Segment Information (Tables)

12 Months Ended

Dec. 31, 2020

Segment Information

Schedule of financial information relating to discontinued operations and continuing operations

							Exploration, El
							Quevar,
			Costs		Depreciation,		Velardeña and
			Applicable		Depletion and		Administrative		Pre-Tax				Capital
The Year ended December 31, 2020	Revenue		to Sales		Amortization		Expense		(Income)/Loss		Total Assets		Expenditures
							(in thousands)
Velardeña Properties	$	5,637	$	1,988	$	697	$	1,913	$	(808)	$	4,175	$	301
Corporate, Exploration & Other		—		—		265		8,473		9,846		14,131		169
	$	5,637	$	1,988	$	962	$	10,386	$	9,038	$	18,306	$	470
The Year ended December 31, 2019
Velardeña Properties	$	7,730	$	2,377	$	796	$	2,538	$	(4,301)	$	8,069	$	11
Corporate, Exploration & Other		—		—		302		8,993		9,652		5,288		27
	$	7,730	$	2,377	$	1,098	$	11,531	$	5,351	$	13,357	$	38