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INVENTORIES (Tables) | 12 Months Ended
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Dec. 31, 2021
INVENTORIES |
Schedule of inventories | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, 2021 |  | December 31, 2020
Material on leach pads | ​ | $ | 4,660 | ​ | $ | 21,003
In-process inventory | ​ |  | 3,049 | ​ |  | 3,922
Stockpiles | ​ |  | 5,105 | ​ |  | 635
Precious metals | ​ |  | 1,819 | ​ |  | 1,344
Materials and supplies | ​ |  | 3,702 | ​ |  | 4,845
​ | ​ | $ | 18,335 | ​ | $ | 31,749
Less long-term portion | ​ | ​ | (2,543) | ​ | ​ | (4,785)
​ | ​ | ​ | 15,792 | ​ | ​ | 26,964

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