Fangniushan quartzite series consist of coarse terrigenous clastic rock which has been suffered the metamorphism of low green schist facies, contact lines of its top and base are distinct.
放牛山石英岩系为经低绿片岩相变质的粗陆源碎屑岩。顶、底界线清晰,与下伏太古宙变质花岗岩系及上覆中元古界熊耳群均呈角度不整合接触。
The pre-exist amphibolite facies rocks in the fracture belt have been superimposed by retrograde green-schist facies with neoformation of chlorite.
断裂带中已存在的角闪岩相岩石已与绿泥石新形成的逆行绿片岩相叠加。
The metamorphic facies gradually change from low amphibolite—high green-schist facies of the basement to low green-schist of the cover.
变质相由基底岩系的低角闪岩相—高绿片岩相逐渐过渡为上覆盖层的低绿片岩相。
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