The alabandite and getchellite of hydrothermal origin, cement anatase of alkaline volcanic origin, and the high content of chlorite in coal were fist found in coals.
在西
区晚二叠世煤中首次发现了热液
因的硫锰矿和硫砷锑矿、碱性火山灰因的胶
锐钛矿和陆源碎屑因的斜绿泥石。
The alabandite and getchellite of hydrothermal origin, cement anatase of alkaline volcanic origin, and the high content of chlorite in coal were fist found in coals.
在西区晚二叠世煤中首次发现了热液因的硫锰矿和硫砷锑矿、碱性火山灰因的胶锐钛矿和陆源碎屑因的斜绿泥石。
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