Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT

v3.10.0.1
PROPERTY, PLANT AND EQUIPMENT
6 Months Ended
Jun. 30, 2018
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT
NOTE 6 - PROPERTY, PLANT AND EQUIPMENT
The following table indicates the value of each of the major classes of our consolidated depreciable assets:
 
(In Millions)
 
June 30,
2018
 
December 31,
2017
Land rights and mineral rights
$
549.6

 
$
549.6

Office and information technology
65.1

 
65.8

Buildings
84.0

 
85.2

Mining equipment
531.2

 
533.9

Processing equipment
616.0

 
610.9

Electric power facilities
56.9

 
56.9

Land improvements
24.2

 
23.7

Asset retirement obligation
16.9

 
16.9

Other
25.2

 
25.2

Construction in-progress
102.2

 
32.6

 
2,071.3

 
2,000.7

Allowance for depreciation and depletion
(990.0
)
 
(966.9
)
 
$
1,081.3

 
$
1,033.8