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Inventories, Net (Tables)
 3 Months Ended
Mar. 31, 2020
Inventories, Net  
Schedule of inventories, net

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

 

 

 

 

 

 

 

 

 

 

 

March 31,

 

December 31,

 

 

 

2020

 

2019

 

Lime and limestone inventories:

    

 

    

    

 

    

 

Raw materials

 

$

4,723

 

$

4,546

 

Finished goods

 

 

1,706

 

 

1,954

 

 

 

 

6,429

 

 

6,500

 

Service parts inventories

 

 

7,105

 

 

6,888

 

 

 

$

13,534

 

$

13,388