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INVENTORIES:

12 Months Ended

Dec. 31, 2011

INVENTORIES:

INVENTORIES:

NOTE 5-INVENTORIES:

		As of December 31,
(in millions)		2011			2010
Inventory, current:
Metals at lower of average cost or market:
Finished goods		$	93.3		$	67.9
Work-in-process		296.1			227.6
Supplies at average cost		262.5			245.5
Total current inventory		$	651.9		$	541.0
Inventory, long-term:
Long-term leach stockpiles		$	123.0		$	29.7

As of December 31, 2011 total leaching costs capitalized as long-term inventory of leachable material amounted to $168.0 million. There was no capitalization during 2010.  Long-term leaching inventories recognized as cost of sales amounted to $49.2 million and $41.5 million in 2011 and 2010, respectively.

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The entire disclosure for inventory. This may include, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the major classes of inventory, and the nature of the cost elements included in inventory. If inventory is stated above cost, accrued net losses on firm purchase commitments for inventory and losses resulting from valuing inventory at the lower-of-cost-or-market may also be included. For LIFO inventory, may disclose the amount and basis for determining the excess of replacement or current cost over stated LIFO value and the effects of a LIFO quantities liquidation that impacts net income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.6)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 43

-Chapter 3

-Section A

-Paragraph 9

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 6

-Subparagraph a, b, c

-Article 5



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766

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