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Surface mining - Wikipedia. Surface mining, including strip , Highwall mining is another form of surface mining that evolved from auger mining In Highwall mining, the ...

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coal mining: Definition from Answers. coal mining ( kl mni ) ( mining engineering ) The technical and mechanical job of removing coal from the earth and prepa

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Auger mining is a surface mining technique used to recover additional coal from a seam located behind a highwall produced either by stripping or open-pit mining.

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