Quarterly report pursuant to Section 13 or 15(d)

Assets Held for Sale (Details)

v3.21.2
Assets Held for Sale (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Assets held for sale    
Mineral properties $ 1,536,000 $ 0
Net assets held for sale $ 1,536,000 $ 0