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Discontinued Operations (Details) (USD $) In Thousands	3 Months Ended	9 Months Ended
Discontinued Operations (Details) (USD $) In Thousands	Sep. 30, 2010	Sep. 30, 2010
Financial information included in income from discontinued operations
Sales of metals
Depreciation and depletion	(112)	(2,194)
Care and maintenance expense	(472)	(2,350)
Other income and expense	333	(164)
Income tax expense	0	(1,321)
Loss on sale of discontinued assets	882	(2,095)
Income (loss) from discontinued operations	$ (251)	$ (6,029)

This element represents the overall income (loss) from a disposal group apportioned to the parent that is classified as a component of the entity, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount which may be allocable to noncontrolling interests, if any. Includes the following (net of tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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