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Balance Sheet Details (Tables)
9 Months Ended
Sep. 30, 2012
Schedule of Accrued Liabilities [Table Text Block]
      September 30,     December 31,  
      2012     2011  
           
  Construction expenses   395,295     309,624  
  Mineral exploration expenses   60,051     148,808  
  Reclamation costs   39,000     50,160  
  Registration fees       74,050  
  Employee expense   195,295     72,200  
  Executive compensation       500,000  
  Professional fees       71,400  
  Total accrued liabilities   689,641     1,226,242  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
      September 30,     December 31,  
      2012     2011  
           
  Insurance   90,324     148,910  
  Lease costs   542,052     324,800  
  Reclamation bonding   41,465     209,183  
  Surface use and damage costs   262,096     205,514  
  Other   39,629     2,441  
  Current prepaid expenses and deposits   975,566     890,848  
               
  Deposits   29,771     29,417  
  Power supply advance   674,200     674,200  
  Surface use and damage costs   358,704      
  Power supply deposit       112,399  
  Non-current prepaid expenses and deposits   1,062,675     816,016