MEGACRYST

作品数：10被引量：29H指数：2
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相关期刊：《Acta Geologica Sinica(English Edition)》《Science China Earth Sciences》《Geoscience Frontiers》《Science China Chemistry》更多>>
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He and Ar isotopes in mantle megacryst minerals from Nushan and Yingfengling in Southeast China被引量：5
《Chinese Science Bulletin》2003年第15期1624-1630,共7页XUShijin FANGZhong T.Matsumoto J.Matsuda M.Yasuda YUJinhai WANGRucheng LIUWenzhong 
supported by The National Natural Science Foundation of China(Grant Nos.49473175,49972062 and 40110104104).
He and Ar isotopic compositions of megacrystal minerals from mantle xenoliths were measured by the technique of vacuum crushing extraction. The used samples were clinopyroxene, garnet and ilmenite in Cenozoic alkaline...
关键词：东南地区 中国 氦 氩 亏损地幔 
Almandine megacrysts from Yingfengling Cenozoic basalt in Leizhou Peninsula and their parental magma origin被引量：2
《Chinese Science Bulletin》2001年第14期1215-1219,共5页YU Jinhai & S. Y. O’Reilly1. National Key Laboratory of Metallogenic Mechanism of Endogenetic Deposits, Department of Earth Sciences, Nanjing University, Nanjing 210093, China 2. National Key Center of GEMOC, Department of Earth and Planetary Sciences, Macquarie University, North Ryde, NSW 2109, Australia 
This work was supported by the National Natural Science Foundation of China (Grant No. 49773191); an AusAID Australia-China Institutional Links Program and the State Key Basic Research Program (Grant No. 1999043202)
The garnet megacrysts from Yingfengling basalts are characterlzed by high FeO (>20%), CaO (7.02% -8.16%) and low MgO (5.88%-10.87%). Significant composition variations are observed in these megacrysts, of which Ni,...
关键词：ALMANDINE MEGACRYST geochemistry LAM-ICPMS Lei-zhou Peninsula. 
Discovery of mantle and lower crust xenoliths from early Cretaceous volcanic rocks of southwestern Tianshan,Xinjiang被引量：11
《Chinese Science Bulletin》1999年第12期1119-1123,共5页Baofu Han Xuechao Wang Guoqi He Tairan Wu Maosong Li Yulin Liu Shiguang Wang 
In Tuoyun area of southwestern Tianshan, mantle and lower crust xenoliths are present In the volcanic rocks with ages of 101-123 Ma. Mantle xenoliths include mineral megacrysts such as kaersutite and pargasite, feldsp...
关键词：MANTLE lower crust XENOLITH MEGACRYST volcanic rock southwestern Tianshan. 
Hydrogen isotope compositions of mantle-derived amphibole megacrysts from Qilin, Guangdong and its tectonic significance被引量：2
《Chinese Science Bulletin》1999年第5期474-477,共4页Qunke Xia Daogong Chen Deloule Etienne Xiachen Zhi 
Hydrogen isotope compositions of mantle-derived amphibole megacrysts from Qilin, Guang dong Province have been obtained by ion micro-probe. δD and H contents are constant both among different samples and within singl...
关键词：hydrogen isotope ion micro-probe amphibole megacryst. 
Oxygen isotope composition of mantle-derived materials from Anhui-Jiangsu basalt province, East China被引量：1
《Chinese Science Bulletin》1997年第8期662-665,共4页Zhi, XC Li, YL Zheng, YF 
OXYGEN isotope composition is an important key to an understanding of petrogenesis,mantleheterogeneity,crust-mantle interaction,etc.The great mass of data of the mantle-derived ma-terials published abroad have announc...
关键词：oxygen isotope BASALT peridotite XENOLITH mineral MEGACRYST Anhui-Jiangsu BASALT province. 
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