PROPERTIES PLANTS AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2023

PROPERTIES PLANTS AND EQUIPMENT

Major components of property, plant and equipment

December 31, 2023	Antimony Segment						Zeolite Segment			Precious Metals
	USAC			USAMSA			BRZ			Segment			TOTAL
Plant and equipment	$	1,675,444		$	9,395,022		$	5,336,808		$	1,347,912		$	17,755,186
Buildings		243,248			875,024			2,025,043			-			3,143,315
Land and other		2,727,198			2,764,401			687,639			-			6,179,238
Construction in progress		-			-			8,951			-			8,951
PP&E, gross	$	4,645,890		$	13,034,447		$	8,058,441		$	1,347,912		$	27,086,690
Accumulated depreciation		(2,661,719	)		(6,785,041	)		(3,524,130	)		(661,309	)		(13,632,199	)
PP&E, net	$	1,984,171		$	6,249,406		$	4,534,311		$	686,603		$	13,454,491

December 31, 2022	Antimony Segment						Zeolite Segment			Precious Metals
	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
PP&E, gross	$	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	)
PP&E, net	$	1,667,758		$	6,825,404		$	2,837,666		$	797,296		$	12,128,124

Properties, plants and equipment by location

	2023		2022
United States properties, plants and equipment, net	$	6,579,111	$	4,677,428
Mexico properties, plants and equipment, net		6,875,380		7,450,696
Total PP&E, net	$	13,454,491	$	12,128,124