PROPERTIES PLANTS AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2022

PROPERTIES PLANTS AND EQUIPMENT

Major components of the Company's properties

	Antimony Segment						Zeolite Segment			Precious Metals
December 31, 2022	USAC			USAMSA			BRZ			Segment			TOTAL
Plant and equipment	$	1,760,926		$	9,090,860		$	4,996,216		$	1,347,912		$	17,195,914
Buildings		243,248			870,534			1,047,023			-			2,160,805
Land and other		2,431,387			2,796,037			16,753			-			5,244,177
Construction in progress		-			280,406			170,535			-			450,941
		4,435,561			13,037,837			6,230,527			1,347,912			25,051,837
Accumulated depreciation		(2,767,803	)		(6,212,433	)		(3,392,861	)		(550,616	)		(12,923,713	)
	$	1,667,758		$	6,825,404		$	2,837,666		$	797,296		$	12,128,124

	Antimony Segment						Zeolite Segment			Precious Metals
December 31, 2021	USAC			USAMSA			BRZ			Segment			TOTAL
Plant and equipment	$	1,684,977		$	8,905,899		$	3,853,056		$	1,330,394		$	15,774,326
Buildings		243,248			870,534			801,764			-			1,915,546
Land and other		2,431,387			2,640,441			16,753			-			5,088,581
Construction in progress		-			280,406			184,972			-			465,378
	$	4,359,612		$	12,697,280		$	4,856,545		$	1,330,394		$	23,243,831
Accumulated depreciation		(2,732,809	)		(5,622,555	)		(3,314,658	)		(440,076	)		(12,110,098	)
	$	1,626,803		$	7,074,725		$	1,541,887		$	890,318		$	11,133,733

Properties, plants and equipment by location

	2022		2021
United States	$	4,677,428	$	3,276,155
Mexico		7,450,696		7,857,578
Total	$	12,128,124	$	11,133,733