BASIS OF REPORTING AND SIGNIFICANT ACCOUNTING POLICIES (Details)	3 Months Ended
	Mar. 31, 2021
Building and Building Improvements [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	40 years
Building and Building Improvements [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	5 years
Mining equipment [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	7 years
Mining equipment [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	2 years
Office and shop furniture and equipment [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	7 years
Office and shop furniture and equipment [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	3 years
Vehicles [Member]
Property, Plant and Equipment, Useful Life	5 years