
236,177
 
 
 
2,644,656
 
 
 
969,828
 
 
 
14,331,743
 
Loss from operations
 
 
(10,038,774
)
 
 
(442,308
)
 
 
-
 
 
 
(236,177
)
 
 
(2,644,656
)
 
 
(969,828
)
 
 
(14,331,743
)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Other income (expenses)
 
 
(3,012,281
)
 
 
(18,965
)
 
 
-
 
 
 
-
 
 
 
850
 
 
 
28
 
 
 
(3,030,368
)
Loss before income taxes
 
$
(13,051,055
)
 
$
(461,273
)
 
$
-
 
 
$
(236,177
)
 
$
(2,643,806
)
 
$
(969,800
)
 
$
(17,362,111