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INVENTORIES:
 9 Months Ended
Sep. 30, 2015
INVENTORIES:  
INVENTORIES:

 

NOTE 3 - INVENTORIES:

 

Inventories were as follows:

 

(in millions)

 

At September 30,
2015

 

At December 31,
2014

 

Inventory, current:

 

 

 

 

 

Metals at average cost:

 

 

 

 

 

Finished goods

 

$
81.3 

 

$
84.6 

 

Work-in-process

 
416.3 

 
450.5 

 

Supplies at average cost

 
307.2 

 
301.4 

 

 

 

 

 

 

 

Total current inventory

 

$
804.8 

 

$
836.5 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Inventory, long-term

 

 

 

 

 

Leach stockpiles

 

$
726.4 

 

$
512.7 

 

 

 

 

 

 

 

 

 

 

During the nine months ended September 30, 2015 and 2014 total leaching costs added as long-term inventory of leachable material amounted to $360.0 million and $265.5 million, respectively. Long-term leaching inventories recognized as cost of sales amounted to $172.8 million and $118.8 million for the nine months ended September 30, 2015 and 2014, respectively.