Search Results - "Peng, Zidong"
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Depositional and environmental constraints on the late Neoarchean Dagushan Deposit (Anshan-Benxi area, North China Craton); an algoma-type banded iron formation
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-11-2021)“…The late Neoarchean, ∼2.53 to 2.51 Ga Dagushan banded iron formation (BIF), is a typical Algoma-type BIF located in the northeast part of the North China…”
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Origin of the Neoarchean VMS-BIF metallogenic association in the Qingyuan greenstone belt, North China Craton; constraints from geology, geochemistry, and iron and multiple sulfur (δ33S, δ34S, and δ36S) isotopes
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-09-2022)“…The association of volcanogenic massive sulfide (VMS) deposits and Algoma-type banded iron formations (BIFs) in many Precambrian terranes indicates a link…”
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Decoupled neodymium and hafnium isotopes in seawater as insights into the Late Neoarchean weathering process
Published in Precambrian research (01-10-2023)“…•A combined submarine hydrothermal and terrigenous sources for REY and iron to Late Neoarchean ambient seawater.•A continent-derived riverine flux being the…”
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Petrography and geochemistry of the Carboniferous Ortokarnash manganese deposit in the western Kunlun Mountains, Xinjiang Province, China; implications for the depositional environment and the origin of mineralization
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-11-2020)“…The Upper Carboniferous Ortokarnash manganese ore deposit in the West Kunlun orogenic belt of the Xinjiang province in China is hosted in the Kalaatehe…”
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Geochemistry of metamorphosed volcanic rocks in the Neoarchean Qingyuan greenstone belt, North China Craton: Implications for geodynamic evolution and VMS mineralization
Published in Precambrian research (15-06-2019)“…•Volcanic lithologies in the Qingyuan greenstone belt formed during 2.57–2.53 Ga.•A Neoarchean continental arc setting in the Qingyuan greenstone…”
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A craton-wide geochemical survey of late Archean banded iron formations in China
Published in Earth and planetary science letters (15-09-2024)“…•The first craton-wide geochemical survey is provided for Chinese banded iron formations.•Banded iron formations were deposited under anoxic ocean-atmosphere…”
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FGCN: Image-Fused Point Cloud Semantic Segmentation with Fusion Graph Convolutional Network
Published in Sensors (Basel, Switzerland) (01-10-2023)“…In interpreting a scene for numerous applications, including autonomous driving and robotic navigation, semantic segmentation is crucial. Compared to…”
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Direct Re-Os dating of manganese carbonate ores and implications for the formation of the Ortokarnash manganese deposit, northwest China
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-01-2022)“…Sedimentary manganese carbonate deposits, the major economic source of Mn globally, are the product of complex interactions that occur in the marine…”
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LATE ARCHEAN SHELF-TO-BASIN IRON SHUTTLE CONTRIBUTES TO THE FORMATION OF THE WORLD-CLASS DATAIGOU BANDED IRON FORMATION
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-05-2024)“…Abstract Banded iron formations (BIFs) are among the few chemical sedimentary archives that capture the biogeo-chemical evolution of Fe cycling and the redox…”
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Geochemistry of meta-sedimentary rocks associated with the Neoarchean Dagushan BIF in the Anshan-Benxi area, North China Craton: Implications for their provenance and tectonic setting
Published in Precambrian research (01-06-2019)“…[Display omitted] •Metasedimentary rocks associated with the Dagushan BIF were formed at 2.53–2.51 Ga.•Their detritus were mainly sourced from adjacent felsic…”
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Molecular mechanism of metamorphic alteration on traces of early life in banded iron formations
Published in Earth and planetary science letters (01-08-2023)“…It is well-known that multi-stage metamorphism can result in the alteration of indigenous biological molecules, limiting our understanding of early life on…”
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Insight into the genesis of the Zhaosu Carboniferous Mn carbonate deposit (NW China): constraints from petrography, geochemistry, and C–Mo isotopes
Published in Mineralium deposita (01-10-2022)“…The genesis (primary versus secondary) of Mn carbonate-rich sediments, which consist of sub-economic rocks and ore deposits, remains hotly debated. Here, we…”
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Changing provenance of late Neoarchean metasedimentary rocks in the Anshan-Benxi area, North China Craton: Implications for the tectonic setting of the world-class Dataigou banded iron formation
Published in Gondwana research (01-12-2016)“…The Anshan-Benxi (AnBen) area is situated in the northeastern part of the North China Craton and is considered to be the most important iron metallogenic…”
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Polymetallic droplets within trapped globules in a quartz diorite porphyry from Gangcha–Kemo gold deposit, West Qinling orogen, China: Implications for petrogenesis and prospecting
Published in Lithos (01-02-2019)“…As immiscibility in magmas appears most significant in magmatic–hydrothermal processes, studies of magmatic fluid immiscibility should focus on the…”
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Iron and Carbon Isotope Constraints on the Formation Pathway of Iron-Rich Carbonates within the Dagushan Iron Formation, North China Craton
Published in Minerals (Basel) (01-01-2021)“…Banded iron formations (BIFs) are enigmatic chemical sedimentary rocks that chronicle the geochemical and microbial cycling of iron and carbon in the…”
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Geochemistry and Sm─Nd─Fe─Si isotope compositions as insights into the deposition of the late Neoarchean Qidashan banded iron formation, North China Craton
Published in Mineralium deposita (01-06-2024)“…Banded iron formations (BIFs) are chemical sediments that reflect the composition of the seawater from which they were deposited. Therefore, they provide a key…”
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Deciphering the source of banded iron formations in the North China Craton
Published in Precambrian research (01-03-2024)“…•Iron derived dominantly from hydrothermal leaching of either juvenile or old crusts.•Iron sourced in part from a benthic iron shuttle on continental…”
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Age and genesis of the Tongshan banded iron formation in the Zhongtiao region, North China Craton
Published in Ore geology reviews (01-01-2024)“…[Display omitted] •First constraining on the age of the BIF in Zhongtiao, North China.•The Tongshan BIF is deposited during the late Archean.•Ferruginous…”
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