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milling zinc ore

milling zinc ore

Zinc oresare recovered by many mining techniques, ranging from open-pitmining(mainly in the case of oxidizedorebodies, which are located closer to Earth’s surface) to the normal underground methods (used for the more deeply locatedsulfide ores). The most common underground method oforeextraction is cut-and-fill stoping, in which tunnels are dug to moderate depths, branching away from …

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