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RELATED PARTY TRANSACTIONS AND BALANCES (Details 2) - USD ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Disclosure of transactions between related parties [line items]      
Salaries and benefits $ 860,280 $ 1,276,684 $ 1,329,864
Office and miscellaneous 443,043 495,465 282,382
Exploration and evaluation assets 5,526,937 8,312,934 19,628,309
Oniva International Services Corp. [Member]      
Disclosure of transactions between related parties [line items]      
Salaries and benefits 450,382 296,798 242,134
Office and miscellaneous 566,664 506,534 392,687
Exploration and evaluation assets 351,545 248,304 243,236
Total cost $ 1,368,591 $ 1,051,636 $ 878,057