CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net cash used in operating activities (Note 18)			$ (6,401,000)	$ (2,093,000)
Cash flows from investing activities:
Proceeds from sale of assets			125,000	17,000
Investment in Golden Gryphon Explorations Inc.			(225,000)
Acquisitions of property, plant and equipment	$ (19,000)	$ (171,000)	(46,000)	(1,542,000)
Net cash used in investing activities			(146,000)	(1,525,000)
Cash flows from financing activities:
Proceeds from issuance of common stock, net of issuance costs			1,050,000	2,714,000
Common stock shares relinquished to pay taxes			(228,000)
Net cash from financing activities			822,000	2,714,000
Net decrease in cash and cash equivalents			(5,725,000)	(904,000)
Cash and cash equivalents, beginning of period			12,229,000	9,704,000
Cash and cash equivalents, end of period	$ 6,504,000	$ 8,800,000	$ 6,504,000	$ 8,800,000