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苏北东海—连云港一带的前震旦变质地层,据近年来的研究重新定为上太古界东海群和元古界海州群。本文主要是对海州群的变质作用进行讨论。
The former Sinian metamorphic strata in the area of the East China Sea and Lianyungang in the Northern Jiangsu Province have been reorganized into the East China Sea Group and the Proterozoic Haizhou Group in the Upper Arctic according to the researches in recent years. This article mainly discusses the metamorphism of the Haizhou Group.