ANTARCTICA

作品数：531被引量：557H指数：10
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1/3 of Antarctica is Not a Continent: Geophysical Evidence for West Antarctica as a Backarc System
《Acta Geologica Sinica(English Edition)》2021年第S01期51-54,共4页Irina M.ARTEMIEVA Hans THYBO 
supported by grants FNU-1323-00053 to I.M.A.;FNU-16/059776-15 to H.T.from the Danish Research Council
Antarctica has traditionally been considered continental inside the coastline of ice and bedrock.In our recent study(Artemieva and Thybo,2020)we reconsider the conventional extent of this continent and demonstrate tha...
关键词：paleosubduction back-arc extension continental crust LITHOSPHERE upper mantle 
Petrology,Mineralogy and Geochemisty of Antarctic Mesosiderite GRV 020175:Implications for Its Complex Formation History被引量：1
《Acta Geologica Sinica(English Edition)》2010年第3期528-542,共15页WANG Linyan HSU Weibiao MA Changqian 
The sample of GRV 020175 was provided by the Polar Research Institute of China;supported by China Ministry of Science and Technology(Grant No. 2005DKA21406);the National Natural Science Foundation of China(Grant Nos.10621303 and 40773046);the Minor Planet Foundation of China.
GRV 020175 is an Antarctic mesosiderite,containing about 43 vol%silicates and 57 vol% metal.Metal occurs in a variety of textures from irregular large masses,to veins penetrating silicates, and to matrix fine grains.T...
关键词：mesosiderite metal-silicate mixing thermal metamorphism formation history ANTARCTICA 
A New Martian Meteorite from Antarctica:Grove Mountains (GRV) 020090被引量：24
《Acta Geologica Sinica(English Edition)》2004年第5期1034-1041,共8页MIAOBingkui OUYANGZiyuan WANGDaode JUYitai WANGGuiqin LINYangting 
This work is supported by the National Natural Science Foundation of China(Grant No.40232026);the pilot project of knowledge innovation program of the Chinese Academy of Sciences(Grant No.KZCX3-SW-123).
Reported in this paper are the petrology and mineral chemistry of GRV 020090, the second Martian meteorite collected from the Grove Mountains, Antarctica. This meteorite, with a mass of 7.54 g, is completely covered b...
关键词：METEORITE LHERZOLITE SHERGOTTITE achondrite Mars ANTARCTICA 
Ca-, Al-rich Inclusions in Three New Carbonaceous Chondrites from the Grove Mountains, Antarctica: New Evidence for a Similar Origin of the Objects in Various Groups of Chondrites被引量：19
《Acta Geologica Sinica(English Edition)》2004年第5期1042-1051,共10页DAIDeqiu LINYangting MIAOBingkui SHENGWenjie WANGDaode 
This work was supported by the pilot project of knowledge-innovation of Chinese Academy of Sciences(Grant No:KZCX3-SW-123);the National Natural Science Foundation of China(Grant No.40025311).
Three new carbonaceous chondrites (GRV 020025,021579 and 022459) collected from the Grove Mountains (GRV), Antarctica, have been classified as the CM2, CO3 and CV3 chondrites, respectively. A total of 27 Ca- and Al-ri...
关键词：ANTARCTICA METEORITE carbonaceous chondrite Ca-Al-rich inclusion CAI NEBULA 
Classification of 24 New Ordinary Chondrites from the Grove Mountains, Antarctica被引量：13
《Acta Geologica Sinica(English Edition)》2004年第5期1052-1059,共8页LURen MIAOBingkui WANGGuiqing DAIDeqiu LINYangting OUYANGZiyuan LIChunlai 
Petrography and mineral chemistry of 24 ordinary chondrites from the Grove Mountains, Antarctica, have been studied in order to identify their chemical-petrographic types. These samples were selected from a total of 4...
关键词：ANTARCTICA METEORITE ordinary chondrite CLASSIFICATION shock metamorphism thermal metamorphism 
Textural and Geochemical Characteristics of Proglacial Sediments: A Case Study in the Foreland of the Nelson Ice Cap, Antarctica被引量：8
《Acta Geologica Sinica(English Edition)》2004年第4期970-981,共12页LIUXiaodong SUNLiguang YINXuebin 
The work was supported by the Nationa1 Natural ScienceFoundation of China(Grant No．40231002 and 40076032);the project of Chinese Academy of Sciences(Grant No．KZCX2-303)
This paper presents a detailed study on the textural and geochemical characteristics of the proglacial sediments near the edge of modern Nelson Ice Cap, Antarctica. The grain size distributions of the proglacial sedim...
关键词：proglacial sediment grain size fractal dimension element abundance chemical weathering 
New Discovery of the Early Cretaceous Volcanic Rocks on the Barton Peninsula,King George Island,Antarctica and Its Geological Significance被引量：2
《Acta Geologica Sinica(English Edition)》2000年第2期176-182,共7页ZHENG Xiangshen SANG Haiqing QIU Ji LIU Jiaqi LEE Jong Ik KIM Hyeoncheol 
This work was financially supported by the National Natural Science Foundation of China(49672107);CAS(KZ951-A1-205-02);the Ministry of Science and Technology of China(98-927-01-06-05);This work was also supported by the Ministry of Maritime Affairs and Fisheries,Korea through KORDI(PP98001 04);The 9th Korean Antarctic Re-search Program and the King Sejong Station headedby Dr.Yeadong Kim provided logistic support duringthe expedition.
Ages determined with the 40Ar/39Ar isotopic system affirms the Early Cretaceous volcanic activity in the Barton Peninsula, King George Island, Antarctica. Two specimens of basaltic andesite collected from the lower-mo...
关键词：ANTARCTICA Barton Peninsula volcanic rocks ^(40)Ar/^(39)Ar age 
The Characteristics and Mechanism of Island-Arc Volcanism on the Central and Southern Fildes Peninsula, King George Island, Antarctica
《Acta Geologica Sinica(English Edition)》1992年第1期39-57,共19页Li Zhaonai Liu Xiaohan Shang Ruxiang Fei Zhenbi Institute of Geology Chinese Academy of Geological Science.Institute of Geology,Academia Sinica. 
This research was supported by the State Antarctic Committee of China,the National Natural Science Foundation of China(Project 4870113),the Geological Foundation and the Chinese Academy of Geo1ogical Sciences
The volcanic rock series on the Fildes Peninsula is the product of the later subduction of the Pacific platebeneath the Antarctic plate. It consists mainly of basalt, basaltic andesite and andesite with minor dacite. ...
关键词：rock ANTARCTICA The Characteristics and Mechanism of Island-Arc Volcanism on the Central and Southern Fildes Peninsula Arc 
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