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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
 12 Months Ended
Dec. 31, 2018
Disclosure of basis of preparation [Abstract]  
Schedule of Estimated Useful Life


Estimated useful lives are as follows:


Non-mining related buildings

 

8 - 35 years

Non-mining related machinery and equipment

 

3 - 15 years

Motor vehicles

 

4 - 8 years