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Asset Retirement Obligations and Financial Reclamation Assurance (Tables)
9 Months Ended
Sep. 30, 2016
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Change in Asset Retirement Obligation [Table Text Block]
The following is a summary of asset retirement obligations:
 
 
 
September 30, 2016
 
December 31, 2015
 
Balance, beginning of the period
 
$
978,453
 
$
624,142
 
Accretion
 
 
45,059
 
 
-
 
Changes in cash flow estimates
 
 
245,029
 
 
354,311
 
Balance, end of the period
 
$
1,268,541
 
$
978,453