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Inventories, Net
6 Months Ended
Jun. 30, 2023
Inventories, Net  
Inventories, Net

6. Inventories, Net

Inventories are valued principally at the lower of cost, determined using the average cost method, or net realizable value. Costs for raw materials and finished goods include materials, labor, and production overhead. Inventories, net consisted of the following (in thousands):

June 30,

December 31,

2023

2022

 

Lime and limestone inventories:

    

    

    

    

Raw materials

$

7,282

$

5,506

Finished goods

 

2,686

 

2,951

9,968

8,457

Service parts inventories

 

12,382

 

11,122

$

22,350

$

19,579