16. Business Segments (Details 2) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Revenues	$ 5,235,530	$ 8,268,005
Depreciation and amortization	885,843	895,990
Income (loss) from operations	(3,304,742)	(3,753,677)
Other income (expense)	17,938	80,786
NET INCOME (LOSS)	(3,286,804)	(3,672,891)
USA Antimony
Revenues	2,942,628	5,450,649
Depreciation and amortization	25,809	43,738
Income (loss) from operations	192,511	(144,208)
Other income (expense)	21,808	(16,142)
NET INCOME (LOSS)	214,319	(160,350)
Mexico Antimony
Revenues	0	0
Depreciation and amortization	590,579	596,719
Income (loss) from operations	(3,851,228)	(4,239,123)
Other income (expense)	0	103,940
NET INCOME (LOSS)	(3,851,228)	(4,135,183)
Antimony
Revenues	2,942,628	5,450,649
Depreciation and amortization	616,388	640,457
Income (loss) from operations	(3,658,717)	(4,383,331)
Other income (expense)	21,808	87,798
NET INCOME (LOSS)	(3,636,909)	(4,295,533)
Precious Metals
Revenues	174,079	194,239
Depreciation and amortization	86,835	69,067
Income (loss) from operations	87,244	125,172
Other income (expense)	0	0
NET INCOME (LOSS)	87,244	125,172
Zeolite
Revenues	2,118,823	2,623,117
Depreciation and amortization	182,620	186,466
Income (loss) from operations	266,731	513,052
Other income (expense)	(3,870)	(15,582)
NET INCOME (LOSS)	$ 262,861	$ 497,470