Cash flow information

12 Months Ended

Dec. 31, 2015

Cash flow information

Cash flow information

20.Cash flow information

The following table reconciles net income (loss) for the period to cash used in operations:

	The Year Ended December 31,
	2015			2014
	(in thousands)
Cash flows from operating activities:
Net loss	$	(25,383	)	$	(18,823	)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization and depreciation	4,480			3,128
Gain on sale of assets, net	(719		)	(689		)
Accretion of asset retirement obligation	198			200
Asset write off	27			138
Write off of loss contingency, net	(1,969		)	(1,645		)
Decrease in warrant liability	(1,344		)	(1,693		)
Decrease in derivative liability	(553		)
Amortization of deferred loan costs	54			—
Impairment of long lived assets	13,181			—
Foreign exchange gain on loss contingency	(106		)	(281		)
Stock compensation	453			926
Changes in operating assets and liabilities:
(Increase) decrease in trade accounts receivable	(546		)	25
Decrease in prepaid expenses and other assets	384			287
Decrease (increase) in inventories	861			(764		)
Decrease in value added tax receivable (net)	916			449
Increase in accrued interest payable net of amounts capitalized	81			—
(Decrease) increase in accounts payable and accrued liabilities	(402		)	358
Increase in deferred revenue	500			—
(Decrease) increase in deferred leasehold payments	(11		)	42
Decrease in reclamation liability	(37		)	(117		)
Net cash used in operating activities	$	(9,935	)	$	(18,459	)

The Company did not make any cash payments for interest or income taxes during the years ended December 31, 2015 and 2014.