retrometamorphism

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.

前三个阶段榴辉岩相变质作用的主要过程。后一阶段，榴辉岩在地壳浅部次绿片岩相环境下遭受轻微的叠加改造。