GEOCHRONOLOGICAL

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Further geochronological constraints on the Xiuyan impact crater in northeast China
《Frontiers of Earth Science》2024年第4期683-695,共13页Zeyang ZHU Chang HUANG Jing WU Yawei LI Zhihao SUN Min ZHANG Bin ZHANG Sheng-Hua LI Jiaqi LIU 
supported by the National Natural Science Foundation of China (Grant Nos.41972190,42302344).
The Xiuyan impact crater is the only officially recognized impact crater in China, and its formation time remains unclear. In this study, we investigated the ages of Xiuyan impact crater lake sediments from a 99-m com...
关键词：Xiuyan impact crater/luminescence dating/age saturation/impact age/northeast China 
Cyclicity of the Lower Buntsandstein in the eastern part of the Central European Basin:implications for Early Triassic palaeogeography and for geochronological calibration
《Journal of Palaeogeography》2024年第2期252-292,共41页Anna Becker 
financed from the statutory funds of the Polish Geological Institute-National Research Institute(projects No. 61.2201.0605.00.0 and No.62.9012.2034.00.0)。
Lower Buntsandstein small—scale cycles recognized in the Central European Basin(CEB) are readily used for astrochronological calibration of the Early Triassic time scales,although they are not well studied sedimentol...
关键词：TRIASSIC Lower Buntsandstein CYCLICITY Central European Basin 
Pan-African metamorphism and magmatism in the Prydz Belt,East Antarctica:a geochronological perspective
《Advances in Polar Science》2024年第2期143-156,共14页BAO Hong WANG Wei-(RZ) LIU Xinshu ZHAO Yue GONG Tingnan LIU Xiaochun CUI Ying TIAN Zuolin 
financially supported by the National Natural Science Foundation of China(Grant nos.41941004,42172068,42261144673);the Fundamental Research Funds of the Chinese Academy of Geological Sciences(CAGS)(Grant no.JKYZD202321);Geological Survey Programme(Grant no.DD20221810).
The Prydz Belt in East Antarctica underwent extensive reworking during the late Neoprotertozoic–early Paleozoic Pan-African orogeny,which is characterized by granulite facies,clockwise P–T paths,and high dT/dP value...
关键词：East Antarctica Prydz Belt Pan-African orogeny zircon MONAZITE U–Pb dating 
Geochronological and geochemical constraints on the petrogenesis and geodynamic process of Hemler,Vlinder,and Il'ichev seamount lavas in NW Pacific
《Science China Earth Sciences》2024年第6期1856-1871,共16页Xun WEI Yan ZHANG Xuefa SHI Hui ZHANG 
supported by the Basic Scientific Fund for National Public Research Institutes of China(Grant No.2023S02);the National Natural Science Foundation of China(Grant Nos.42076076&42376075);the Taishan Scholar Program of Shandong Province。
Oceanic intraplate volcanoes with linear age progressions are usually accepted to be derived from melting of an upwelling mantle plume.Several seamount groups in NW Pacific,however,show complex age-distance relationsh...
关键词：Mantle plume Magellan seamount trail Carbonated mantle component Hotspot Lithosphere extension 
Structural,^(40)Ar/^(39)Ar Geochronological and Rheological Feature Analysis of the Guoxuepu Shear Zone:Indications for the Jitang Metamorphic Complex in the Northern Lancangjiang Zone被引量：1
《Acta Geologica Sinica(English Edition)》2024年第1期32-49,共18页FENG Yipeng WANG Genhou WANG Shulai LI Dian WANG Huan LU Yang LIU Han ZHANG Peilie 
financially supported by the China Geological Survey Scientific Research Project(Grant Nos.DD20190167 and DD20190053);the National Natural Science Foundation of China(Grant No.42172259).
The Jitang metamorphic complex is key to studying the tectonic evolution of the Northern Lancangjiang zone.Through structural-lithological mapping,structural analysis and laboratory testing,the composition of the Jita...
关键词：^(40)Ar/^(39)Ar dating strain pattern VORTICITY EBSD Guoxuepu shear zone Jitang metamorphic complex 
Genesis of Makeng-type Fe-polymetallic deposits in SE China:New constraints by geochronological and isotopic data from the Dapai–Makeng metallogenic system
《Geoscience Frontiers》2023年第5期189-212,共24页Absai Vatuva Xiaolong He Xinming Zhang Da Zhang Haibin Feng Yuan Yuan Sen Wang Jinjun Yi Yongjun Di 
funded by the projects of China Geological Survey(Grant Nos.12120113089600,1212011085472,and 12120114028701)。
The southwestern Fujian depression belt(SFDB)is an economically important Mesozoic Fe metallogenic belt in South China and is renowned for its Makeng-type Fe deposits,in which stratified skarn Fe orebodies generally o...
