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SIGNIFICANT ACCOUNTING POLICIES (Tables)
 12 Months Ended
Dec. 31, 2019
Significant Accounting Policies  
Summary of annual rates of depreciation on plant and equipment

Office equipment, furniture, and fixtures 3 years straight line balance
Computer equipment 5 years straight line balance
Mine machinery and transportation equipment 5 years straight line balance
Mill machinery and processing equipment 5 - 20 years straight line
Buildings 5 - 20 years straight line