Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT (Tables)

v2.4.1.9
PROPERTY, PLANT AND EQUIPMENT (Tables)
 3 Months Ended
Mar. 31, 2015
Property, Plant and Equipment [Abstract]  
Value Of Each Of The Major Classes Of Consolidated Depreciable Assets
The following table indicates the value of each of the major classes of our consolidated depreciable assets as of March 31, 2015 and December 31, 2014:
 
(In Millions)
 
March 31,
2015
 
December 31,
2014
Land rights and mineral rights
$
500.5

 
$
500.5

Office and information technology
69.7

 
73.7

Buildings
59.8

 
59.8

Mining equipment
584.9

 
585.1

Processing equipment
512.7

 
510.2

Electric power facilities
44.2

 
46.8

Land improvements
24.8

 
24.7

Other
54.7

 
55.0

Construction in-progress
20.7

 
14.4

 
1,872.0

 
1,870.2

Allowance for depreciation and depletion
(824.8
)
 
(799.7
)
 
$
1,047.2

 
$
1,070.5