6. Properties, Plants and Equipment

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Properties, Plants and Equipment

The major components of the Company's properties, plants and equipment by segment at December 31, 2019 and 2018 are shown below:

	Antimony Segment						Zeolite Segment			Precious Metals
2019	USAC			USAMSA			BRZ			Segment			TOTAL
Plant & Equipment	$	783,290		$	9,164,600		$	3,729,061		$	813,714		$	14,490,665
Buildings		247,210			902,707			410,780			-			1,560,697
Mineral Rights and Interests		-			816,786			3,664			-			820,450
Land & Other		3,274,572			2,529,294			15,310			-			5,819,176
		4,305,072			13,413,387			4,158,815			813,714			22,690,988
Accumulated Depreciation		(2,673,972	)		(4,612,567	)		(2,971,625	)		(245,976	)		(10,504,140	)
	$	1,631,100		$	8,800,820		$	1,187,190		$	567,738		$	12,186,848

	Antimony Segment						Zeolite Segment			Precious Metals
2018	USAC			USAMSA			BRZ			Segment			TOTAL
Plant & Equipment	$	743,767		$	8,466,461		$	3,690,249		$	792,628		$	13,693,105
Buildings		247,210			900,992			391,305			-			1,539,507
Mineral Rights and Interests		-			3,793,502			3,664			-			3,797,166
Land & Other		3,274,572			2,529,294			15,310			-			5,819,176
		4,265,549			15,690,249			4,100,528			792,628			24,848,954
Accumulated Depreciation		(2,630,234	)		(4,029,480	)		(2,785,159	)		(176,909	)		(9,621,782	)
	$	1,635,315		$	11,660,769		$	1,315,369		$	615,719		$	15,227,172

In the fourth quarter of 2019, the Company abandoned the Soyatal and Guadalupe mineral properties in Mexico. The net carrying value of the mineral properties of $2,937,259 less the outstanding related notes payable balances, resulted in a loss of $1,410,736 recognized on the abandonment of mineral properties.

At December 31, 2019 and 2018, the Company had $1,306,579 and $1,270,289, respectively, of assets that were not yet placed in service and have not yet been depreciated.