The SHRIMP age data and geochemical results of the Palaeoarchaean dioritic gneiss and fine-grained trondhjemite of the ancient Dongshan rock belt from the Anshan area are reported in this paper.
本
道了该区东山古老岩石带古太古代闪
质片麻岩
细粒奥花岗岩的SHRIMP测年结
球化学组成。
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To the schists succeeded gneiss, partially stratified, remarkable for the parallelism and regularity of its lamina, then mica schists, laid in large plates or flakes, revealing their lamellated structure by the sparkle of the white shining mica.
片岩之
是片麻岩，部
，
其片的平行性
规则性而引人注
，
是云母片岩，铺成大片或片状，通过白色闪亮云母的闪光揭示了它们的状结构。
