Annual report pursuant to Section 13 and 15(d)

MINERAL PROPERTIES IN THE UNITED STATES (Details)

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MINERAL PROPERTIES IN THE UNITED STATES (Details)
$ in Millions
1 Months Ended 12 Months Ended
Sep. 30, 2020
USD ($)
Dec. 31, 2020
a
patent
Mineral Industries Disclosures [Abstract]    
Number of patented mining claims in which PEVM has undivided interest   48
Number of unpatented mining claims in which PEVM has undivided interest   5
Area under patented and unpatented mining claims | a   1,500
Period when the property is unused   35 years
Sale contract deposit became non-refundable | $ $ 0.2