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SEGMENTED INFORMATION (Details) - USD ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Segmented Information Details 3      
Silver $ 20,158,591 $ 20,979,097 $ 13,251,865
Copper 8,226,824 6,837,729 4,763,903
Gold 10,131,051 7,000,145 44,308
Penalties, treatment costs and refining charges (5,157,825) (4,711,635) (3,135,278)
Total revenue from mining operations $ 33,358,641 $ 30,105,336 $ 14,924,798