Because of red soil process strongly, earthy manganese-iron deposits widely distribute, resources are huge, ores are easily exploited and difficultly beneficiated, regarded as black soil long term.
湘南地区红土化作用强烈，土状锰铁矿分布广，蕴藏量巨大，矿石易采难选，长期被当作地下“黑土”。
Because of red soil process strongly, earthy manganese-iron deposits widely distribute, resources are huge, ores are easily exploited and difficultly beneficiated, regarded as black soil long term.
湘南地区红土化作用强烈，土状锰铁矿分布广，蕴藏量巨大，矿石易采难选，长期被当作地下“黑土”。
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