石英。 中文名称：斑脱岩英文名称：Bentonite 简要特征描述：灰白色。细粒致密结构。斑脱构造。含水的铝氧化物、 三水铝矿、勃姆石和硬水铝石。 中文名称：安山质岩屑凝灰岩英文名称：Andesitic bore
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Characteristics of clay mineralogy,major and trace elements for the clay rocks argue that the studying clay rocks should be volcanic in origin and known as K-bentonite.
综合粘土岩的粘土矿物组成、主量元素及微量元素特征,认为其成因上应属火山成因的钾质斑脱岩。
参考来源 - 贵州乌当地区泥盆系乌当组下部粘土岩成因的初步研究·2,447,543篇论文数据，部分数据来源于NoteExpress
在这一廊带中，由南向北其下马岭组沉积厚度和斑脱岩的层数逐渐增大。
From the south to the north, both the thickness of the third member of the Xiamaling Fm. and the number of K-bentonite layers increase gradually.
其主要采用斑脱岩、亚铁盐、活性碳在常温下进行粉碎，粉碎细度为80 ~ 100目，在常温下再进行混合搅拌1 ~ 2小时，堆放15 ~ 24小时成熟后即成产品。
The coagulant is produced with bentonite, ferrite and active carbon and through crushing to 80-100 mesh, mixing through stirring for 1-2 hr and stacking for 15-24 hr to mature.
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