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extraction and production of manganese

extraction and production of manganese

May 07, 2014· More than 25 million tons ofmanganeseare mined every year. Mostmanganese miningoccurs in open pits. Although there are processes in place tomine manganesenodules in the ocean floor, they cannot complete with land-basedmining production. Once the ore is mined, it’s transferred to aprocessingplant forelectrolytic processingor smelting

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