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yun nan meng lian di qu wan gu sheng dai huo shan yan te zheng
Author(s): 
Pages: 21-37
Year: Issue:  0
Journal: Sedimentary Geology and Tethyan Geology

Keyword:  火山岩晚古生代橄榄拉斑玄武岩碱性玄武岩苦橄岩岩石地球化学特征苦橄玄武岩洋脊玄武岩放射虫构造环境;
Abstract: 云南孟连地区晚古生代火山岩特征张双全,朱勤文(中国地质大学,北京)孟连地区位于云南省孟连县、澜沧县境内,属“三江”构造带西部的昌宁-孟连构造带的最南端。出露于研究区的地层为下泥盆统至中三叠统。下泥盆统至中三叠统为连续沉积,主要岩性有碳质页岩、笔石页岩...
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