biotite schist

基本解释

The talc-schist , talcmarble and biotite-schist are the most favourable hosting rocks to mineralization.
最有利于矿化的围岩是富镁的滑石片岩、含滑石片岩、含滑石大理岩和黑云母片岩等。
The clinical application of Lapis Chloriti medicine-botanical origins from the biotite and chlorite schist and mica schist carbonate.
临床应用的青礞石药材的基源应为黑云母片岩和绿泥石化云母碳酸盐片岩。
Its industrial types of ore bodies are weak magnetic type which should be chosen. Its ore-forming types are magnetic biotite schist and magnetic granulite type.
矿石工业类型为需选弱磁性铁矿石，主要成因类型为磁铁黑云片岩型、磁铁变粒岩型。