Results 1 to 10 of about 5,077 (206)
Machine-learning techniques for quantifying the protolith composition and mass transfer history of metabasalt [PDF]
Scientific Reports, 2022 The mass transfer history of rocks provides direct evidence for fluid–rock interaction within the lithosphere and is recorded by compositional changes, especially in trace elements.
Satoshi Matsuno +3 more
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PETROGRAPHY AND GEOCHEMISTRY OF METASEDIMENTS FROM BUGAJI, PART OF MALUMFASHI SHEET 79 NE, KANO STATE, NORTHWESTERN NIGERIA [PDF]
Geological Behavior, 2023 This research is aimed at determining the protolith of metasediments that underpin the geology of Bugaji region of Kano State. The study area was mapped systematically and the lithologies encountered include phyllite, undifferentiated schist, quartzo ...
Abdullah Musa Ali +1 more
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Crystals, 2022 “Laoshan Jade” is located in the Yangkou area of the Sulu UHP metamorphic belt. This is the first time a systematic research study is performed on its conventional gemological characteristics, mineral compositions, geochemical characteristics, and ...
Xiaomin Yu, Yingxin Liu, Chuqi Cao
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Metamorphic rocks from the north-eastern part of the Ereendavaa terrane (Eastern Mongolia) :
Mongolian Geoscientist, 2021 In this paper, we have conducted geochronological and geochemical studies on the metamorphic rocks of the Khaychingol and Ereendavaa Formations in the Mogoitiin Gol, Khaychin Gol and Emgentiin Bulag areas from the Ereendavaa terrane and these rocks have ...
Tserendash Narantsetseg +12 more
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mineralogy, the nature of magmatic and tectonic setting of amphibolite protolith from Gol Gohar iron ore deposit, Sirjan, Kerman [PDF]
پترولوژی, 2018 The Golgohar iron mine is located at 55 km southwest of Sirjan in the Sanandaj-Sirjan structural zone. The host rocks of the ore deposit include metamorphosed rocks in green schist and amphibolite facies.
Afsane Jafari +4 more
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Metamorphic conditions and petrogenesis of the Qori complex metapelites using thermodynamic phase diagrams [PDF]
پترولوژیIntroduction The Sanandaj-Sirjan zone, one of the most critical areas for studying metamorphic events, originated by subduction of the Neotethys oceanic lithosphere beneath the Central Iranian microcontinent during Early Jurassic to Late Cretaceous ...
Abdolnaser Fazlnia +2 more
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Progress in Earth and Planetary Science, 2021 Determination of the youngest active domains in fault zones that are not overlain by Quaternary sedimentary cover is critical for evaluating recent fault activity, determining the current local stress field, and mitigating the impacts of future ...
Akiyuki Iwamori +6 more
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The Study of amphibolites in Bahram Gor area (northwest of Gol-e Gohar mine in Sirjan), with emphasis on mineral paragenesis and whole rock chemical data [PDF]
پترولوژی, 2019 The study area is located northwest of Gol-e Gohar mine (Bahram Gur Protected Zone) in Sirjan, the Kerman Province, a part of the Sanandaj-Sirjan zone.
Seyyed Hesamaddin Moeinzadeh +2 more
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BSGF - Earth Sciences Bulletin, 2020 Sapphirine-bearing rocks are described in the Aulus Basin (Ariège, France) in a contact zone between the Lherz peridotitic body and Mesozoic metasediments which underwent the Pyrenean Cretaceous high-temperature, low-pressure metamorphic event (Monchoux,
Uzel Jessica +6 more
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Frontiers in Earth Science, 2022 In order to understand the subduction of the Yangtze block and its collision with the North China Craton, we performed the elements analysis and zircon U-Pb dating on paragneiss from Xinxian area, which located along the west edge of the Dabie-Sulu ...
Zhu Shaogong +4 more
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