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15. Asset Retirement Obligation: Schedule of Asset Retirement Obligations (Details) - USD ($)
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Details    
Balance at beginning of period $ 173,001 $ 163,369
Asset Retirement Obligation, Period Increase (Decrease) 7,476 7,170
Increase (Decrease) in Asset Retirement Obligations (10,606) 0
Asset Retirement Obligation $ 169,871 $ 170,539