PERIDOTITES

作品数：44被引量：116H指数：7
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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 
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 
The evolution of refertilized lithospheric mantle beneath the northeastern Siberian craton:Links between mantle metasomatism,thermal state and diamond potential
《Geoscience Frontiers》2022年第6期153-169,共17页Sergei Skuzovatov Vladislav S.Shatsky Alexey L.Ragozin Alexander P.Smelov 
the IGC State Assignment Project 0284-2021-0007;partially supported by the Russian Foundation for Basic Research (Grant No. 18-05-70014)。
Although the diamond potential of cratons is linked mainly to thick and depleted Archean lithospheric keels, there are examples of craton-edge locations and circum-cratonic Proterozoic terranes underlain by diamondife...
关键词：Siberian craton KIMBERLITE Diamond placers PERIDOTITES ECLOGITES MEGACRYSTS 
Geochemical Signatures of Séguéla Peridotites in the West African Craton
《Journal of Geoscience and Environment Protection》2022年第12期100-116,共17页Allialy Marc Ephrem Dicko Kagou Houssou N’guessan Nestor Kouamelan Alain Nicaise Coulibaly Yacouba 
The present study deals with peridotites found in the paleo-proterozoic domain of the Leo Man Shield, Séguéla region, west-central of Côte d’Ivoire. Results show that Séguéla peridotites are composed of lher...
关键词：Geochemestry PERIDOTITES LHERZOLITE West African Craton Séguéla Côte d’Ivoire 
Geodynamic evolution of the Tethyan lithosphere as recorded in the Spontang Ophiolite,South Ladakh ophiolites(NW Himalaya,India)
《Geoscience Frontiers》2022年第1期326-349,共24页Mallika K.Jonnalagadda Mathieu Benoit Shivani Harshe Romain Tilhac Raymond A.Duraiswami Michel Grégoire Nitin R.Karmalkar 
financial support received from Science Education and Research Board(SERB)and Department of Science and Technology(DST)by way of its Young Scientist Scheme(Ref.No.SR/FTP/ES-2/2014)Women’s scientist scheme(Ref No.SR/WOS-A/EA-14/2017);S.Mounic and A.Marquet respectively from Toulouse TIMS and ICPMS facilities.RT acknowledges a"Juan de la Cierva-formación"Fellowship(FJC2018-036729)granted by the Spanish Ministry of Science and Innovation and co-funded by the European Development Fund and the European Social Fund。
The Spontang Ophiolite complex represents the most complete ophiolite sequence amongst the South Ladakh ophiolites and comprises mantle rocks(depleted harzburgites,dunites and minor lherzolites)as well as crustal rock...
关键词：PERIDOTITES Mafic rocks Partial melting METASOMATISM LADAKH 
Geochemistry of platinum-group elements in the podiform chromitites and associated peridotites of the Nain ophiolites,Central Iran:Implications for geotectonic setting
《Acta Geochimica》2021年第5期752-772,共21页Batoul Taghipour Somayeh Shabani Alireza K Somarin 
the Research committee of Shiraz University and the Iranian Mineral Processing Research Center(IMPRC)that provided financial support for this study。
The Nain ophiolite complex with an extent of[600 km2 is a part of the Central Iranian ophiolite,which is related to the opening and subsequent closure of the Neo-Tethys Ocean.Dunite and serpentinized harzburgite in th...
关键词：Nain chromitite Platinum group elements Ushaped REE pattern Boninitic magma Supra-subduction zone 
Compositional and geochronological signatures of metamafic dykes from the Sangsang peridotites, South Tibet: Evidence for magma-starved forearc rifting during Neo-Tethyan subduction re-initiation被引量：1
《Geoscience Frontiers》2020年第6期2271-2286,共16页Chi Xu Hao Zheng Argyrios Kapsiotis Yang Xiao Zhifeng Wan 
funded by the Fundamental Research Funds for the Central Universities in China(Grant No.19lgpy99);the National Natural Science Foundation of China(Grant Nos.41776056,41706055,41602231);the Natural Science Foundation of Guangdong Province(Grant Nos.2020A1515010501,2018B030311030)。
In this study we present new mineral chemistry,whole-rock geochemical and zircon U-Pb geochronological data for 12 metamafic dykes in the mantle sequence of the Sangsang ophiolite in South Tibet(China).Modal analyses ...
关键词：Zircon Dyke Ophiolite Sangsang Tibet NEO-TETHYS 
The Characteristics and Significance of Peng Co Peridotites in the Middle Segment of Bangong Co-Nujiang Suture in Tibet被引量：1
《Acta Geologica Sinica(English Edition)》2020年第S01期37-38,共2页LU Yuxiao YANG Jingsui DONG Yufei XIONG Fahui CHEN Xiaojian LI Guanlong BO Rongzhong 
granted by National Natural Science Foundation of China(41720104009);China Geology Survey Project(DD20160023-01);Foundation of MLR(201511022)
The Peng Co ophiolite is located to the west of Peng lake in the area of lakes in north Tibet, which belongs to the Baila-Yilashan sub-belt of the the middle Bangong Co-Nujiang ophiolitic belt. The Peng Co ophiolite i...
关键词：Bangong Co-Nujiang suture zone MOR-type peridotites Peng Co ophiolite partial melting melt-rock reaction 
Geochemical constraints on the origin and tectonic setting of the serpentinized peridotites from the Paleoproterozoic Nyong series,Eseka area,SW Cameroon被引量：7
《Acta Geochimica》2020年第3期404-422,共19页Philomene Nga Essomba Tsoungui Sylvestre Ganno Evine Laure Tanko Njiosseu Jean Lavenir Ndema Mbongue Brice Kamguia Woguia Landry Soh Tamehe Jonas Didero Takodjou Wambo Jean Paul Nzenti 
the contribution of ICGP-Y 646 project
Serpentinized rocks closely associated with Paleoproterozoic eclogitic metabasites were recently discovered at Eseka area in the northwestern edge of the Congo craton in southern Cameroon.Here,we present new field dat...
关键词：SERPENTINITES Mantle peridotites Melt/rock interaction Paleoproterozoic suture zone Eseka area Nyong series Congo/Sao Francisco cratons 
Genesis of pyroxenite veins in supra-subduction zone peridotites:Evidence from petrography and mineral composition of Egiingol massif(Northern Mongolia)被引量：1
《China Geology》2020年第2期299-313,共15页Anas A.Karimov Marina A.Gornova Vasiliy A.Belyaev Aleksander Ya.Medvedev Nikolay V.Bryanskiy 
The reported study was funded by RFBR according to the research project(18-35-00535);IGC State Assignment Project(0350-2019-0008).
Swarms of orthopyroxenite and websterite veins are found within Egiingol residual SSZ peridotite massif of Dzhida terrain(Central Asian Orogenic Belt,Northern Mongolia).The process of Egiingol pyroxenite veins formati...
关键词：Pyroxenite vein BONINITE Partial melting Melt-rock interaction Supra-subduction zone peridotite Egiingol massif Dzhida terrain Central Asian Orogenic Belt Northern Mongolia 
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