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Revenue (Tables) | 9 Months Ended
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Sep. 30, 2021
Revenue |
Revenue from the sale of dore and concentrate | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the three months ended September 30, | ​ | For the nine months ended September 30,
​ | ​ | 2021 | ​ | 2020 | ​ | 2021 | ​ | 2020
​ | ​ | (in thousands) | ​ | (in thousands)
Doré sales, net | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Gold | ​ | $ | 1,634 | ​ | $ | 1,495 | ​ | $ | 6,816 | ​ | $ | 5,155
Silver | ​ | ​ | 38 | ​ | ​ | 878 | ​ | ​ | 643 | ​ | ​ | 2,232
Less: Refining charges | ​ | ​ | (21) | ​ | ​ | (67) | ​ | ​ | (112) | ​ | ​ | (212)
Total doré sales, net | ​ | ​ | 1,651 | ​ | ​ | 2,306 | ​ | ​ | 7,347 | ​ | ​ | 7,175
Concentrate sales | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Gold | ​ | ​ | 8,709 | ​ | ​ | 5,211 | ​ | ​ | 22,904 | ​ | ​ | 13,894
Silver | ​ | ​ | 6,179 | ​ | ​ | 6,857 | ​ | ​ | 19,443 | ​ | ​ | 14,638
Copper | ​ | ​ | 2,447 | ​ | ​ | 2,911 | ​ | ​ | 9,547 | ​ | ​ | 6,470
Lead | ​ | ​ | 3,641 | ​ | ​ | 3,501 | ​ | ​ | 8,641 | ​ | ​ | 8,730
Zinc | ​ | ​ | 9,187 | ​ | ​ | 10,894 | ​ | ​ | 27,193 | ​ | ​ | 25,110
Less: Treatment and refining charges | ​ | ​ | (2,307) | ​ | ​ | (5,795) | ​ | ​ | (8,098) | ​ | ​ | (14,930)
Total concentrate sales, net | ​ | ​ | 27,856 | ​ | ​ | 23,579 | ​ | ​ | 79,630 | ​ | ​ | 53,912
Realized (loss) gain embedded derivative, net | ​ | ​ | (246) | ​ | ​ | 653 | ​ | ​ | 204 | ​ | ​ | 250
Unrealized (loss) gain embedded derivative, net | ​ | ​ | (232) | ​ | ​ | (103) | ​ | ​ | (48) | ​ | ​ | (232)
Total sales, net | ​ | $ | 29,029 | ​ | $ | 26,435 | ​ | $ | 87,133 | ​ | $ | 61,105

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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