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ppt on problems in deep mining

ppt on problems in deep mining

Deep Sea Miningpresentation Ppt Mining. Deep sea mining deep sea mining is relatively new extreme and dangerous mineral retrieval process that takes on the ocean floor ocean mining sites are usually around large areas of polymetallic nodules at about 1400 to 3700mts below the ocean surface the vents create sulphide deposits which contain certain valuable metals such as silver

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