Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT

v3.19.3
PROPERTY, PLANT AND EQUIPMENT
 9 Months Ended
Sep. 30, 2019
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT
NOTE 5 - PROPERTY, PLANT AND EQUIPMENT
The following table indicates the carrying value of each of the major classes of our depreciable assets:
 
(In Millions)
 
September 30,
2019
 
December 31,
2018
Land rights and mineral rights
$
549.7

 
$
549.6

Office and information technology
72.9

 
70.0

Buildings
101.2

 
87.2

Mining equipment
577.0

 
548.5

Processing equipment
755.5

 
645.8

Electric power facilities
58.7

 
58.7

Land improvements
23.8

 
23.8

Asset retirement obligation
14.8

 
14.8

Other
29.2

 
25.2

Construction-in-progress
668.9

 
284.8

 
2,851.7

 
2,308.4

Allowance for depreciation and depletion
(1,081.8
)
 
(1,022.4
)
 
$
1,769.9

 
$
1,286.0


We recorded capitalized interest into property, plant and equipment of $7.0 million and $16.9 million for the three and nine months ended September 30, 2019, respectively, and $1.8 million and $3.9 million for the three and nine months ended September 30, 2018, respectively.