| 西天山阿吾拉勒一带侏罗纪生物组合和沉积环境 |
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| 引用本文： | 张建辉,李注苍.西天山阿吾拉勒一带侏罗纪生物组合和沉积环境[J].甘肃地质学报,2009(2):11-13. |
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| 作者姓名： | 张建辉 李注苍 |
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| 作者单位： | 甘肃省地矿局第三地勘院; |
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| 基金项目： | 新疆新源县托库孜库马拉克一带1∶5万区域地质矿产调查(编号:XJQDW2003-07) |
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| 摘 要： | 西天山阿吾拉勒一带侏罗系地层根据其岩石组合、生物组合面貌等特征，可分为下侏罗统八道湾组（J1b）、下侏罗统三工河组（J1s）和中侏罗统的西山窑组（J2x），并在此基础上对侏罗纪地层的沉积环境进行分析，其为大陆裂谷衰亡之后河湖相沉积环境。
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| 关 键 词： | 生物组合 沉积环境 侏罗纪 阿吾拉勒 西天山 |
PALAEONOLOGIC ASSEMBLAGE AND SEDIMENTARY
ENVIRONMENT OF JURASSC IN AWULALE
AREA OF WESTERN TIANSHAN |
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| ZHANG Jian-hui and LI Zhu-cang.PALAEONOLOGIC ASSEMBLAGE AND SEDIMENTARY
ENVIRONMENT OF JURASSC IN AWULALE
AREA OF WESTERN TIANSHAN[J].Acta Geologica Gansu,2009(2):11-13. |
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| Authors: | ZHANG Jian-hui and LI Zhu-cang |
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| Institution: | No.3 Geology and Mineral Exploration Team;Gansu Provincial Bureau of Geology and Mineral Exploration and Development;Lanzhou 730000;China |
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| Abstract: | The Jurassic strara can be divided into Badaowan Group,Sangonhe Group and Xishanyao Group according to the features of rock assemblage and palaeontologic assemblage,furthermore,sedimentary environment has been determined as the river-lake faces formed after the decline of continental rift. |
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| Keywords: | Palaeontologic assemblage Sedimentary Environment Jurassic Awulale area Western Tianshan |
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