扬子克拉通核部黄陵地区中太古代花岗杂岩中发现3.00~2.93Ga变质事件

魏运许; 徐大良; 周文孝; 万渝生; 黄显校; 赵小明; 段其发; 杨世平

doi:10.3799/dqkx.2018.234

扬子克拉通核部黄陵地区中太古代花岗杂岩中发现3.00~2.93Ga变质事件

doi: 10.3799/dqkx.2018.234

1.
中国地质调查局武汉地质调查中心, 湖北武汉 430205
2.
中国地质调查局花岗岩成岩成矿地质研究中心, 湖北武汉 430205
3.
中国地质大学地质调查研究院, 湖北武汉 430074
4.
中国地质科学院地质研究所北京离子探针中心, 北京 100037
5.
湖北省核工业地质调查院, 湖北孝感 432100

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出版历程
- 刊出日期: 2018-07-15

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图 9 野马洞岩组中代表性锆石CL图像及激光分析测试数据

小圈及同色数字分别为U-Pb年龄测试激光点位置与²⁰⁷Pb/²⁰⁶Pb年龄值，单位Ma；大圈及同色数字为Hf同位素测试激光点位置及ε_Hf(t)值，括号内白色数字为Th/U值.绿色数值“/”前后分别代表t_DM1(Hf)与t_DM2(Hf)，均为谐和锆石

Fig. 9. Representive CL images for ziron with laser analysis test data for the Yemadong Group

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