The ore-bearing rock is composed mainly of andesitic tuff and tuffite.
在赋矿层中首次发现了层状电气石岩。
The ore-bearing rock is composed mainly of andesitic tuff and tuffite.
在赋矿层中首次发现了层状电气石岩。
The main kinds of rocks include carbonate rocks, tuffite, siliceous rocks and quartz sand-stone.
主要岩石类型包括碳酸盐岩、沈积凝岩、矽质岩和石英砂岩。
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