Search Results - "Poujol, M."
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From Burial to Exhumation: Emplacement and Metamorphism of Mafic Eclogitic Terranes Constrained Through Multimethod Petrochronology, Case Study from the Lévézou Massif (French Massif Central, Variscan Belt)
Published in Journal of petrology (01-04-2020)“…Abstract Linking mineral growth and time is required to unravel the evolution of metamorphic rocks. However, dating early metamorphic stages is a challenge due…”
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Multiple crust reworking in the French Armorican Variscan belt: implication for the genesis of uranium-fertile leucogranites
Published in International journal of earth sciences : Geologische Rundschau (01-10-2018)“…Muscovite peraluminous granites (MPGs) form by partial melting of the continental crust and can be related to metalliferous deposits such as tin, tungsten, and…”
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High-temperature metamorphism during extreme thinning of the continental crust: a reappraisal of the North Pyrenean passive paleomargin
Published in Solid earth (Göttingen) (01-01-2015)“…An increasing number of field examples in mountain belts show that the formation of passive margins during extreme continent thinning may occur under…”
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Late Cretaceous–early Eocene counterclockwise rotation of the Fueguian Andes and evolution of the Patagonia–Antarctic Peninsula system
Published in Tectonophysics (08-02-2016)“…The southernmost Andes of Patagonia and Tierra del Fuego present a prominent arc-shaped structure: the Patagonian Bend. Whether the bending is a primary…”
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Uranium metallogenesis of the peraluminous leucogranite from the Pontivy-Rostrenen magmatic complex (French Armorican Variscan belt): the result of long-term oxidized hydrothermal alteration during strike-slip deformation
Published in Mineralium deposita (01-06-2018)“…In the French Armorican Variscan belt, most of the economically significant hydrothermal U deposits are spatially associated with peraluminous leucogranites…”
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The amidated PACAP1–23 fragment is a potent reduced-size neuroprotective agent
Published in Biochimica et biophysica acta. General subjects (01-11-2019)“…Neurodegenerative disorders, such as Parkinson's disease (PD), are characterized by neuronal death involving, among other events, mitochondrial dysfunction and…”
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A review of the geochronological constraints on the evolution of the Kaapvaal Craton, South Africa
Published in Precambrian research (10-11-2003)“…All the published U–Pb geochronological data from zircon, titanite, sphene and monazite, and Pb–Pb evaporation data applicable to the…”
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Metamorphism and exhumation of the basal parts of the Barberton greenstone belt, South Africa: Constraining the rates of Mesoarchaean tectonism
Published in Precambrian research (15-12-2005)“…The Paleo- to Mesoarchaean Barberton granitoid-greenstone terrain of South Africa consists of two main components: the low-grade metamorphic supracrustal…”
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Origin of atmospheric lead in Johannesburg, South Africa
Published in Atmospheric environment (1994) (01-11-2006)“…The origin of lead in the atmosphere of Johannesburg, South Africa was investigated on the basis of elemental and lead isotopic analyses of coals, mine dumps,…”
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U-Pb isotopic evidence for episodic granitoid emplacement in the Murchison greenstone belt, South Africa
Published in Journal of African earth sciences (1994) (01-07-2001)“…This study presents new single-zircon U-Pb data that constrain the timing of granitoid emplacement within and to the south of the Murchison greenstone belt,…”
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Metallogeny of precious and base metal mineralization in the Murchison Greenstone Belt, South Africa: indications from U–Pb and Pb–Pb geochronology
Published in Mineralium deposita (01-10-2012)“…The 3.09 to 2.97 Ga Murchison Greenstone Belt is an important metallotect in the northern Kaapvaal Craton (South Africa), hosting several precious and base…”
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Metamorphism of the granite–greenstone terrane south of the Barberton greenstone belt, South Africa: an insight into the tectono-thermal evolution of the ‘lower’ portions of the Onverwacht Group
Published in Precambrian research (15-03-2002)“…This paper reports new geochronological and metamorphic data from Onverwacht Group greenstone remnants exposed in the granitoid-dominated terrain to the south…”
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The Johannesburg Dome, South Africa: new single zircon U–Pb isotopic evidence for early Archaean granite–greenstone development within the central Kaapvaal Craton
Published in Precambrian research (01-05-2001)“…The Johannesburg Dome, located in the central part of the Kaapvaal Craton, constitutes one of the key areas to better understand the Archaean crustal evolution…”
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Age of the Raygorodok Au-bearing Gabbro—Monzodiorite Massif (Northern Kazakhstan)
Published in Doklady earth sciences (01-08-2018)“…Accessory zircon from the polyphase Raygorodok stock (Northern Kazakhstan) has been dated by local U–Pb analysis (SIMS and LA-ICP-MS). This Au-bearing…”
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Episodic granitoid emplacement in the Archaean Amalia–Kraaipan terrane, South Africa: confirmation from single zircon U–Pb geochronology
Published in Journal of African earth sciences (1994) (01-07-2002)“…The Amalia–Kraaipan granite–greenstone terrane, located in the western part of the Kaapvaal Craton, South Africa consists of metamorphosed mafic volcanic rocks…”
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U–Pb and Pb–Pb isotopic studies relating to the origin of gold mineralization in the Evander Goldfield, Witwatersrand Basin, South Africa
Published in Precambrian research (15-05-1999)“…This study presents new U–Pb and Pb–Pb isotopic data for the Central Rand Group in the Evander Goldfield, located in the eastern extremity of the Witwatersrand…”
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Petrology, geochemistry, and U-Pb (zircon) age of the quartz-feldspar porphyry dyke at the Lake George antimony mine, New Brunswick: implications for origin, emplacement process, and mineralization
Published in Atlantic geology (01-03-2006)“…A steeply west-dipping, north-northwest-trending, biotite-bearing quartz-feldspar porphyry dyke is associated with the Lake George granodiorite, a cupola of…”
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Paleosol-induced early dolomitization with UPb age constraints and its implications for fluid pathways in ancient sandstone aquifers
Published in Sedimentary geology (01-08-2024)“…In hydrogeology, a key challenge involves identifying patterns within ancient formations to forecast the distribution of fluid pathways and barriers to…”
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Crustal recycling and juvenile addition during lithospheric wrenching: The Pontivy-Rostrenen magmatic complex, Armorican Massif (France), Variscan belt
Published in Gondwana research (01-09-2017)“…The South Armorican Shear Zone (SASZ), in the French Armorican Variscan belt, is a lithospheric wrench fault that acted during the Late Carboniferous as a…”
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Late Cretaceous felsic intrusions in oceanic plateau basalts in SW Ecuador: Markers of subduction initiation?
Published in Journal of South American earth sciences (01-10-2021)“…Felsic magmatic rocks (tonalites and trondhjemites) with calc-alkaline affinity were emplaced in SW Ecuador (Pascuales area; North Guayaquil) at ~87–89 Ma…”
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