镁铝榴石形成于滇东南晚第三纪岩简状的玄武质次火山角砾岩中，角砾岩成分复杂，其中包含有镁铝榴石和铬透辉石等可作宝石材料利用的角砾和晶屑。
The rubbles and crpetals of prrope and chrome-diopsidewhich can be used as gem materials are found in the breccias whose component is very complex.
储层岩石类型有砾岩、含砾砂岩、中细砂岩及粉砂岩。
The reservoir rocks consist of conglomerate, pebbly sandstone, medium-fine sandstone and siltstone.
本文主要研究断层泥中新生的粘土矿物特征，并研究断层泥中石英碎砾表面溶蚀的显微形貌结构特征。
In this paper, characteristics of neogenic clay minerals and micro-surface texture of quartz fragment in fault gouge are discussed.
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