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Open pit mining Wikipedia the free encyclopedia El Chino located near Silver City New Mexico is an open pit copper mine Open pit mines are used when deposits of commercially useful minerals or

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Open pit mining also known as opencast mining and open cut mining refers to a method of extracting rock or minerals from the earth by their removal from an open pit or borrow The term is used to differentiate this form of

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It was designated a National Historic Landmark in 1966 under the name Bingham Canyon Open Pit Copper Mine Contents 1 Copper mines in the United States Geology Morenci Copper Mine Arizona United States of America

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Santa Matilde open pit Berja Mines Grupo minero Berja Las Herrer #237 as Sierra Almagrera Cuevas del Almanzora Cuevas de Vera Almer #237 a Andalusia Spain A variety of Silver with about 5% Hg

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Open pit mine The Full Wiki Students get citable references for your research with The Fu People are unlikely to make a distinction between an open pit mine and other types of open cast mines such as quarries borrows

Open pit mine The Full Wiki

Open pit mines are used when deposits of commercially useful minerals or rock are found near the surface generally as laterite is extracted via open pit down to % Copper is extracted at grades as low as % to %

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Equipment Used In Open Pit Copper Ore Mining Plant Open Pit Mine Planning and Design Two Volume Set amp CDROM get quotation open pit mine chalcopyrite Solution for ore mining Ernest Henry Mining Technology 51/49%

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Long Description Open pit copper mines west of Ruth NV off of Highway 50 Public viewing area provides a great view of the the mines now scaled back in operations Operated by BHP an Australian resources conglomerate