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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