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| 西藏西部冈仁波齐花岗闪长岩锆石SHRIMP U-Pb定年及其地质意义 | |
| 引用本文： | 夏斌,韦振权,张玉泉,徐力峰,李建峰,王彦斌. 西藏西部冈仁波齐花岗闪长岩锆石SHRIMP U-Pb定年及其地质意义[J]. 地质通报, 2007, 26(8): 1014-1017 |
| 作者姓名： | 夏斌 韦振权 张玉泉 徐力峰 李建峰 王彦斌 |
| 作者单位： | 1. 中国科学院广州地球化学研究所边缘海地质重点实验室,广东,广州,510640 2. 中国科学院广州地球化学研究所边缘海地质重点实验室,广东,广州,510640;中国科学院研究生院,北京,100039 3. 北京离子探针中心,北京,100037 |
| 摘 要： | 冈底斯岩带西段冈仁波齐岩体斑状花岗闪长岩中的锆石SHRIMPU-Pb年龄测定结果为48.3Ma±1.5Ma,该年龄反映了冈仁波齐花岗闪长岩体的侵位或结晶年龄,属于喜马拉雅期,相当于中始新世。岩体的形成时间略晚于印度-欧亚大陆初始碰撞的时间,为两大陆碰撞作用过程中的产物,属同碰撞花岗岩。 |
| 关 键 词： | 锆石SHRIMP U-Pb定年 花岗闪长岩 冈仁波齐 冈底斯岩带西段 西藏 |
| 文章编号： | 1671-2552(2007)08-1014-04 |
| 修稿时间： | 2007-01-10 |
SHRIMP U-Pb zircon dating of granodiorite in the Kangrinboqê pluton in western Tibet, China and its geological implications |
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| XIA Bin,WEI Zhen-quan,ZHANG Yu-quan,XU Li-feng,LI Jian-feng,WANG Yan-bin . Key Laboratory of Marginal Sea Geology,Guangzhou Institute of Geochemistry,Chinese Academy of Sciences,Guangzhou,Guangdong,Chin,. Graduate School of the Chinese Academy of Sciences,Beijing,Chin,. Beijing SHRIMP Center,Beijing,China. SHRIMP U-Pb zircon dating of granodiorite in the Kangrinboqê pluton in western Tibet, China and its geological implications[J]. Geologcal Bulletin of China, 2007, 26(8): 1014-1017 | |
| Authors: | XIA Bin WEI Zhen-quan ZHANG Yu-quan XU Li-feng LI Jian-feng WANG Yan-bin . Key Laboratory of Marginal Sea Geology Guangzhou Institute of Geochemistry Chinese Academy of Sciences Guangzhou Guangdong Chin . Graduate School of the Chinese Academy of Sciences Beijing Chin . Beijing SHRIMP Center Beijing China |
| Affiliation: | XIA Bin,WEI Zhen-quan,ZHANG Yu-quan,XU Li-feng,LI Jian-feng,WANG Yan-bin . Key Laboratory of Marginal Sea Geology,Guangzhou Institute of Geochemistry,Chinese Academy of Sciences,Guangzhou,Guangdong,Chin,. Graduate School of the Chinese Academy of Sciences,Beijing,Chin,. Beijing SHRIMP Center,Beijing,China |
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