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RECLAMATION PROVISION (Tables)
 12 Months Ended
Dec. 31, 2017
Reclamation Provision  
Schedule of Changes in Reclamation Provision

    December 31,     December 31,  
    2017     2016  
Balance at beginning of the year   $ 6,962,911     $ 4,369,486  
Changes in estimates     3,900,447       2,517,928  
Unwinding of discount     248,267       214,787  
Effect of movements in exchange rates     526,532       (139,290 )
Balance at end of the year   $ 11,638,157     $ 6,962,911