| 南秦岭大巴山地区的下震旦统及前震旦系 |
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| 引用本文： | 唐将,林源.南秦岭大巴山地区的下震旦统及前震旦系[J].中国地质,2002,29(2):143-146. |
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| 作者姓名： | 唐将 林源 |
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| 作者单位： | 重庆市地勘总公司川东南地质大队,重庆,400033 |
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| 摘 要： | 对南秦岭大巴山地区紧邻城口—房县深断裂北侧的一套碎屑岩及沉积火山碎屑岩的地层剖面特征进行了描述,探讨了地层划分及时代归属,依据岩性特征及地层接触关系,从上至下划分为下震旦统木座组、代安河组及前震旦系龙潭河组。
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| 关 键 词： | 下震旦统 前震旦系 地层划分 大巴山地区 |
| 文章编号： | 1000-3657(2002)02-0143-04 |
| 修稿时间： | 2000年12月26 |
The lower Sinian and pre-Sinian of the Daba Mountain area in the South Qinling region |
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| TANG Jiang,LIN Yuan.The lower Sinian and pre-Sinian of the Daba Mountain area in the South Qinling region[J].Chinese Geology,2002,29(2):143-146. |
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| Authors: | TANG Jiang LIN Yuan |
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| Abstract: | In the paper the authors describe the features of a suite of clastic rocks and sedimentary-pyroclas-tic rocks and discuss the stratigraphic division and age assignment of the stratigraphic units on the north side of the Chengfang deep fault in the Daba Mountain area in the South Qinling.According to the litho-logical characteristics and contact relationships with the overlying and underlying strata,this suite is divided in descending order into the lower Sinian Muzhuo Formation and Dai'anhe Formation and the pre-Sinian Longtanhe Formation. |
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| Keywords: | lower Sinian pre-Sinian stratigraphic division Daba Mountain area |
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