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Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Cash flows from operating activities:    
Net loss $ (2,631,092) $ (3,260,361)
Adjustments to reconcile net loss to net cash used by operating activities:    
Depreciation and amortization 984,083 814,422
Accretion of asset retirement obligation 12,691 9,953
Stock based compensation 547,275 1,087,575
Stock issued for services 32,326 69,673
Loss on write-off of equipment 68,641 0
Equity income on investment in Buckskin (1,524) (3,782)
Gain on forgiveness of SBA loan (10,000) 0
Change in operating assets and liabilities:    
Gold sales receivable (501,810) (143,408)
Inventories (404,591) 188,815
Joint venture receivable 2,516 (265)
Other current assets 142,418 (110,380)
Accounts payable and accrued expenses (63,062) (33,894)
Accrued payroll and related payroll expenses 5,039 30,625
Net cash used by operating activities (1,817,090) (1,351,027)
Cash flows from investing activities:    
Purchases of property, plant, and equipment (1,441,874) (664,645)
Additions to mineral properties (626,541) (2,414,607)
Deposit on equipment (76,110) (11,694)
Purchase of reclamation bonds (223,700) 0
Net cash used by investing activities (2,368,225) (3,090,946)
Cash flows from financing activities:    
Sales of common stock and warrants, net of issuance costs 3,681,107 2,580,000
Proceeds from exercise of warrants 1,030,158 117,500
Principal payments on notes payable (862,503) (572,558)
Principal payments on notes, related parties (41,428) (37,701)
Issuance of convertible debt 0 1,750,000
Contributions from non-controlling interest 39,494 41,305
Net cash provided by financing activities 3,846,828 3,878,546
Net change in cash and cash equivalents (338,487) (563,427)
Cash and cash equivalents, beginning of year 1,976,518 2,539,945
Cash and cash equivalents, end of year 1,638,031 1,976,518
Supplemental disclosure of cash flow information:    
Interest paid in cash, net of amount capitalized 98,218 202,122
Non-cash investing and financing activities:    
Cash and cash equivalents, end of year 1,638,031 1,976,518
Deposit applied to purchase of equipment and mineral property 11,694 12,863
Notes payable for equipment purchase 1,247,237 1,149,683
Common stock issued for investment in Buckskin 0 328,946
Conversion of convertible debt to common stock $ 1,950,000 $ 835,000