MINERAL PROPERTY INTEREST AND ASSET RETIREMENT OBLIGATIONS (Tables)

9 Months Ended

Sep. 30, 2016

MINERAL PROPERTY INTERESTS AND ASSET RETIREMENT OBLIGATIONS

Schedule of reconciliation of asset retirement obligations

	Nine months ended September 30, 2016		Year ended December 31, 2015
Asset retirement obligation liability, beginning balance	$	7,784	$	7,471
Settlements		(41)		—
Accretion of liability		382		429
Adjustment reflecting updated estimates		—		(116)
Asset retirement obligation liability, ending balance	$	8,125	$	7,784