OPHIOLITE

作品数：274被引量：1194H指数：21
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Origin and Emplacement of the Cambrian Yanglong Ophiolite in the North Qilian Suture
《Acta Geologica Sinica(English Edition)》2025年第2期409-424,共16页FU Changlei XUE Wanwen PAN Tong YAN Zhen GUO Xianqing Jonathan C.AITCHISON XIAO Wenjiao WANG Bingzhang LI Wufu 
the National Natural Science Foundation of China(Grant Nos.42230308,42072266,42102032,42362006);Bureau of Geological Exploration and Development of Qinghai Province(Grant Nos.[2023]33,[2022]32);China Geological Survey(Grant Nos.DD20221649,DD20242935,12120114079701).
Fragments of Proto-Tethyan oceanic lithosphere are well-preserved along the southern belt of the North Qilian suture,and the origin and emplacement of these ophiolites have become subjects of intense debate.In this st...
关键词：forearc ophiolite intra-oceanic subduction arc–continent collision Qilian Orogen Proto-Tethys Ocean 
Multi-stage formation of the Feragen ophiolite,Norway:Implication from petrology and geochemistry of peridotites and chromitites and its potential for prospecting
《China Geology》2024年第4期686-701,共16页Tian Qiu Fa-hui Xiong David G.Gee Yuan Li Jing-sui Yang 
financially supported by the National Natural Science Foundation of China(92062215,41720104009,42172069);the China Geological Survey(DD20221886,DD20221817,DD20221657,DD20230340,DD20221630);the Key Special Project for Introduced Talents Team of Southern Marine Science and Engineering Guangdong Laboratory(Guangzhou)(GML2019ZD0201);the Second Tibetan Plateau Scientific Expedition and Research Program(2019QZKK0801)。
The ultramafic massif of Feragen,which belongs to the eastern ophiolitic belt of Norway,has abundant amounts of chromite ores.Recent studies have revealed a complex melt evolution in a supra-subduction zone(SSZ)enviro...
关键词：GEOCHEMISTRY ƑO_(2) Platinum-group elements High-Cr podiform chromitites SSZ peridotite Harzburgites Feragen ophiolite Norway DUNITE Abyssal peridotite 
Petrologic evolution of the Gysian ophiolitic serpentinites,NW Iran
《Acta Geochimica》2024年第5期996-1011,共16页Monir Modjarrad Donna L.Whitney Hadi Omrani 
The current work is financially supported by Urmia University research branch。
The Gysian ophiolite of NW Iran is located at the intersection of the ophiolite belts of SE Turkey,NE Iraq,and Iran,and provides the opportunity to investigate the preserved subduction and obduction history of an impo...
关键词：OPHIOLITE Neo-Tethyan Gysian SERPENTINITE Iran 
Melting geodynamics reveals a subduction origin for the Purang ophiolite,Tibet,China
《Acta Geochimica》2024年第4期754-773,共20页Tao Ruan Zhong-Jie Bai Wei-Guang Zhu Shi-Ji Zheng 
supported by the Second Tibetan Plateau Scientific Expedition and Research(SETP)(2019QZKK0806-02);the National Natural Science Foundation of China(42121003,42122024);CAS“Light of West China”Program(xbzg-zdsys-202310);Guizhou Provincial High level Innovation Talent program(GCC[2023]057);Guizhou Provincial 2021 Science and Technology Subsidies(No.GZ2021SIG)
The debate regarding whether the Yarlung-Zangbo ophiolite(YZO)on the south of the Qinghai-Tibet Plateau,formed in a mid-ocean ridge(MOR)or a supra-subduction zone(SSZ)setting has remained unresolved.Here we present pe...
关键词：Melting geodynamics SSZ peridotites MOR peridotites CLINOPYROXENE Purang ophiolite 
Hydro-uvarovite from Mantle Peridotites of Naga Hills Ophiolite: A Mineral Tracer for Neo-Tethyan Mantle Wedge Metasomatism
《Acta Geologica Sinica(English Edition)》2024年第4期867-877,共11页Anisha VERENCAR Abhishek SAHA Nilanjana SORCAR Sohini GANGULY Pankaj KUMAR Atul Kumar SINGH 
the funding received from the Science and Engineering Research Board (SERB), Govt. of India under GAP 3291;funded by Ministry of Earth Science (MoES) with project reference number Mo ES/ P.O. (Seismic) 8 (09)-Geochron/2012。
Hydrous Cr-bearing uvarovite garnets are rare in natural occurrences and belong to the ugrandite series and exist in binary solid solutions with grossular and andradite garnets. Here, we report the occurrence of hydro...
