Zircon U-Pb ages and geochemistry of newly discovered Neoproterozoic orthogneisses in the Mishan region, NE China: Constraints on the high-grade metamorphism and tectonic affinity of the Jiamusi-Khanka Block

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• 作者：Hao Yang^a ; ^{yanghao12@mails.jlu.edu.cn} ; Wen-chun Ge^a ; ^{gewenchun@jlu.edu.cn} ; Guo-chun Zhao^b ; Jun-hui Bi^a ; Zhi-hui Wang^a ; Yu Dong^a ; Wen-liang Xu^a
• 关键词：Neoproterozoic magmatism ; High-grade orthogneiss ; Late Pan-African events ; Zircon U&ndash ; Pb ages ; Jiamusi-Khanka Block ; East Gondwana
• 刊名：Lithos
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：268-271
• 期：Complete
• 页码：16-31
• 全文大小：2579 K
• 卷排序：268

文摘

The ca. 895 Ma magmatic ages are first reported for the Jiamusi-Khanka Block. The ca. 563 Ma metamorphic ages are ~ 60 Ma earlier than previously recognized. This paper provides further constrains on the possible linkage between the Jiamusi-Khanka Block and East Gondwana.