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PROPERTY, PLANT AND EQUIPMENT (Tables)
6 Months Ended
Jan. 31, 2013
Schedule of Property, Plant and Equipment [Table Text Block]
    January 31, 2013     July 31, 2012  
    Cost       Accumulated       Net Book     Cost       Accumulated       Net Book  
          Amortization     Value           Amortization     Value  
Hobson Processing Facility $ 6,671,959   $ (337,235 ) $ 6,334,724   $ 6,671,959   $ (258,068 ) $ 6,413,891  
Mining equipment   2,300,062     (1,020,897 )   1,279,165     2,182,251     (811,016 )   1,371,235  
Vehicles   1,852,764     (1,212,501 )   640,263     1,841,119     (1,063,240 )   777,879  
Computer equipment   642,133     (441,099 )   201,034     636,240     (378,651 )   257,589  
Furniture and fixtures   193,013     (125,770 )   67,243     193,013     (108,531 )   84,482  
Land   175,144     -     175,144     175,144     -     175,144  
Leasehold improvements   9,970     (9,080 )   890     9,970     (8,956 )   1,014  
  $ 11,845,045   $ (3,146,582 ) $ 8,698,463   $ 11,709,696   $ (2,628,462 ) $ 9,081,234