特提斯海

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SHRIMP U-Pb geochronology of the zircons from the Precambrian basement of the Qilian Block and its geological significances被引量：44
《Chinese Science Bulletin》2007年第19期2687-2701,共15页Kuoan TUNG Huai-Jen YANG Houng-Yi YANG LIU DunYi ZHANG JianXin WAN YuSheng Chien-Yuan TSENG 
the Chinese Development Found and National Science Council (Grant Nos. 91-2116-M-006-16 and 92-2116-M-006-010)
Origin and tectonic evolution of the Qilian Precambrian basement on NW China were investigated using zircon U-Pb ages with collaborating stratigraphic and paleontological evidence. Zircon grains were separated from tw...
关键词：地球年代学 锆石 前寒武纪 古地中海 特提斯海 
Opening of the Tethys in southwest China and its significance to the breakup of East Gondwanaland in late Paleozoic:Evidence from SHRIMP U-Pb zircon analyses for the Garzêophiolite block被引量：16
《Chinese Science Bulletin》2005年第3期256-264,共9页YANQuanren WANGZongqi LIUShuwen LIQiugen ZHANGHongyuan WANGTao LIUDunyi SHIYuruo JIANPing WANGJianguo ZHANGDehui ZHAOJian 
This work was supported by the National Natural Science Foundation of China(Grant Nos.40472119 and 40172071);the Progranme of Excelent Young Scientists of the Ministry of Land and Resources,the Ministry of Science and Technology of the People's Republic of China(Grant No.2002CB412608);the China Geological Survey(Grant No.200313000057).
SHRIMP U-Pb zircon analyses for a gabbro sample from the Garzê ophiolite block yielded a mean 206Pb/238U age of 292±4 Ma, which indicated that the spread- ing time of the Garzê-Litang Tethys was most likely at the ...
关键词：特提斯海 中国 冈瓦纳大陆 古生代 分析方法 蛇纹石 辉长岩 地球化学分析 
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