ZIRCONS

作品数：61被引量：932H指数：17
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Temperature and Hf-O isotope correlations of young erupted zircons from Tengchong(SE Tibet):Assimilation fractional crystallization during monotonic cooling被引量：1
《Geoscience Frontiers》2023年第1期402-414,共13页Zipei Guo Haibo Zou 
National Natural Science Foundation of China(NSFC grant numbers 41973029,41272070)to Zou.
Young zircons from crystal-poor volcanic rocks provide the best samples for the investigations of pre-eruption magmatic processes and for testing a possible relationship between zircon Eu anomalies and crustal thickne...
关键词：Zircon trace element chemistry Zircon Hf-O isotopes Tengchong volcanoes Continental post-collisional lavas Crustal thickness 
U–Pb LA-ICP-MS geochronology of polygenetic zircons from Beshta and Kamenistaya intrusions(the Greater Caucasus)
《Acta Geochimica》2022年第6期1019-1029,共11页David Shengelia Leonid Shumlyanskyy Giorgi Chichinadze Tamara Tsutsunava Giorgi Beridze Irakli Javakhishvili 
the Curtin Research Office for providing support to LS。
The Beshta-Kamenistaya intrusions are located in the Main Range structural zone of the Greater Caucasus.They are composed of tonalitic gneisses that genetically resemble granites of the tholeiitic series of the ophiol...
关键词：The Greater Caucasus Magmatism Metamorphism Orthogneisses U–Pb zircon dating 
Crucial control on magmatic-hydrothermal Sn deposit in the Tengchong block,SW China:Evidence from magma differentiation and zircon geochemistry被引量：5
《Geoscience Frontiers》2022年第4期129-143,共15页Qiwei Zhang Qingfei Wang Gongjian Li Xiang Sun Qihai Shu Jun Deng 
financially supported by the Major Research Project of National Natural Science Foundation of China(NSFC Project;Grant Nos.92162215 and 92155305);National Key Basic Research Development Program of China(973 Program;Grant Nos.2015CB452602 and 2015CB452606);111 Plan under the Ministry of Education of China and the State Administration of Foreign Experts Affairs,China(Grant No.B07011)。
Magmatic-hydrothermal Sn deposits are commonly associated with high silica magmas,but why most global high silica granites do not bear economic Sn ore grades remains unclear.Two crucial factors controlling magmatic-hy...
关键词：Magmatic-hydrothermal Sn deposits Metamict zircons Fractionation Raman spectra Thermodynamic modeling 
Accurate Determination of Zr Isotopic Ratio in Zircons by Femtosecond Laser Ablation MC-ICP-MS with “Wet” Plasma Technique被引量：5
《Journal of Earth Science》2022年第1期67-75,共9页Wen Zhang Zhaochu Hu Lanping Feng Zaicong Wang Yongsheng Liu Yantong Feng Hong Liu 
supported by the National Natural Science Foundation of China(Nos.41973013,41730211);the Natural Science Foundation of Hubei Province(No.2020CFA045);the Most Special Fund from the State Key Laboratory of Geological Processes and Mineral Resources,China University of Geosciences(Nos.MSFGPMR04 and MSFGPMR08)。
This work evaluates the use of femtosecond laser ablation multiple collector inductively coupled plasma mass spectrometry(fs-LA-MC-ICP-MS) for Zr isotopic analysis in zircons. The mass fractionation caused by instrume...
关键词：Zr isotope analysis ZIRCON LA-MC-ICP-MS reference materials 
Origin of the Low δ^(18)O Signals in Zircons from the Early Cretaceous A-Type Granites in Eastern China:Evidence from the Kulongshan Pluton
《Journal of Earth Science》2021年第6期1415-1427,共13页Wenbo Fan Neng Jiang Mingguo Zhai Jun Hu 
supported by the National Natural Science Foundation of China(No.41973034);the Postdoctoral Initiation Fund of Northwestern University(No.208521)。
The origin of lowδ^(18)O signals in zircons from the Early Cretaceous A-type granites in eastern China has long been disputed.It is uncertain whether the^(18)O-depleted features were inherited from high-temperature h...
