Mining Properties

3 Months Ended

Mar. 31, 2015

Mining Properties [Abstract]

MINING PROPERTIES

MINING PROPERTIES

Mining properties consist of the following (in thousands):

March 31, 2015	Palmarejo			San Bartolomé			Kensington			Rochester			Wharf			La Preciosa		Joaquin		Coeur Capital			Total
Mine development	$	143,012		$	49,379		$	220,957		$	153,613		$	31,618		$	—	$	—	$	—		$	598,579
Accumulated amortization	(124,306		)	(27,411		)	(113,005		)	(117,414		)	(331		)	—		—		—			(382,467		)
	18,706			21,968			107,952			36,199			31,287			—		—		—			216,112
Mineral interests	521,349			17,560			—			—			51,779			49,085		10,000		81,461			731,234
Accumulated amortization	(335,791		)	(10,435		)	—			—			(676		)	—		—		(27,602		)	(374,504		)
	185,558			7,125			—			—			51,103			49,085		10,000		53,859			356,730
Mining properties, net	$	204,264		$	29,093		$	107,952		$	36,199		$	82,390		$	49,085	$	10,000	$	53,859		$	572,842

December 31, 2014	Palmarejo			San Bartolomé			Kensington			Rochester			La Preciosa		Joaquin		Coeur Capital			Total
Mine development	$	137,821		$	49,305		$	217,138		$	153,535		$	—	$	—	$	—		$	557,799
Accumulated amortization	(121,906		)	(26,106		)	(106,865		)	(113,533		)	—		—		—			(368,410		)
	15,915			23,199			110,273			40,002			—		—		—			189,389
Mineral interests	521,349			17,560			—			—			49,059		10,000		81,461			679,429
Accumulated amortization	(332,032		)	(10,143		)	—			—			—		—		(25,451		)	(367,626		)
	189,317			7,417			—			—			49,059		10,000		56,010			311,803
Mining properties, net	$	205,232		$	30,616		$	110,273		$	40,002		$	49,059	$	10,000	$	56,010		$	501,192