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Surface mining machine used open cast

Reading OpenPit Mining Openpit mining or opencast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow This form of mining differs from extractive methods that require tunneling into the earth such as long wall mining

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    Openpit opencast or open cut mining is a surface mining technique of extracting rock or Openpit mines are used when deposits of mercially useful ore or rocks are found near the surface that is These benches are usually on four to sixty metre intervals depending on the size of the machinery that is being used

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