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INVENTORIES | 6 Months Ended
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Jun. 30, 2020
INVENTORIES |
INVENTORIES | NOTE 8 INVENTORIES Inventories at June 30, 2020 and December 31, 2019 consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | June 30, 2020 |  | December 31, 2019
Material on leach pads | ​ | $ | 29,632 | ​ | $ | 37,328
In-process inventory | ​ |  | 3,770 | ​ |  | 3,847
Stockpiles | ​ |  | 696 | ​ |  | 1,384
Precious metals | ​ |  | 739 | ​ |  | 1,038
Materials and supplies | ​ |  | 4,432 | ​ |  | 4,382
Inventories | ​ | $ | 39,269 | ​ | $ | 47,979
Less current portion | ​ | ​ | 33,371 | ​ | ​ | 38,376
Long-term portion | ​ | $ | 5,898 | ​ | $ | 9,603
​ During the three and six months ended June 30, 2020, the inventory of the Black Fox Mine was written down to its net realizable value. The write-down was $1.9 million, of which $1.5 million was included in production costs applicable to sales (three and six months ended June 30, 2019 - $nil). In addition, the inventory of the Gold Bar Mine was also written down to its net realizable value in the first quarter of 2020. The write-down was $1.2 million, of which $1.1 million was included in production costs applicable to sales (three and six months ended June 30, 2019 - $nil). ​

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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