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Hydrous plumes in the Archean and the origin of continents被引量：3: 《Science Bulletin》2022年第20期2023-2025,M0003,共4页Zhongqing Wu Guochun Zhao; supported by the Strategic Priority Research Program(B)of the Chinese Academy of Sciences(XDB41000000);the National Key Research&Development Program of China(2018YFA0702703);the National Natural Science Foundation of China(41925017 and 41721002);the Fundamental Research Funds for theCentral Universities(WK2080000144).; The origin of continents,which is fundamentally important in understanding the evolution of Earth and its habitability,remains a highly debatable issue.The dominant rock types of Archean cratons are tonalite-trondhjem...; 关键词：Earth source MANTLE

Late Mesoarchean crust growth event： evidence from the ca. 2.8 Ga granodioritic gneisses of the Xiaoqinling area, southern North China Craton被引量：17: 《Science Bulletin》2016年第12期974-990,共17页Xiaoliang Jia Xiyan Zhu Mingguo Zhai Yan Zhao Hong Zhang Jialin Wu Tao Liu; supported by China Ministry of Science and Technology ("973" Project) (2012CB4166006);the National Natural Science Foundation of China (41210003); Recently, more attention has been paid to Precambrian magma events and crustal growth of the North China Craton(NCC), accompanying with controversy in activity stages and dynamic mechanism. In this study, we report th...; 关键词：2.8 Ga Granodioritic gneisses ZirconU-Pb-Hf isotopic composition Archean crustalgrowth Taihua Complex North China Craton

Mature Archean continental crust in the Yangtze craton: Evidence from petrology, geochronology and geochemistry被引量：19: 《Chinese Science Bulletin》2013年第19期2360-2369,共10页WANG ZhengJiang WANG Jian DU QiuDing DENG Qi YANG Fei WU Hao; supported by the National Natural Science Foundation of China (41030315 and 41072088);the Chinese Geological Survey (1212011121111 and 1212011220750); Previous studies have shown that the Archean basement is widely distributed throughout the Yangtze craton. To date, however, Archean basement terrains have not been found, except for a few Kongling high-grade metamorp...; 关键词：地球化学证据扬子克拉通中太古代大陆地壳 SHRIMP锆石U-PB年龄岩石学年代学成熟

Re-Os isotopic constraint to the age of in komatiites in the Neoarchean Guyang greenstone belt,North China Craton被引量：4: 《Chinese Science Bulletin》2010年第27期3197-3204,共8页MA XuDong GUO JingHui CHEN Liang CHU ZhuYin; supported by the National Natural Science Foundation of China(40730315,40721062 and 40642023); The 2.5 Ga Guyang greenstone belt is a major lithological unit in the northwestern part of the North China Craton.Komatiites have recently been identified to occur within the lower part of the meta-volcanic sedimentar...; 关键词：科马提岩中国西北部同位素组成形成年龄固阳县绿岩带克拉通新太古代

Chondritic osmium isotopic composition of late Archean convecting upper mantle: Evidence from Zunhua podiform chromitites, Hebei, North China被引量：3: 《Chinese Science Bulletin》2004年第23期2515-2520,共6页XIAQiongxia ZHIXiachen LIJianghai HUANGXiongnan; Podiform chromite deposits are a characteristic feature of the mantle sequences of harzburgitic ophiolites. The chromites usually have very low Re and high Os con- tents, which makes it the most resistant phase remain...; 关键词：河北锇同位素太古代化合物斜方辉橄岩矿物分析

Nd isotopic characteristics of post-Archean sediments from the Eastern Nanling Range: Evidence for crustal evolution被引量：10: 《Chinese Science Bulletin》2003年第16期1679-1685,共7页SHENWeizhou YUJinhai ZHAOLei CHENZelin LINHengcai; supported by the National Natural Science Foundation of China(Grant Nos.40132010 and 40273018).; A systematic Sm-Nd isotopic study was carried out for sediments and metasediments of different ages from Mesoproterozoic to early Mesozoic era in southwestern Fu-jian, Eastern Nanling Range. The results show that Nd m...; 关键词：同位素钕特性太古代地壳演化元古代中生代福建地质年代中国年代测定变质沉积物

Archean relic body at lower crust in Sulu area:Evidence from magnetic data被引量：3: 《Chinese Science Bulletin》2003年第6期589-593,共5页WU Qifan1,2, LU Fengxiang3, LIU Qingsheng3, ZHENG Jianping3, WANG Maoji2 & WU Wenli4 1. Department of Engineering Physics, Tsinghua University, Beijing 100084, China 2. Aero Geophysical Survey & Remote Sensing Center, Beijing 100083, China 3. China University of Geosciences, Wuhan 430074, China 4. Institute of Geophysical & Geochemical Exploration, Langfang 065000, China; supported by Aero Geophysical Survey and Remote Sensing Center,Laboratory of Quantitatively Prediction and Exploration Assessment of Mineral Resources,Ministry of Land and Resources of China and Ministry of Land and Resources of China(Grant No.20001010203).; After the new 1︰1000000 aero magnetic data were processed and the three-dimensional inversion work was carried out, a vast high magnetic body northwestward was discovered. The magnetic body is located at the depth of...; 关键词：苏鲁地区地壳下层太古代残余体地球物理调查区域性磁场三维反演苏鲁造山带郯鲁断裂带大别-苏鲁超高压变质带

An Sm-Nd isotopic dating study of the Archean Kongling Complex in the Huangling area of the Yangtze Craton被引量：16: 《Chinese Science Bulletin》1998年第14期1187-1191,共5页Ling, WL Gao, S Zheng, HF Zhou, L Zhao, ZB; theNationalNaturalScienceFoundationofChina(GrantNos. 4 96 0 30 4 4 4 96 2 5 30 5 4 92 90 10 2 ) ;theStateEducationCommissionofChinaandtheOpenLaboratoryofConstitution; InteractionandDy namicsoftheCrust MantleSystem ;MinistryofGeologyandMiner; Sm Nd isotopic compositions of associated amphibolites, TTG gneisses and granitic gneisses from the Archean Kongling Complex of the Yangtze Craton, South China are systematically analyzed. The results show that the am...; 关键词：Yangtze CRATON Kongling Complex ARCHEAN high grade terrain Sm Nd isotopic CHRONOLOGY CRUST MANTLE evolution.

High Abnormal εNd(J) Value and Its Possible Explanation on Archean Mantle of Northern Shanxi Province: 《Chinese Science Bulletin》1994年第16期1351-1355,共5页常向阳朱炳泉范嗣昆解广轰; Archean rocks are widespread in North China and constitute an essential part of the Sino-Korean Craton which is one of the oldest continental blocks. Recently major representative Archean metavolcanites in North China...; 关键词：NORTHERN Shanxi Province ARCHEAN upper MANTLE ABNORMAL εNd(T) value.

THE DISCOVERY OF 2.5 Ga-OLD ARCHEAN RELICT ZIRCON FROM THE TANGHU GRANITE, SOUTH CHINA, AND ITS PRELIMINARY IMPLICATION: 《Chinese Science Bulletin》1989年第16期1364-1369,共6页李献华桂训唐; The origin, development and evolution of South China crust is an unsolved problem. Based on the published zircon U-Pb ages and Sm-Nd model ages, the crust-formation age in this terrane is younger than 1.8—2.0 Ga. Whe...; 关键词：GRANITE isotope data ZIRCON U-PB SM-ND Tanghu of South China

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