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ROYALTY INTEREST (Tables)
 12 Months Ended
Dec. 31, 2017
Statement [Line Items]  
Disclosure of detailed information about royalty interest [Table Text Block]

Balance, December 31, 2014

 $ 29,327,960  

Adjusted for:

      

     Depletion

   (1,716,848 )

     Impairment charge

   (3,973,699 )

     Cumulative translation adjustments

   5,161,567  

Balance, December 31, 2015

   28,798,980  

Adjusted for:

      

     Acquisition

   145,000  

     Depletion

   (2,163,221 )

     Cumulative translation adjustments

   (949,607 )

Balance, December 31, 2016

   25,831,152  

Adjusted for:

      

     Depletion

   (2,282,276 )

     Cumulative translation adjustments

   (1,605,133 )

Balance, December 31, 2017

 $ 21,943,743