high-grade metamorphism meaning in English
高级变质作用
Examples
- All these rocks aforementioned are mainly parametamorphic rocks . milan , kaqiang and alamasi group underwent high - grade metamorphism of amphibolite facies , together with weak migmatism . they share the same geochemistry and total ree and many other chracters
二者主要为副变质岩石，米兰岩群和卡羌岩群、阿拉玛斯岩群变质较深为角闪岩相，普遍弱混合岩化，它们具有非常相似的地球化学特征，稀土元素总量及其它特点一致或相近。