Search Results - "Vizán, Haroldo"
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The Paleozoic Central Patagonian Igneous Metamorphic Belt: its geodynamic and tectonic interpretation based on paleogeographic reconstructions
Published in International journal of earth sciences : Geologische Rundschau (01-10-2023)“…On the southwestern margin of the North Patagonian Massif (Argentina), there is a NW–SE trending belt consisting of igneous and metamorphic rocks that is named…”
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Inherited basement structures and their influence in foreland evolution: A case study in Central Patagonia, Argentina
Published in Tectonophysics (05-12-2019)“…•Crustal weakness zones are exposed to recurrent deformation that can be persistent for hundreds of millions of years.•Inherited basement structures play a…”
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The Late Paleozoic Tectonometamorphic Evolution of Patagonia Revisited: Insights From the Pressure‐Temperature‐Deformation‐Time (P‐T‐D‐t) Path of the Gondwanide Basement of the North Patagonian Cordillera (Argentina)
Published in Tectonics (Washington, D.C.) (01-07-2019)“…Combined field structural analysis with in situ electron probe microanalysis Th‐U‐Pb monazite dating, petrologic, and microstructural data provides a…”
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Paleomagnetic evidence of the brittle deformation of the Central Patagonian Batholith at Gastre area (Chubut Province, Argentina)
Published in Journal of South American earth sciences (01-03-2020)“…The Central Patagonian Batholith (CPB) in the Gastre area, central Patagonia, constitutes a set of two I-type Late Triassic plutonic suites, the Gastre…”
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New Early Cretaceous palaeomagnetic pole from Córdoba Province (Argentina): revision of previous studies and implications for the South American database
Published in Geophysical journal international (01-12-1998)“…A continental sequence of red beds and interbedded basaltic layers crops out in the Sierra Chica of Córdoba Province, Argentina (31.5°S, 64.4°W). This…”
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Igneous-metamorphic basement of Taquetrén Range, patagonia, Argentina: A key locality for the reconstruction of the paleozoic evolution of patagonia
Published in Journal of South American earth sciences (01-03-2021)“…In this contribution, we present the stratigraphy of the igneous and metamorphic rocks of the Taquetrén Range, a sector located in the southernmost margin of…”
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New paleomagnetic pole for the Upper Jurassic Chon Aike Formation of southern Argentina (South America): Testing the tectonic stability of Patagonia with respect to South America, and implications to Middle Jurassic-Early Cretaceous true polar wander
Published in Tectonophysics (05-01-2019)“…A paleomagnetic pole and a new Ar-Ar date of 156.08 ± 0.05 Ma are reported for the Chon Aike Formation, an extensive plateau of ignimbrites, outcropping in the…”
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The Blake Geomagnetic Field Event recorded in a sequence of marine and continental facies outcropping in the coast of Buenos Aires province, Argentina
Published in Journal of South American earth sciences (01-06-2019)“…Different authors have suggested that there is a relationship between Quaternary geomagnetic field events and climate variability. Considering that in a recent…”
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Tectonic rotations in the Deseado Massif, southern Patagonia, during the breakup of Western Gondwana
Published in Tectonophysics (15-11-2008)“…Paleomagnetic investigation in the Deseado Massif, southern Patagonia, suggests that Triassic sedimentary rocks carry a latest Triassic to Jurassic…”
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Jurassic–Early Cretaceous intermediate virtual geomagnetic poles and Pangaean subduction zones
Published in Earth and planetary science letters (01-02-2008)“…The objective of this paper is to show that the distribution of Jurassic–Early Cretaceous intermediate virtual geomagnetic poles (VGPs) seems to be conditioned…”
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Paleomagnetism of Upper Triassic rocks in the Los Colorados hill section, Mendoza province, Argentina
Published in Journal of South American earth sciences (01-12-2004)“…Different authors have highlighted a systematic disagreement between Late Carboniferous–Triassic paleomagnetic poles (PPs) for Gondwanaland and Laurasia when…”
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Paleomagnetism of Jurassic and Cretaceous rocks in central Patagonia: a key to constrain the timing of rotations during the breakup of southwestern Gondwana?
Published in Earth and planetary science letters (01-08-2000)“…A paleomagnetic study in Jurassic and Cretaceous rocks from the Cañadón Asfalto basin, central Patagonia, indicates the occurrence of about 25–30° clockwise…”
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Analysis of a Permo-Triassic polarity transition in different absolute reconstructions of Pangaea, considering a model with features of the present Earth magnetic field
Published in Annals of geophysics (01-04-2007)“…The main objective of this paper is to show that the distribution of transitional palaeomagnetic data recorded at 250 Ma are in agreement with simulated data…”
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Paleomagnetism of the Lower Jurassic Lepáand Osta Arena formations, Argentine Patagonia
Published in Journal of South American earth sciences (01-07-1998)“…A paleomagnetic study in Upper Pliensbachian–Lower Toarcian rocks of Extra-Andinian Patagonia was carried out. Characteristic magnetizations isolated from…”
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Analysis of the early Jurassic geomagnetic data recorded at the Breggia Gorge (Ticino, Switzerland)
Published in Physics of the earth and planetary interiors (01-10-2001)“…Geomagnetic directions recorded in a lower Jurassic stratigraphic sequence that outcrops at the Breggia Gorge are analyzed. A new method to identify directions…”
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Support for an "A-type" Pangea reconstruction from high-fidelity Late Permian and Early to Middle Triassic paleomagnetic data from Argentina
Published in Journal of Geophysical Research (01-12-2011)“…A major disparity is observed between the late Paleozoic‐early Mesozoic apparent polar wander paths (APWPs) of Laurussia and Gondwana when the landmasses are…”
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Geological setting and paleomagnetism of the Eocene red beds of Laguna Brava Formation (Quebrada Santo Domingo, northwestern Argentina)
Published in Tectonophysics (11-01-2013)“…The red bed succession cropping out in the Quebrada Santo Domingo in northwestern Argentina had been for long considered as Upper Triassic–Lower Jurassic in…”
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