Simple geological structure, an open-pit mine, the development of high value for one of the three cryptomelane.
地质构造简单,属露天,开发价值高,为全国三大钾。
Simple geological structure, an open-pit mine, the development of high value for one of the three cryptomelane.
地质构造简单,属露天,开发价值高,为全国三大钾。
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