Search Results - "Vaughan, A. P. M."
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New aerogeophysical view of the Antarctic Peninsula: More pieces, less puzzle
Published in Geophysical research letters (01-03-2006)“…New airborne geophysical data reveal subglacial imprints of crustal growth of the Antarctic Peninsula by Mesozoic arc magmatism and terrane accretion along the…”
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The source of granitic gneisses and migmatites in the Antarctic Peninsula: a combined U–Pb SHRIMP and laser ablation Hf isotope study of complex zircons
Published in Contributions to mineralogy and petrology (01-06-2006)“…Zircons gneisses and migmatites collected from the Antarctic Peninsula have different core-rim hafnium isotope ratio relationships depending on whether…”
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Digital Mapping and Three-Dimensional Model Building of the Ben Nevis Igneous Complex, Southwest Highlands, Scotland: New Insights into the Emplacement and Preservation of Postorogenic Magmatism
Published in The Journal of geology (01-11-2017)“…Caledonian postorogenic magmatic processes are not well understood. New digital mapping and three-dimensional modeling of the end-Caledonian (late Silurian to…”
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Heat flux variations beneath central Greenland’s ice due to anomalously thin lithosphere
Published in Nature geoscience (01-09-2013)“…The thermal state of the Earth’s surface is usually influenced more by climate than by heating from the Earth’s interior. Numerical models show that in the…”
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Structural constraints on closure geometry across the Iapetus Suture in eastern Ireland
Published in Journal of the Geological Society (01-01-1992)“…The east coast of Ireland is one of the few places where Lower Palaeozoic rocks are exposed adjacent to the supposed surface trace of the Iapetus Suture. North…”
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A precise late Permian 40AR/39Ar age for Central Iberian camptonitic lamprophyres
Published in Geologica acta (2006)Get full text
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Structure and evolution of Cenozoic arc magmatism on the Antarctic Peninsula: a high resolution aeromagnetic perspective
Published in Geophysical journal international (01-09-2014)“…The Antarctic Peninsula (AP) consists of a long lived and uniquely well preserved magmatic arc system. The broad tectonic structure of the AP arc is well…”
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Ben Nevis—remnant of a lost volcanic landscape
Published in Geology today (01-07-2018)“…The summit region of Ben Nevis, Britain's highest mountain, consists of late Silurian to Early Devonian age volcanic rocks originally interpreted as a thick…”
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The West Gondwana margin: Proterozoic to Mesozoic
Published in Gondwana research (01-03-2008)Get full text
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Relics of a complex triple junction in the Weddell Sea embayment, Antarctica
Published in Earth and planetary science letters (30-05-2000)“…Interpretation of an airborne magnetic data compilation containing a key, new survey, together with re-tracked satellite gravity data from the Weddell Sea…”
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The generation of sodic granite magmas, western Palmer Land, Antarctic Peninsula
Published in Contributions to mineralogy and petrology (01-06-1997)“…It is shown that subduction-related Mesozoic to Cainozoic granites in western Palmer Land of Antarctica have similar chemical compositions to Archean…”
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Depositional and post-depositional history of warm stage deposits at Knocknacran, Co. Monaghan, Ireland: implications for preservation of Irish last interglacial deposits
Published in Journal of quaternary science (01-09-2004)“…Organic‐rich deposits, uncovered during overburden removal from mantled gypsum karst at Knocknacran opencast gypsum mine, Co. Monaghan, are the best candidate…”
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A Lower Cretaceous, syn-extensional magmatic source for a linear belt of positive magnetic anomalies: the Pacific Margin Anomaly (PMA), western Palmer Land, Antarctica
Published in Earth and planetary science letters (30-05-1998)“…Ar–Ar laserprobe dating suggests that in western Palmer Land, plutons associated with a curvilinear belt of positive magnetic anomalies along the Pacific…”
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A tectonomagmatic model for the genesis and emplacement of Caledonian calc-alkaline lamprophyres
Published in Journal of the Geological Society (01-07-1996)“…Petrogenetically related, Caledonian calc-alkaline lamprophyric and shoshonitic dykes exposed in a 10 km wide zone trending SW from Clogher Head, E Ireland,…”
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Ridge-trench collision-induced switching of arc tectonics and magma sources: clues from Antarctic Peninsula mafic dykes
Published in Terra nova (Oxford, England) (01-12-1997)“…Abstract only…”
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Small-scale convection at the interface between stratified layers of mafic and silicic magma, Campbell Ridges, NW Palmer Land, Antarctic Peninsula: Syn-magmatic way-up criteria
Published in Journal of structural geology (01-07-1995)“…Experimental data suggest that some igneous mafic inclusions are formed at the interface between underlying mafic magma and more silicic magma in a reservoir…”
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