how to mine underground copper ore

how to mine underground copper ore

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    Chile's largest open pit copper mine goes Chile's largest open pit copper mine, Chuquicamata, has officially started its conversion towards underground mining...

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    Depending on the configuration and depth of the copper deposit, mining operations use either open pit or underground mining methods: Open Pit Mining...

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    Economic Feasibility Study - Dig Into Mining There are two basic methods of mining the copper ore: surface or open-pit mining , deposit is more likely to be mined by underground methods...

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