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南天山蛇绿混杂岩形成时代及大地构造意义
引用本文:郝杰,刘小汉.南天山蛇绿混杂岩形成时代及大地构造意义[J].地质科学,1993,28(1):93-95.
作者姓名:郝杰  刘小汉
作者单位:中国科学院地质研究所 北京 100029
摘    要:南天山发育有2条基性、超基性岩带,北侧一条沿中天山与南天山分界线汉滕格里—哈里克—干沟断裂带分布,南侧一条大致沿南天山主脊分布,2条基性、超基性岩带的岩石组合和地球化学特征表明它们是肢解的蛇绿岩残块(王作勋等,1990)。

关 键 词:南天山  蛇绿混杂岩  华夏植物群  安加拉植物群  古特提斯洋
收稿时间:1992-05-01
修稿时间:1992-05-01;

OPHIOLITE MELANGE TIME AND TECTONIC EVOLUTIONAL MODEL IN SOUTH TIANSHAN AREA
Hao Jie Liu Xiaohan.OPHIOLITE MELANGE TIME AND TECTONIC EVOLUTIONAL MODEL IN SOUTH TIANSHAN AREA[J].Chinese Journal of Geology,1993,28(1):93-95.
Authors:Hao Jie Liu Xiaohan
Institution:Institute of Geology, Academia Sinica, Beijing 100029
Abstract:40Ar/39Ar age data obtained in this study indicate that the ophiolite formed during late Silurian Period in South Tianshan, and collision between Middle Tianshan block and Tarim block took place during early Permian Period.Paleobiogeographic data suggest that the South Tianshan ancient ocean may have developed between Angara and Cathaysian flora provinces during Carboniferous Period.
Keywords:South Tianshan  Ophiolit e melange  Cathaysion flora  Angara flora  Paleotethy  
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