13. Business Segments (Details 1) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Capital Expenditure	$ 79,583	$ 71,645	$ 174,388	$ 151,244
United States Antimony [Member]
Capital Expenditure	0	0	0	0
Mexico Antimony [Member]
Capital Expenditure	70,892	47,033	110,977	75,716
Subtotal Antimony [Member]
Capital Expenditure	70,892	47,033	110,977	75,716
Precious Metals [Member]
Capital Expenditure	0	16,582	40,988	59,582
Zeolite [Member]
Capital Expenditure	$ 8,691	$ 8,030	$ 22,423	$ 15,946