| 北祁连山早古生代硅质岩稀土元素特征及环境指相意义 |
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| 引用本文： | 赵江天,夏林圻,夏祖春,何世平,徐学义.北祁连山早古生代硅质岩稀土元素特征及环境指相意义[J].地质论评,2003,49(6):605-609. |
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| 作者姓名： | 赵江天 夏林圻 夏祖春 何世平 徐学义 |
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| 作者单位： | 中国地质调查局西安地质矿产研究所,710054 |
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| 摘 要： | 本文通过对北祁连山不同地质环境与火山岩相伴生硅质岩稀土元素特征的分析，证明产于不同地质环境硅质岩的稀土元素，特别是∑REE、Ce／Ce*、LaN／YbN具有特定的规律性变化。该研究为利用硅质岩稀土元素判定古老造山带构造环境提供了参考标准。
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| 关 键 词： | 早古生代 硅质岩 稀土元素 环境指相 |
Tectonic Setting Implications of Rare Earth Elements in Early Paleozoic Siliceous Rocks from the Northern Qilian Mountains |
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| XU Xueyi,ZHAO Jiangtian,XIA Linqi,XIA Zuchun,HE ShipingXi''an Institute of Geology and Mineral Resources,Geological Survey of Chin,Xi''an,Shaanxi.Tectonic Setting Implications of Rare Earth Elements in Early Paleozoic Siliceous Rocks from the Northern Qilian Mountains[J].Geological Review,2003,49(6):605-609. |
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| Authors: | XU Xueyi ZHAO Jiangtian XIA Linqi XIA Zuchun HE ShipingXi'an Institute of Geology and Mineral Resources Geological Survey of Chin Xi'an Shaanxi |
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| Abstract: | |
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| Keywords: | northern Qilian Mountains siliceous rocks rare earth elements tectonic setting |
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