ANORTHOSITE

作品数：15被引量：17H指数：3
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Multi-isotope and geochemical approach to the magma source and tectonic setting of Proterozoic anorthosite massifs and AnorthositeMangerite-Charnockite-Granite(AMCG)suites
《Geoscience Frontiers》2024年第6期2-21,共20页L.A.Elizondo-Pacheco L.A.Solari R.González-Guzmán H.L.He E.Becerra-Torres J.A.Ramírez-Fernández R.Maldonado 
LAEP thanks the Consejo Nacional de Humanidades,Ciencias y Tecnologías(CONAHCYT)for granting him a Ph.D.scholarship.;Special thanks to Victor Chashchin,Jean-Clair Duchesne,and Mike Hamilton for sharing valuable articles and published data during the development of datAMCG.This paper contributes to the Conacyt Ciencia de Frontera grant 7351 funded to LAS.HLH is funded by the National Natural Science Foundation of China(Grant No.42272227)。
The occurrence of massif-type anorthosite intrusions is a widespread Proterozoic phenomenon.They are usually associated with gabbroic,charnockitic,and granitic rocks,comprising the so-called anorthositemangerite-charn...
关键词：Massif-type anorthosite Anorthosite-granite suite Magmatic sources Hybridized magmas Tectonic setting Post-orogenic extension 
Landsat 8 and Alos DEM geological mapping reveals the architecture of the giant Mesoproterozoic Kunene Complex anorthosite suite(Angola/Namibia)
《Geoscience Frontiers》2023年第5期308-328,共21页Jeremie Lehmann Alan M.Brower Trishya M.Owen-Smith Grant M.Bybee Ben Hayes 
supported by a National Research Foundation(NRF)Thuthuka Grant(TTK14052367805);the DSI-NRF Centre of Excellence for Integrated Mineral and Energy Resource Analysis(DSI-NRF CIMERA)。
The quasi-monomineralic composition and huge spatial extent of massif-type anorthosites make detecting lithological regions and boundaries challenging.We use processed Landsat 8 OLI multispectral images and ALOS digit...
关键词：Remote sensing Structural geology LANDSAT 8 Alos DEM LINEAMENTS Proterozoic massif-type anorthosite 
Element mapping the Merensky Reef of the Bushveld Complex
《Geoscience Frontiers》2021年第3期259-278,共20页William Smith Wolfgang Maier Stephen Barnes Gareth Moorhead David Reid Bartosz Karykowski 
The Merensky Reef hosts one of the largest PGE resources globally.It has been exploited for nearly 100 years,yet its origin remains unresolved.In the present study,we characterised eight samples of the reef at four lo...
关键词：Merensky Reef Bushveld Complex Magmatic sulphide Platinum-group elements PGE ANORTHOSITE 
High-pressure phase transitions of anorthosite crust in the Earth's deep mantle
《Geoscience Frontiers》2018年第6期1859-1870,共12页Masayuki Nishi Steeve Gréaux Shigehiko Tateno Yasuhiro Kuwayama Kenji Kawai Tetsuo Irifune Shigenori Maruyama 
partially supported by Grant-in-Aid for Scientific Research from the Japanese government to S.M.(JP26106002);M.N,(JP15H05469);S.G.(JP26287105)and T.I.(JP25220712);the Ministry of Education and Science of the Russian Federation to S.M.(14.Y26.31.0018)
We investigated phase relations, mineral chemistry, and density of lunar highland anorthosite at conditions up to 125 GPa and 2000 K. We used a multi-anvil apparatus and a laser-heated diamond-anvil cell for this purp...
