13. Business Segments (Details 1) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Capital Expenditure	$ 312,568	$ 94,805
United States Antimony [Member]
Capital Expenditure	1,345	0
Mexico Antimony [Member]
Capital Expenditure	274,906	40,085
Subtotal Antimony [Member]
Capital Expenditure	276,251	40,085
Precious Metals [Member]
Capital Expenditure	6,754	40,988
Zeolite [Member]
Capital Expenditure	$ 29,563	$ 13,732