MEGACRYSTS

作品数：19被引量：80H指数：6
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High-precision analysis of carbon isotopic composition for individual CO_(2)inclusions via Raman spectroscopy to reveal the multiple-stages evolution of CO_(2)-bearing fluids and melts被引量：1
《Geoscience Frontiers》2023年第3期33-44,共12页Wenjing Wang Wanjun Lu 
supported by National Nature Science Foundation of China(92058208);the National Key Research and Development Program of China(2018YFC0310006-04).
The carbon isotopic composition of CO_(2)inclusions trapped in minerals reflects the origin and evolution of CO_(2)-bearing fluids and melts,and records the multiple-stages carbon geodynamic cycle,as CO_(2)took part i...
关键词：Quantitative Raman analysis CO_(2)fluid inclusion Carbon isotope Corundum megacrysts CO_(2)degassing process 
The evolution of refertilized lithospheric mantle beneath the northeastern Siberian craton:Links between mantle metasomatism,thermal state and diamond potential
《Geoscience Frontiers》2022年第6期153-169,共17页Sergei Skuzovatov Vladislav S.Shatsky Alexey L.Ragozin Alexander P.Smelov 
the IGC State Assignment Project 0284-2021-0007;partially supported by the Russian Foundation for Basic Research (Grant No. 18-05-70014)。
Although the diamond potential of cratons is linked mainly to thick and depleted Archean lithospheric keels, there are examples of craton-edge locations and circum-cratonic Proterozoic terranes underlain by diamondife...
关键词：Siberian craton KIMBERLITE Diamond placers PERIDOTITES ECLOGITES MEGACRYSTS 
Melt Pockets in Garnet Megacrysts from Cenozoic Alkali Basalts of the Shavaryn Tsaram Vicinity,Mongolia
《Acta Geologica Sinica(English Edition)》2022年第1期111-122,共12页Anna ASEEVA Oleg AVCHENKO Alexander KARABTSOV Alexander CHASHCHIN Sergey VYSOTSKIY Victoria YAKOVENKO Natalia ZARUBINA Natalia KHARITONOVA 
Garnet megacryst with a multiphase inclusion from intraplate alkali basalts of the Shavaryn Tsaram(Tariat,Mongolia)was the object of the study.This unusual aggregate consists of porous glass,Ti-rich biotite,orthopyrox...
关键词：MEGACRYSTS GARNET alkali basalts WinTWQ 2.32 
Phlogopite in mantle xenoliths and kimberlite from the Grib pipe,Arkhangelsk province,Russia:Evidence for multi-stage mantle metasomatism and origin of phlogopite in kimberlite被引量：2
《Geoscience Frontiers》2019年第5期1941-1959,共19页A.V. Kargin L.V. Sazonova A.A. Nosova N.M. Lebedeva Yu.A. Kostitsyn E.V. Kovalchuk V.V. Tretyachenko Ya.S. Tikhomirova 
financially supported by the Program for Development MSU.N.Korotaeva (Lomonosov Moscow State University) assisted with mineral microprobe analyses;supported by the Russian President Grant for State Support of Young Russian Scientists (Project No.MK575.2017.5)to A.K.and N.L.;by the Russian Foundation for Basic Research (Project No.16-05-00298a);by the Program of Basic Research of the Institute of the Geology of Ore Deposits, Petrography, Mineralogy, and Geochemistry (IGEM), Russian Academy of Sciences
We present petrography and mineral chemistry for both phlogopite,from mantle-derived xenoliths (garnet peridotite,eclogite and clinopyroxene-phlogopite rocks) and for megacryst,macrocryst and groundmass flakes from th...
关键词：MANTLE METASOMATISM KIMBERLITE PHLOGOPITE MANTLE XENOLITHS MEGACRYSTS 
Mineral Chemistry and Crystallization Conditions of the Late Cretaceous Mamba Pluton from the Eastern Gangdese, Southern Tibetan Plateau被引量：12
《Journal of Earth Science》2016年第4期545-570,共26页Xiaowei Li Xuanxue Mo Mark Scheltens Qi Guan 
funded by the National Natural Science Foundation of China (Nos. 41403028, 40830317);the China Postdoctoral Science Foundation (No. 2015T80113);China University of Geosciences (No. GMPR201509);the Fundamental Research Funds for the Central Universities of China (No. 2652015018)
The Late Cretaceous Mamba granodiorite belongs to a part of the Mesozoic Gangdese continental magmatic belt. No quantitative mineralogical study has been made hitherto, and hence the depth at which it formed is poorly...
