They were exhumed upto the surface together with the Dabie complex after they were metamorphosed into eclogite at depth.During exhumation eclogite underwent different degrees of retrometamorphism.

在深部变质形成榴辉岩后又随大别杂岩一起被抬升到地表，在抬升过程中经历了不同程度的退变质作用。