| 扬子地台西南缘震旦纪微古化石的发现及其地质意义 |
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| 引用本文： | 游再平,郭建强.扬子地台西南缘震旦纪微古化石的发现及其地质意义[J].四川地质学报,1999(1). |
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| 作者姓名： | 游再平 郭建强 |
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| 作者单位： | 四川地勘局区调队 |
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| 摘 要： | 扬子地台西南缘浅变质地层中新发现丰富的微古植物化石，其时代为晚震旦世。据此将该套地层划归震旦系，进一步划分为灯影组、观音崖组和苏雄组，建立了该区震旦系岩石地层系统。在区域对比基础上，将其归属扬子地层区上扬子分区九顶山小区。
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| 关 键 词： | 微古植物 震旦纪 扬子地台西南缘 |
SISCOVERY OF MICROPALEONTOLOGIC FOSSILS AND ITS GEOLOGICAL SIGNIFICANCE ON THE SOUTHWESTERN MARGIN OF THE YANGTZE PLATFORM |
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| You Zoiping,Guo Jianqiang.SISCOVERY OF MICROPALEONTOLOGIC FOSSILS AND ITS GEOLOGICAL SIGNIFICANCE ON THE SOUTHWESTERN MARGIN OF THE YANGTZE PLATFORM[J].Acta Geologica Sichuan,1999(1). |
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| Authors: | You Zoiping Guo Jianqiang |
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| Abstract: | Abundant micropaleontologic fossils in the Late Sinian are found in epimetamorphic strata on the southwestern margin of the Yangtze platform.Accordingly,the epimetamorphic strata are divided into the Dengying Formation,Guanyingya Formation and Suxiong Formation On the regional stratigraphical correlation,the epimetamorphic strata belong to the Jiudingshan stratigraphic subdivision of the Yangtze stratigraphic division |
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| Keywords: | micropaleobotany Sinian southwestern margin of the Yangtze platform |
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