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18. estimate the unit profit in mining and processing a 0.80% copper ore deposit if the selling price of copper in concentrate is $1.73/kg and overall unit costs are $6.5/ton. overall recovery is 82%. calculate the cut-off grade of the copper deposit.
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18. estimate the unit profit in mining and processing a 0.80% copper ore deposit if the selling pric...
Mathematics, 07.12.2020 17:40
Geography, 07.12.2020 17:40
Mathematics, 07.12.2020 17:40
Mathematics, 07.12.2020 17:40
Mathematics, 07.12.2020 17:40