Asset Retirement and Reclamation Liabilities (Tables)

9 Months Ended

Sep. 30, 2019

Asset Retirement Obligation and Reclamation Liabilities

Summary of activity in the Velardena Properties ARO

	Nine Months Ended
	September 30,
	2019		2018
	(in thousands)
Beginning balance	$	2,660	$	2,448
Changes in estimates, and other		(60)		2
Accretion expense		167		156
Ending balance	$	2,767	$	2,606