关键词：Mamba pluton Gangdese terrane MMEs K-feldspar megacrysts magma mixing P-Tconditions oxygen fugacity in-situ trace element. 
He and Ar isotope geochemistry of pyroxene megacrysts and mantle xenoliths in Cenozoic basalt from the Changle–Linqu area in western Shandong被引量：5
《Chinese Science Bulletin》2014年第4期396-411,共16页Fei Su Yan Xiao Huaiyu He Benxun Su Ying Wang Rixiang Zhu 
supported by the National Basic Research Program of China(2009CB825001);the National Natural Science Foundation of China(90714010)
We performed a combined study of He–Ar isotopes and element geochemistry for pyroxene megacrysts and mantle xenoliths from Cenozoic basalt in the Changle–Linqu area in western Shandong.The results are used to trace ...
关键词：同位素地球化学 洋中脊玄武岩 辉石巨晶 地幔捕虏体 氩同位素 新生代 西部 山东 
Noble gases in corundum megacrysts from the basalts in Changle,Shandong Province,eastern China被引量：6
《Chinese Science Bulletin》2007年第3期380-387,共8页HU WenXuan SONG YuCai CHEN XiaoMing TAO MingXin ZHANG LiuPing 
the Foundation of State Key Basic Research 973 Program of China (Grant No. 2004CB720503)
This study presents noble gaseous data of the corundum megacrysts from the Cenozoic basalts in Changle, Shandong Province, eastern China. It is known that no noble gaseous data of corundum megacryst have been document...
关键词：山东长乐 玄武岩 刚玉伟晶 地幔 惰性气体 
Megacrysts in the Cenozoic basalt of the Tuoyun Basin,Southwest Tianshan被引量：2
《Science China Earth Sciences》2007年第1期55-66,共12页LÜ YongJun LUO ZhaoHua REN ZhongBao LIANG Tao 
Supported by the National Natural Science Foundation of China (Grant Nos. 40472038 and 40272033);the Extracurriculum Academic Research Programme of China University of Geosciences, Beijing
Abundant megacrysts of clinopyroxene, amphibole, anorthoclase, and phlogopite are found together with deep-seated xenoliths in the Cenozoic basalt of the Tuoyun Basin, Southwest Tianshan. The megacrysts are mainly in ...
关键词：Tuoyun BASIN MEGACRYST CLINOPYROXENE amphibole anorthoclase alkaline BASALT Tianshan. 
Hf isotopes of zircon megacrysts from the Cenozoic basalts in eastern China被引量：11
《Chinese Science Bulletin》2005年第22期2602-2611,共10页QIU Zhili WU Fuyuan YU Qingyuan XIE Liewen YANG Shufeng 
This work was supported by the National Natural Science Foundation of China (Grants Nos. 49602025, 40325006 and 40025209);“Excellent Youth”of Chinese Academy of Sciences, and Natural Science Foundation of Guangdong (Grant No. 011143).
Cenozoic basalts are widely distributed in east- ern China, and some of them contain zircon megacrysts which are considered to be constituent mineral of the sub- continental lithospheric mantle (SCLM) and petrogenetic...
关键词：HF同位素 锆石 新生代时期 玄武岩 
Discovery of Pyrrhotite-Chalcopyrite Bearing Amphibole Megacrysts in Tongling Area, Anhui Province被引量：2
《Journal of China University of Geosciences》2004年第1期36-45,共10页QinXinlong DuYangsong TianShihong H.K.Lee YinJingwu S.J.Kim 
ThispaperissupportedbytheNationalNaturalScienceFoundationofChina(Nos.40 2 72 0 34and 40 1 330 2 0 ) ,KeyProgramofScienceandTechnologyRe search ,MinistryofEducation (No .0 31 78)andKoreaScienceandEngineeringFund (No.KOSEF 2 0 0 0 5 1 31 0 3 0 2 )
Some pyrrhotite-chalcopyrite-bearing amphibole megacrysts (including pyroxene megacrysts) were discovered in Mesozoic augite diorite-porphyrite at Caoshan in Tongling area, Anhui Province. The amphibole megacrysts,bel...
关键词：amphibole megacrysts pyrrhotite-chalcopyrite TONGLING Anhui Province. 
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