关键词：A-type granite low-δ^(18)O zircon radiation damage magma derivation 
First Discovery of Hadean Xenocrystal Zircons from Granitic Gneisses in the Northern Dabie Orogen被引量：6
《Acta Geologica Sinica(English Edition)》2021年第5期1775-1776,共2页QIU Xiaofei DENG Xin JIANG Tuo XU Qiong YANG Wenwu 
financially supported by National Science Foundation of China(Grant Nos.41303026);the funded project of Hubei Key Laboratory of Paleontology and Geological Environment Evolution(Grant No.PEL-202010);China Geological Survey(Grant No.DD20190050)。
Objective Geological records of Earth history in the Hadean(>4.0 Ga)are critical for understanding the earliest evolution of the planet’s continental crust.Unfortunately,investigation of such proto-continental crust,...
关键词：CONTINENTAL evolution CRUSTAL 
Geochemistry and Tectonic History of Seamount Remnants in the Xingshuwa Subduction Accretionary Complex of the Xar Moron Area,Eastern Margin of the Central Asian Orogenic Belt被引量：1
《Acta Geologica Sinica(English Edition)》2021年第4期1086-1098,共13页CHENG Yang XIAO Qinghui LI Tingdong LI Yan FAN Yuxu XU Liquan GUO Lingjun PANG Jinli 
financially supported by the Inner Mongolia Autonomous Region Geological and Mineral Exploration Fund(Grant Nos.2017-YS01,2020-YS01)。
This study focuses on the geology,geochemistry,zircon U-Pb geochronology and tectonic settings of the three types of seamount basalts from the Xingshuwa subduction accretionary complex in the Xar Moron area,eastern ma...
关键词：SEAMOUNT GEOCHEMISTRY U-Pb geochronology of zircons tectonic setting Paleo-Asian Ocean 
Major Tectono-thermal Events in the Yangtze Craton: Insights from U-Pb-Lu-Hf Isotope Records in Zircons from End-Permian Volcanic Interlayers in Southwest China被引量：1
《Acta Geologica Sinica(English Edition)》2020年第6期2053-2076,共24页SHI Zejin LI Wenjie ZHANG Jin TIAN Yaming WANG Yong YIN Guan LUO Qichao 
supported by the National Natural Science Foundation of China(Grant Nos.40739903 and 41872137)。
The in situ zircon U-Pb-Lu-Hf isotope records from end-Permian volcanic interlayers in southwest China,integrated with previous studies,restructure the evolutionary history of the Yangtze Craton from Precambrian to La...
关键词：zircons in volcanic interlayers in situ U-Pb dating Lu-Hf isotopes crust evolution rifting activity Yangtze Craton 
Zircon chemistry and new laser ablation U–Pb ages for uraniferous granitoids in SW Cameroon
《Acta Geochimica》2020年第1期43-66,共24页V.F.Embui C.E.Suh J.M.Cottle J.Etame J.Mendes C.M.Agyingi A.Vishiti E.M.Shemang B.Lehmann 
provided by Alexander von Humboldt-Stiftung(DE)
The Ekomedion two-mica granite,southwestern Cameroon,has potential for uranium and molybdenum mineralization.Here,we present LA-ICP-MS U-Pb ages,Lu-Hf isotope characteristics,trace element concentrations and Ti-geothe...
关键词：ZIRCONS Uranium-molybdenum Cameroon 
U-Pb Ages and Hf Isotope of Zircons from a Carbonatite Dyke in the Bayan Obo Fe-REE Deposit in Inner Mongolia: its Geological Significance被引量：1
《Acta Geologica Sinica(English Edition)》2019年第6期1783-1796,共14页LAI Xiaodong YANG Xiaoyong 
supported by the National Natural Science Foundation of China (Grant Nos. 41603053);the National Key R & D Program of China (No. 2018YFC0604206)
Detailed studies on U-Pb ages and Hf isotope have been carried out in zircons from a carbonatite dyke associated with the Bayan Obo giant REE-Nb-Fe deposit,northern margin of the North China Craton(NCC),which provide ...
关键词：crustal growth zircon U-Pb age Hf isotope Bayan Obo North China Craton 
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