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13. Sales of Products: Schedule of sales by significant product type (Tables) | 12 Months Ended
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Dec. 31, 2019
Tables/Schedules |
Schedule of sales by significant product type |
| 2019 | 2018
Concentrate sales to H&H Metal | $ | 5,857,942 | $ | 3,305,731
Dore’ sales to refineries |  | 261,570 |  | 324,106
Total | $ | 6,119,512 | $ | 3,629,837

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