关键词：ANORTHOSITE Phase transformation Multi-anvil apparatus Diamond-anvil cell MANTLE dynamics 
Petrogenesis and Metallogenesis of the Niumaoquan Gabbroic Intrusion Associated with Fe-Ti Oxide Ores in the Eastern Tianshan, NW China被引量：4
《Acta Geologica Sinica(English Edition)》2018年第5期1862-1878,共17页SHI Yu WANG Yuwang WANG Jingbin XIE Hongjing MAO Qigui ZHAO Lutong LONG Lingli LI Dedong ZHOU Guochao 
financially supported by the National Natural Science Foundation of China(41372102);Chinese Geological Survey Project(DD20160071)
The Niumaoquan layered gabbroic intrusion is in the southern margin of the Central Asian Orogenic Belt in North Xinjiang, China, and hosts a Fe-Ti oxide deposit in its evolved gabbroic phases. In this paper, we report...
关键词：anorthosite chronology Fe-Ti oxide Niumaoquan Eastern Tianshan 
A possible anorthositic continent of early Mars and the role of planetary size for the inception of Earth-like life被引量：2
《Geoscience Frontiers》2018年第4期1085-1098,共14页James M.Dohm Shigenori Maruyama Motoyuki Kido Victor R.Baker 
supported by JSPS KAKENHI (Grant-in-Aid for Scientific Research on Innovative Areas), Grant Number 26106002(Hadean Bio Science);the Tokyo Dome Corporation for support of the TeNQ exhibit;the branch of Space Exploration Education & Discovery, the University Museum
The Moon has an anorthositic primordial continental crust. Recently anorthosite has also been discovered on the Martian surface. Although the occurrence of anorthosite is observed to be very limited in Earth＇s extant...
关键词：Anorthosite on Mars MOON Habitable trinity Super-Earth Plate tectonics Origin of life 
Formation of anorthosite on the Moon through magma ocean fractional crystallization被引量：2
《Geoscience Frontiers》2017年第2期299-308,共10页Tatsuyuki Arai Shigenori Maruyama 
supported by a grant from the Ministry of Education,Culture,Sports,Science,and Technology of Japan,Grant-in-Aid for Scientific Research on Innovative Areas(Grant Number 26106002)
Lunar anorthosite is a major rock of the lunar highlands,which formed as a result of plagioclasefloatation in the lunar magma ocean（LMO）.Constraints on the sufficient conditions that resulted in the formation of a t...
关键词：Moon Anorthosite Magma ocean MELTS Fractional crystallization 
Subduction of the primordial crust into the deep mantle被引量：3
《Geoscience Frontiers》2017年第2期347-354,共8页Hiroki Ichikawa Steeve Gréaux Shintaro Azum 
supported partly by KAKENHI 26800237 and 26287105
The primordial crust on the Earth formed from the crystallization of the surface magma ocean during the Hadean.However,geological surveys have found no evidence of rocks dating back to more than 4 Ga on the Earth＇s s...
关键词：Primordial crust Anorthosite KREEP Subduction erosion Subduction channel 
Formation of transgressive anorthosite seams in the Bushveld Complex via tectonically induced mobilisation of plagioclase-rich crystal mushes被引量：2
《Geoscience Frontiers》2016年第6期875-889,共15页Wolfgang D.Maier Bartosz T.Karykowski Sheng-Hong Yang 
The formation of anorthosites in layered intrusions has remained one of petrology＇s most enduring enigmas. We have studied a sequence of layered chromitite, pyroxenite, norite and anorthosite overlying the UG2 chromi...
关键词：Anorthosite Layered intrusion Bushveld Complex South Africa Chromitite 
Petrography of Bethampudi Anorthosites Layered Complex from the Khammam Schist Belt, Telangana, India
《Open Journal of Geology》2016年第11期1434-1456,共24页Thallapalli Brahmaiah Chinthala Ravi Kandukuri Sai Krishna Gugulothu Papanna Katta Satya Sai Prasad 
The Bethampudi layered anorthosite complex at the border zone of Archaean supracrustal rocks of Khammam district, Eastern Ghats shows normal stratification predominantly in the form of rhythmic layering and often exhi...
关键词：Bethampudi Layered Anorthosite Complex Petrographic Classification Calc Alkaline Nature Fractional Crystallization of Gabbroic Rocks 
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