Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash Flows From Operating Activities:
Net loss	$ (97,579)	$ (1,576,405)
Adjustments to reconcile net loss to net cash provided (used) by operating activities:
Depreciation and amortization	665,604	667,298
Loss on abandonment of mineral properties	0	318,502
Accretion of asset retirement obligation	5,197	6,118
Common stock payable for directors fees	84,375	89,858
Gain on settlement of Hillgrove advance	(113,422)	0
Gain on forgiveness of Cares Act debt	(443,400)	0
Other non-cash items	0	(661)
Change in:
Accounts receivable	(484,093)	62,399
Inventories	(83,743)	61,194
IVA receivable and other assets	(30,612)	10,119
Accounts payable	(624,028)	(252,183)
Accrued liabilities	(64,417)	25,769
Export tax assessment payable	(1,120,730)	0
Payables to related parties	(171,016)	21,405
Net cash used by operating activities	(2,477,864)	(566,587)
Cash Flows From Investing Activities:
Proceeds from redemption of certificates of deposit	210,184	0
Purchase of properties, plants and equipment	(616,479)	(220,455)
Net cash used by investing activities	(406,295)	(220,455)
Cash Flows From Financing Activities:
Change in checks issued and payable	(86,685)	(2,879)
Net proceeds from (payments to) factor	0	(5,032)
Payments on advances from related party	(56,416)	(64,650)
Proceeds from note payable-SBA	0	443,400
Proceeds from issuance of common stock, net of issuance costs	23,342,180	1,813,068
Proceeds from exercise of warrants	1,790,703	0
Payments on Hillgrove advances payable	(1,020,799)	0
Borrowing on notes payable to bank	0	(46,270)
Principal paid on notes payable to bank	(100,000)	0
Principal payments of long-term debt	(86,426)	(30,876)
Net cash provided by financing activities	23,782,557	2,106,761
NET INCREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH	20,898,398	1,319,719
Cash and cash equivalents and restricted cash at beginning of period	665,102	172,767
Cash and cash equivalents and restricted cash at end of period	21,563,500	1,492,486
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Common stock payable issued to directors (Note 10)	110,000	130,483
Payable to related party satisfied with issuance of stock (Note 10)	$ 0	$ 62,500