• Oxide manganese deposits in east-northern Guizhou are of exotic weathering deposits, further may be subdivided into two kinds of the eluvial ore deposit and the leaching-accretion deposit by genesis.

    黔东北地区氧化锰矿床系风化矿床其成因进一步分为残积矿床积矿床

    youdao

  • Oxide manganese deposits in east-northern Guizhou are of exotic weathering deposits, further may be subdivided into two kinds of the eluvial ore deposit and the leaching-accretion deposit by genesis.

    黔东北地区氧化锰矿床系风化矿床其成因进一步分为残积矿床积矿床

    youdao

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