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v3.21.2

DESCRIPTION OF THE BUSINESS: (Details) | 9 Months Ended
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Sep. 30, 2021 $ / lb $ / item
Percentage of ownership interest held by the parent company | 88.90%
Percentage of operating over production capacity during COVID-19 time | 96.00%
Copper price assumption | $ / lb | 2.00
Molybdenum price assumption | $ / item | 4.00
Minimum |
Projected discounted cash flows in excess of the carrying amounts of long lived assets by margins | 1.3
Maximum |
Projected discounted cash flows in excess of the carrying amounts of long lived assets by margins | 4.3
Peru |
Percentage workforce working on site under strict safety measures | 71.00%
Mexico |
Percentage workforce working on site under strict safety measures | 96.00%

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