关键词：UVAROVITE HYDROXYL metasomatic alteration low-Cr diopsides SERPENTINIZATION mantle peridotite 
An Overview on the Composition and Age of Upper Crust of Proto-Tethyan Lajishan Intra-oceanic Arc,NE Tibet Plateau
《Acta Geologica Sinica(English Edition)》2024年第2期285-302,共18页FU Changlei HE Xiaohu YAN Zhen Jonathan CAITCHISON XIAO Wenjiao WANG Bingzhang LI Wufu LI Yusen 
supported by the China Geological Survey(Grant No.DD20221649);National Natural Science Foundation of China(Grant Nos.42230308,42072266);Bureau of Geological Exploration and Development of Qinghai Province(Grant No.[2022]32);the Xingdian Scholar Fund of Yunnan Province(Grant No.C6213001155);China Postdoctoral Science Foundation(Grant No.2021M691702);High-level Talents Project of Qinghai Province.
Identification and anatomy of oceanic arcs within ancient orogenic belt are significant for better understanding the tectonic framework and closure process of paleo-ocean basin.This article summarizes the geological,g...
关键词：volcanic rocks intra-oceanic arc U-Pb age Lajishan ophiolite belt South Qilian Ocean Proto-Tethyan realm 
U-Pb zircon ages and petrogeochemistry and tectonic implications of gabbro and granite in southwest Lahad Datu area of Sabah, Malaysia
《Acta Oceanologica Sinica》2024年第2期94-110,共17页Zhigang Zhao Wu Tang Shixiang Liu Huafeng Tang Pujun Wang Zhiwen Tian 
The National Science and Technology Major Project under contract No. 2016ZX05026-004;the National Key R&D Program of China under contract No. 2019YFC0605402;the National Natural Science Foundation of China under contract No.41790453。
The southwest Lahad Datu felsic rocks were previously thought to have formed in the late Triassic as part of the microcontinental crystalline basement.Based on U-Pb ages,geochemistry,and the Hfisotopes of zircon from ...
关键词：SABAH early late Triassic OPHIOLITE GRANITE tectonic properties 
Origin of the DUPAL anomaly in the Tethyan mantle domain and its geodynamic significance被引量：2
《Science China Earth Sciences》2023年第12期2712-2727,共16页Xijun LIU Jifeng XU Wenjiao XIAO Pengde LIU 
supported by the National Natural Science Foundation of China (Grant No. 92055208);the Guangxi Science Innovation Base Construction Foundation (Grant No. GuikeZY21195031);the Fifth Bagui Scholar Innovation Project of Guangxi Province (to Xu Jifeng);the Xinjiang Tianchi Distinguished Expert grant awarded to Xijun LIU;the Guangxi Key Mineral Resources Deep Exploration Talent Highland
Mantle heterogeneity has revealed systematic differences in Pb isotopic compositions between the Indian OceanSouth Atlantic mantle in the Southern Hemisphere and the Pacific Ocean-North Atlantic mantle in the Northern...
关键词：Tethyan domain DUPAL anomaly Large low-shear-velocity provinces(LLSVPs) OPHIOLITE GEODYNAMICS 
Synchronous formation of the‘forearc’Bay of Islands ophiolite and its basal high-temperature metamorphic sole constrained by U-Pb zircon ages
《Geoscience Frontiers》2023年第6期234-272,共39页Weiyao Yan John F.Casey 
Funding to J.F.Casey for mapping,sample collections,and geochemical work in the Bay of Islands region were derived from U.S.National Science Foundation grants EAR80-26445,EAR-83-09535,EAR-88-04756;a University of Houston Departmental of Earth and Atmospheric Sciences grant in 2017.
The welded metamorphic sole at the base of the Bay of Islands Ophiolite Complex(BOIC)in the Northern Appalachians of Newfoundland shows a typical inverted pressure-temperature(P-T)metamorphic gradient from HT-MP granu...
关键词：Ophiolite metamorphic sole U-Pb zircon ages Hot subduction interface Supra-subduction forearc spreading center Arc-continent collision Taconic Orogeny 
Ophiolites:Identification and tectonic significance in space and time被引量：2
《Geoscience Frontiers》2023年第6期380-385,共6页Kent C.Condie Robert J.Stern 
Ophiolites are fragments of oceanic lithosphere that are produced at spreading centers at ocean ridges,back arc basins,or forearcs during subduction initiation,and are key indicators of plate tectonics.Although it is ...
关键词：OPHIOLITE Plate tectonics Subduction initiation FOREARC Ocean ridge Tectonic setting SUPERCONTINENT 
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