Supplemental Cash Flow Information

3 Months Ended

Mar. 31, 2012

Supplemental Cash Flow Information

Supplemental Cash Flow Information

16.  Supplemental Cash Flow Information

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

	Three Months Ended
	March 31,
	2012			2011
	(in thousands)
Cash flows from operating activities:
Net loss	$	(10,131	)	$	(15,925	)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization and depreciation	1,846			389
Accretion of asset retirement obligation	72			—
Foreign currency gain on loss contingency	(398		)	—
Foreign currency gain on deferred tax liability	(674		)	—
Impairment (reversal of impairment) of accounts receivable	(41		)	22
Fair value of stock/warrants received for mineral rights	(101		)	—
Gain on sale of assets, net	(9		)	(390		)
Income tax provision	(1,771		)	82
Stock compensation	231			1,179
Changes in operating assets and liabilities:
Increase in trade accounts receivable	(1,640		)	—
(Increase) decrease in prepaid expenses and other assets	498			(440		)
Increase in inventories	(700		)	—
Increase in value added tax recoverable, net	(450		)	—
Increase (decrease) in accounts payable and accrued liabilities	(336		)	1,524
Decrease in deferred leasehold payments	(19		)	(24		)
Other increase (decrease)	(3		)	6
Net cash used in operating activities	$	(13,626	)	$	(13,577	)