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v3.22.1

Critical accounting estimates and judgments (Tables) | 12 Months Ended
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Dec. 31, 2021
Estimate of the reclamation obligations |
|  | Years ended December 31 |
|  | 2021 |  |  | 2020 |
Risk-free interest rate |  |  | 1.68% |  |  |  | 1.21% |
Annual inflation |  |  | 2.5% |  |  |  | 2.0% |

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