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| 西藏日土岩基三宫岩石序列地球化学、年代学及构造意义 | |
| 引用本文： | 郑有业,许荣科,张刚阳,陕亮,梁积伟,齐建宏,陈悦丰,张有奎,吴清杰.西藏日土岩基三宫岩石序列地球化学、年代学及构造意义[J].岩石学报,2008,24(2). |
| 作者姓名： | 郑有业 许荣科 张刚阳 陕亮 梁积伟 齐建宏 陈悦丰 张有奎 吴清杰 |
| 作者单位： | 1. 中国地质科学院矿产资源研究所,北京,100037;中国地质大学,武汉,430074 2. 中国地质大学,武汉,430074 3. 长安大学资源学院,西安,710064 4. 甘肃地质矿产调查院,兰州,730000 5. 河南第一地质勘查院,南阳,473000 |
| 基金项目： | 国家科技支撑计划 , 国家重点基础研究发展计划 , 教育部重大项目 , 中国地调局国土资源大调查项目 |
| 摘 要： | 西藏日土岩基三宫岩石序列由花岗闪长岩、英云闪长岩、石英闪长岩组成,富含包体,包体由砂板岩捕掳体、角闪石析离体和镁铁质暗色深源包体组成。寄主岩的地球化学性质显示高硅、铝不饱和-弱饱和、钙碱性-高钾钙碱性、富集轻稀土、弱-中等的铕异常,寄主岩地球化学协和图指示岩浆来源为壳幔混源,花岗闪长岩锆石~(206)Pb/~(238)U年龄为115.5±0.4Ma,该混源花岗岩序列与狮泉河带闭合过程中岛弧与班戈地体的碰撞有关。 |
| 关 键 词： | 花岗岩 岩浆混合 构造环境 西藏日土 |
The feature of geochemistry, chronology and tectonic significance of Sangong granite series of Ritu invasion batholish in Tibet |
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| ZHENG YouYe XU RongKe ZHANG GangYang SHAN Liang LIANG JiWei QI JianHong CHEN YueFeng ZHANG YouKui WU QingJie Institute of Mineral Resources,Chinese Academy of Geological Sciences,Beijing ,China China University of Geosciences,Wuhan ,China Faculty of Resources,Chang'an University,Xi'an ,China The Institute of Geological and mineral explore of GanSu,LanZhou ,China The first Institute of Geological and mineral explore of Henan,Nanyang ,China.The feature of geochemistry, chronology and tectonic significance of Sangong granite series of Ritu invasion batholish in Tibet[J].Acta Petrologica Sinica,2008,24(2). | |
| Authors: | ZHENG YouYe XU RongKe ZHANG GangYang SHAN Liang LIANG JiWei QI JianHong CHEN YueFeng ZHANG YouKui WU QingJie Institute of Mineral Resources Chinese Academy of Geological Sciences Beijing China China University of Geosciences Wuhan China Faculty of Resources Chang'an University Xi'an China The Institute of Geological and mineral explore of GanSu LanZhou China The first Institute of Geological and mineral explore of Henan Nanyang China |
| Institution: | ZHENG YouYe XU RongKe ZHANG GangYang SHAN Liang LIANG JiWei QI JianHong CHEN YueFeng ZHANG YouKui WU QingJie Institute of Mineral Resources,Chinese Academy of Geological Sciences,Beijing 100037,China China University of Geosciences,Wuhan 430074,China Faculty of Resources,Chang'an University,Xi'an 710064,China The Institute of Geological and mineral explore of GanSu,LanZhou 730020,China The first Institute of Geological and mineral explore of Henan,Nanyang 473000,China |
| Abstract: | |
| Keywords: | Granite Magma mix Tectonic environment Ritu from Tibet |
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