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Cost of Sales (Tables) | 12 Months Ended
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Dec. 31, 2019
Cost of Sales [abstract] |
Schedule of Cost of Sales |
|  | Year ended December 31, 2019
|  | Caylloma |  | San Jose |  | Total
Direct mining costs |  | $ | 35,712 |  | $ | 66,022 |  | $ | 101,734
Salaries and benefits |  |  | 7,557 |  |  | 7,483 |  |  | 15,040
Workers' participation |  |  | 717 |  |  | 5,294 |  |  | 6,011
Depletion and depreciation |  |  | 13,621 |  |  | 30,737 |  |  | 44,358
Royalties |  |  | 750 |  |  | 3,385 |  |  | 4,135
Write-down of inventories |  |  | 93 |  |  | 1,235 |  |  | 1,328
|  | $ | 58,450 |  | $ | 114,156 |  | $ | 172,606
|  | Year ended December 31, 2018
|  | Caylloma |  | San Jose |  | Total
Direct mining costs |  | $ | 38,788 |  | $ | 60,860 |  | $ | 99,648
Salaries and benefits |  |  | 7,303 |  |  | 5,889 |  |  | 13,192
Workers' participation |  |  | 1,726 |  |  | 4,438 |  |  | 6,164
Depletion and depreciation |  |  | 12,222 |  |  | 32,251 |  |  | 44,473
Royalties |  |  | 218 |  |  | 3,030 |  |  | 3,248
|  | $ | 60,257 |  | $ | 106,468 |  | $ | 166,725

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