greenschist

The former three stages reflect the major process of eclogite facies metamorphism and the latest stages the light overprinting of greenschist facies retrometamorphism at the shallow level of crust.

前三个阶段反映了榴辉岩相变质主要过程。后一阶段，反映了榴辉岩在地壳浅部层次绿岩相环境下遭受轻微叠加改造。