矿床成因属风化残积型，受地层、岩性的控制。

Genetically, it is an eluvial deposit produced by weathering, controlled by the stratigraphy and lithology.

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黔东北地区的氧化锰矿床系风化矿床，按其成因可进一步分为残积矿床和淋积矿床两种。

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.

youdao

黔东北地区的氧化锰矿床系风化矿床，按其成因可进一步分为残积矿床和淋积矿床两种。

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.

youdao