Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2017

Supplemental Cash Flow Information

Schedule of reconciliation of net loss for the period to cash used in operations

	Six Months Ended June 30,
	2017		2016
	(in thousands)
Cash flows from operating activities:
Net loss	$	(1,170)	$	(10,176)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization and depreciation		318		971
Accretion of asset retirement obligation		97		97
Asset write off		—		34
Gain on reduction of asset retirement obligation		(56)		—
Gain on sale of assets		(596)		(45)
Amortization of deferred loan costs		—		57
Warrant liability fair market adjustment		(363)		2,276
Derivative liability fair market adjustment		—		778
Accretion of loan discount		—		372
Loss on debt extinguishment		—		1,653
Deferred income taxes		—		(26)
Stock compensation		307		571
Changes in operating assets and liabilities:
Decrease (increase) in trade accounts receivable		525		(112)
(Increase) decrease in prepaid expenses and other assets		(47)		3
(Increase) decrease in inventories		(36)		40
(Increase) decrease in value added tax recoverable, net		(187)		347
Increase in accrued interest payable net of amounts capitalized		—		85
Decrease in deferred revenue		—		(500)
Decrease in reclamation liability		(3)		(8)
Decrease in accounts payable and accrued liabilities		(47)		(183)
Decrease in deferred leasehold payments		(11)		(8)
Net cash used in operating activities	$	(1,269)	$	(3,774)