Crustal reworking and orogenic styles inferred from zircon Hf isotopes: Proterozoic examples from the North Atlantic region
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DOI: 10.1016/j.gsf.2018.09.008
Abstract: Abstract Zircon Hf evolutionary patterns are powerful tools to investiage magma petrogenesis and crustal evolution. The 176Hf/177Hf isotopic signature of a rock is particularly informative and can be used to derive an estimation of the… read more here.
Keywords: time; orogen; north atlantic; evolution ... See more keywords
Vista Alegre Meta-Ultramaphic body: A key towards tectono-metamorphic evolution of the Araçuaí orogen high-grade core
Sign Up to like & getrecommendations! Published in 2018 at "Journal of South American Earth Sciences"
DOI: 10.1016/j.jsames.2017.12.001
Abstract: Abstract The Vista Alegre Meta-Ultramafic body is part of a cluster of meta-ultramafic occurrences located in the internal tectonic domain of the Aracuai-West Congo orogen in southeast Brazil. They consist of several small northeast-trending bodies… read more here.
Keywords: vista alegre; high grade; meta; body ... See more keywords
The Rio Doce Group revisited: An Ediacaran arc-related volcano-sedimentary basin, Araçuaí orogen (SE Brazil)
Sign Up to like & getrecommendations! Published in 2018 at "Journal of South American Earth Sciences"
DOI: 10.1016/j.jsames.2018.05.013
Abstract: Abstract The Aracuai orogen developed between the Sao Francisco and Congo cratons, during the Western Gondwana amalgamation in Late Neoproterozoic time. Located in the eastern Aracuai orogen, the Ediacaran Rio Doce magmatic arc includes a… read more here.
Keywords: rio doce; doce group; group; orogen ... See more keywords
Structural setting of the Chanic orogen (Upper Devonian) at central-western Argentina from remote sensing and aeromagnetic data. Implications in the evolution of the proto-Pacific margin of Gondwana
Sign Up to like & getrecommendations! Published in 2018 at "Journal of South American Earth Sciences"
DOI: 10.1016/j.jsames.2018.08.021
Abstract: Abstract The basement of the Central Andes located in central-western Argentina (31o20′S - 69o22′W) is composed by the Cuyania and Chilenia terranes which were amalgamated to Gondwana in the Early-Mid Paleozoic. Between the Precordillera (Cuyania)… read more here.
Keywords: proto pacific; chanic orogen; remote sensing; western argentina ... See more keywords
Paleoenvironment, sediment provenance and tectonic setting of Tonian basal deposits of the Macaúbas basin system, Araçuaí orogen, southeast Brazil
Sign Up to like & getrecommendations! Published in 2019 at "Journal of South American Earth Sciences"
DOI: 10.1016/j.jsames.2019.102393
Abstract: Abstract The Neoproterozoic Macaubas Group represents the main precursor basin system of the Aracuai orogen, including a Tonian volcano-sedimentary succession, at the base, overlain by a Cryogenian sequence. Belonging to the Tonian succession, the Matao… read more here.
Keywords: basin system; macaubas; matao duas; basin ... See more keywords
Miocene sedimentary provenance and paleogeography of the Hengchun Peninsula, southern Taiwan: Implications for tectonic development of the Taiwan orogen
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DOI: 10.1016/j.jseaes.2019.104032
Abstract: Abstract The pre-collisional sedimentary provenance of southern Taiwan not only can offer important information about the paleogeography of the region prior to the Taiwan orogeny, but may also provide significant constraint for understanding the origin… read more here.
Keywords: sedimentary provenance; hengchun peninsula; taiwan; southern taiwan ... See more keywords
Mineral textural evolution and PT-path of relict eclogite-facies rocks in the Paleoproterozoic Nagssugtoqidian Orogen, South-East Greenland
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DOI: 10.1016/j.lithos.2017.11.008
Abstract: Abstract The Nagssugtoqidian Orogen in South-East Greenland is a deeply eroded, Paleoproterozoic collision orogen. It consists of a variety of Archean and Paleoproterozoic rocks, most notably TTG gneiss, a variety of supracrustal rocks and basic… read more here.
Keywords: evolution; orogen south; eclogite facies; garnet ... See more keywords
Petrogenesis of volcanic rocks of the Devonian – Carboniferous Dahalajunshan Formation, Western Tianshan: Implications for crustal growth in an accretionary orogen
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DOI: 10.1016/j.lithos.2021.106003
Abstract: Abstract Magmatism associated with plate subduction and collision plays an important role in crustal growth during the evolution of the Earth, but the detailed mechanisms regarding how magmatism contributes to the vertical growth of the… read more here.
Keywords: crustal growth; growth; volcanic rocks; orogen ... See more keywords
Source-to-sink system reconstruction in the northern Jiaolai Basin, eastern China, by multiproxy provenance methods and implications for exhumation of the Sulu orogen
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DOI: 10.1016/j.tecto.2019.01.009
Abstract: Abstract The Early Cretaceous sedimentary successions in the Jiaodong-Laiyang (Jiaolai) Basin provide valuable information about sediment provenances and tectonic processes. A clear understanding of the provenance development of the Jiaolai Basin along the northern margin… read more here.
Keywords: jiaolai basin; orogen; sulu orogen; provenance ... See more keywords
Kinematic evolution of a continental collision: Constraining the Himalayan-Tibetan orogen via bulk strain rates
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DOI: 10.1016/j.tecto.2020.228642
Abstract: Abstract We investigated temporal variations of the bulk strain rate across the Himalayan-Tibetan orogen, which impact the magnitudes, rates, and distribution of deformation across the orogen. The present-day strain rate estimated from geodesy is ~5-6×10-16… read more here.
Keywords: bulk strain; tibetan orogen; collision; himalayan tibetan ... See more keywords
Wrench‐Related Dome Formation and Subsequent Orogenic Syntax Bending in a Hot Orogen (Variscan Ibero‐Armorican Arc, the Ouessant Island, France)
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DOI: 10.1029/2018tc005189
Abstract: During the Carboniferous collision stage, the West European Variscan orogen was affected by oblique convergence, wrenching, plate‐scale oroclinal bending, and widespread exhumation of the deep crust. One of these exhumed units forms the Léon dome… read more here.
Keywords: syntax; orogen; ibero armorican; armorican arc ... See more keywords