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Inventories (Tables)
 3 Months Ended
Mar. 31, 2016
Inventories  
Schedule of inventories, net

Inventories, net consisted of the following (in thousands):

 

 

 

 

 

 

 

 

 

 

March 31,

 

December 31,

 

 

 

2016

 

2015

 

Lime and limestone inventories:

    

 

    

    

 

    

 

Raw materials

 

$
5,815

 

$
6,627

 

Finished goods

 

 
1,810

 

 
2,049

 

 

 

$
7,625

 

$
8,676

 

Service parts inventories

 

 
6,147

 

 
6,052

 

 

 

$
13,772

 

$
14,728