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open-pit mining |
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open-pit mining [¦ō·pən ¦pit ′mīn·iŋ] (mining engineering) Extracting metal ores and minerals that lie near the surface by removing the overlying material and breaking and loading the ore. Also known as open-cast mining; opencut mining. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| The surface location of the fold nose is also the site of a previous production shaft and open cast mining by both former operators and local miners, giving added credence to the hypothesis that a "thickened" deposit does exist along this fold. Paul explained that the company will be able to extract the platinum using inexpensive open cast mining. The significant surface expression of this zone lends it to low cost, open cast mining. |
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