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。一阶段，榴辉岩在地壳浅绿片岩相环境下遭受轻微的叠加改造。