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《Geology-geochemistry》 2001-02
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GEOCHEMICAL CHARACTERISTICS AND TECTONIC SETTING OF THE VOLCANIC ROCKS IN THE NURT AREA OF ALTAY

Yuan Feng Zhou Taofa Yue Shucang(Department of Resources and Environmental Science, Hefei University of Technology, Hefei 230009)  
Volcanic rocks occurring in the Lower Carboniferous Hongshanzui Formation and Upper Devonian Mangdaiqia Formation, belonging to the acid and calc-alkaline series and the eruptive environment was a continental environment. The volcanic rocks originated from partial melting of the middle crust.The Upper Devonian volcanic rocks were formed at the consolidation stage of new continental crust phase. The Lower Carboniferous volcanic rocks were formed at the consolidation, relaxation and mobilization stages.;
【Fund】: “九五”国家科技攻关项目 (96 915 0 2 0 4;新疆 30 5 )
【CateGory Index】: P588.1
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