陕北不同聚煤期煤层内高岭石夹矸的特征及演化  

Characteristics and Evolution of Kaolinite Spoil in Seams of Different Coal-accumulating Periods in North Shaanxi

作　　者：陈扬杰 

机构地区：[1]西安矿业学院地质系

出　　处：《煤田地质与勘探》1989年第2期1-6,共6页Coal Geology & Exploration

摘　　要：阐述了陕北各时代煤层中高岭石夹矸的肉眼岩矿特征、化学特征以及物理测试特征,并依此论述了岭高石夹耵的演化和影响演化的因素,从而有利于寻找某种高(?)石矿床。The paper describedthe megascopic petrologic,minerologic,chemi-cal and physical testing characteristics of kao-linite spoils in seams formed in different coal-accumulating periods in North Shaanxi,thendiscussed their evolution and forctors influe-ncing that evolution.The discussion is signi-ficant for searching some kaolinite deposits.

关 键 词：煤田 聚煤期 高岭石 夹矸 煤层 

分 类 号：P618.110.1[天文地球—矿床学]