Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT (Tables)

v3.2.0.727
PROPERTY, PLANT AND EQUIPMENT (Tables)
 6 Months Ended
Jun. 30, 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 June 30, 2015 and December 31, 2014:
 
(In Millions)
 
June 30,
2015
 
December 31,
2014
Land rights and mineral rights
$
500.6

 
$
500.5

Office and information technology
69.9

 
73.7

Buildings
60.2

 
59.8

Mining equipment
589.6

 
585.1

Processing equipment
514.8

 
510.2

Electric power facilities
44.2

 
46.8

Land improvements
24.8

 
24.7

Other
100.1

 
55.0

Construction in-progress
25.5

 
14.4

 
1,929.7

 
1,870.2

Allowance for depreciation and depletion
(852.5
)
 
(799.7
)
 
$
1,077.2

 
$
1,070.5