关键词：Southwestern Fujian Depression Belt Makeng-type Fe polymetallic deposit Sulfide Rb-Sr dating Zircon U-Pb dating S-Pb-Fe isotopes Geodynamic setting 
Unravelling the protracted U-Pb zircon geochronological record of high to ultrahigh temperature metamorphic rocks:Implications for provenance investigations
《Geoscience Frontiers》2023年第2期116-132,共17页Mahyra Tedeschi Pedro Leonardo Rossi Vieira Matheus Kuchenbecker Bruno VRibeiro Vitor Barrote Humberto Reis Laura Stutenbecker Cristiano Lana Antonio Pedrosa-Soares Ivo Dussin 
supported by the Australian Research Council(FL160100168)。
The assessment of detrital zircon age records is a key method in basin analysis,but it is prone to several biases that may compromise accurate sedimentary provenance investigations.High to ultrahigh temperature(HT-UHT...
关键词：Detrital zircon Protracted zircon record Sedimentary basins UHT metamorphism Prolonged metamorphism Bias in detrital zircon 
Late Jurassic Volcanism Deduced from Geochemical,Geochronological,and Sr-Nd-Hf Isotopic Composition Characteristics of the Nanyuan Formation,South China被引量：2
《Acta Geologica Sinica(English Edition)》2023年第2期449-468,共20页WANG Dongsheng LI Jinwen SHE Hongquan WANG Kunming YANG Junzhi REN Chenghao 
supported by the Deep Resources Exploration and Mining Project(Grant No.2019YFC0605202);China Geological Survey Project(Grant Nos.DD20221684,DD20221795,DD20201173)。
The Nanyuan Formation contains information related to the Mesozoic tectonic transformation.In this study,three representative profiles were surveyed from the Nanyuan Formation,and multiple analyses were conducted.Zirc...
关键词：Late Jurassic Nanyuan Formation volcanic rocks volcanic arc geochemistry PETROGENESIS Pinghe 
Paleomagnetic,tectonic and geochronological constraints for Permian-Triassic oroclinal bending of the Mongolian collage
《National Science Review》2023年第2期4-6,共3页Karel Schulmann Jean Bernard Edel Ondrej Lexa Wenjiao Xiao D.Trebínová Richard Spikings Urs Schaltegger Arkadiusz Derkowski Marek Szczerba 
financially supported by the GACR EXPRO Project 19-27682X to K.S.and O.L.;the National Natural Science Foundation of China(41888101)to W.X.;the International Partnership Program of Chinese Academy of Sciences(CAS)(132744KYSB20190039);IGCP 622(CAS)。
The Central Asian Orogenic Belt constitutes the Kazakhstan and Mongolian oroclinal collages located between the Tarim-North China collage(TNC)to the south and the Siberian craton to the north(Fig.1a)[1].While the oroc...
关键词：TECTONIC Permian TRIASSIC 
Neoproterozoic(750–711 Ma)Tectonics of the South Qinling Belt,Central China:New Insights from Geochemical,Zircon U-Pb Geochronological,and Sr-Nd Isotopic Data from the Niushan Complex
《Acta Geologica Sinica(English Edition)》2023年第1期106-121,共16页WANG Shuo LIU Yunhua YANG Benzhao TAN Le LI Xiaoyan DENG Nan 
supported by the National Natural Science Foundation of China(Grant No.41872219);the Key Research and Development Program of Shaanxi(Grant No.2019SF-245);the Natural Science Foundation of Shaanxi Province(Grant No.2023-JC-YB-222);an integrated research project of Integrated Exploration of China Geological Survey(Grant No.WKZB1911BJM300369/002)。
The Xiejiaba and Fuqiangbei plutons form part of the newly identified Neoproterozoic Niushan complex,which is located in the southern South Qinling belt(SQB).The plutons are compositionally similar,were emplaced at 75...
关键词：geochronology geochemistry magmatism TECTONICS PRECAMBRIAN South Qinling 
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