Search Results - "Ciccioli, Patricia L"
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Glacial paradoxes during the late Paleozoic ice age: Evaluating the equilibrium line altitude as a control on glaciation
Published in Gondwana research (01-07-2012)“…The late Paleozoic ice age (LPIA) consists of multiple glaciations that waxed and waned across Gondwana during the Carboniferous and Permian. Three key…”
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Eolian sand sheet deposition in the San Luis paleodune field, western Argentina as an indicator of a semi-arid environment through the Holocene
Published in Palaeogeography, palaeoclimatology, palaeoecology (01-10-2014)“…Eolian deposits are common in the western Pampas of Argentina, and most are assumed to be associated with glacial conditions. Stratigraphic and sedimentologic…”
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Mio-Pliocene aridity in the south-central Andes associated with Southern Hemisphere cold periods
Published in Proceedings of the National Academy of Sciences - PNAS (20-06-2017)“…Although Earth’s climate history is best known through marine records, the corresponding continental climatic conditions drive the evolution of terrestrial…”
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Tectonic and geomorphic controls on the lacustrine deposits of the Neogene Vinchina Basin, northwestern Argentina
Published in Journal of sedimentary research (01-02-2020)“…Two episodes of lacustrine sedimentation, separated by an erosional surface and fluvial sedimentation, took place in the southern part of the broken foreland…”
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Age Constraints of the Guttulapollenites hannonicus –Cladaitina veteadensis Biozone in Argentina Reveal the First Record of Early Triassic (Olenekian) Palynofloras in Western Gondwana
Published in Palynology (01-02-2023)“…The upper Palaeozoic basins of central-western Argentina include continuous fossiliferous successions spanning the Carboniferous-Permian interval. The…”
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Stratigraphy and palynology of a late Paleozoic glacial paleovalley in the Andean Precordillera, Argentina
Published in Palaeogeography, palaeoclimatology, palaeoecology (15-10-2014)“…A new locality where Carboniferous glacial diamictite appears confined to paleovalleys is described in the north of the Argentinian Precordillera. The glacial…”
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High-Precision U-Pb CA-ID-TIMS Calibration of the Permian Lueckisporites-Dominated Assemblages in Westernmost Gondwana: Inferences for Correlations
Published in Palynology (03-04-2022)“…Palynology is one of the most useful tools for constructing biostratigraphic charts in the late Paleozoic basins of South America, but the lack of radiometric…”
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Paleobiology and paleoecology of an arid–semiarid Miocene South American ichnofauna in anastomosed fluvial deposits
Published in Palaeogeography, palaeoclimatology, palaeoecology (30-12-2009)“…Miocene deposits of the Toro Negro Formation in La Rioja province, Argentina, host a rich vertebrate and invertebrate ichnofauna. Trace fossils are recorded…”
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Using fluvial cyclicity to decipher the interaction of basement- and fold-thrust-belt tectonics in a broken foreland basin; Vinchina Formation (Miocene), northwestern Argentina
Published in Journal of sedimentary research (01-04-2015)“…The Miocene Vinchina Formation is made up of more than 5100 meters of siliciclastic sediments deposited mostly in fluvial environments in a broken foreland…”
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Petrography and geochemistry of late Quaternary dune fields of western Argentina: Provenance of aeolian materials in southern South America
Published in Aeolian research (01-06-2010)“…Landscapes of western Argentina are dominated by aeolian sand of diverse composition, reflecting multiple sediment sources. This study focuses on determining…”
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Análisis del contacto entre las formaciones Vinchina y Toro Negro (Sierra de los Colorados, provincia de La Rioja, Argentina), sus implicancias tectónicas
Published in Latin American journal of sedimentology and basin analysis (01-12-2010)“…En este trabajo se analiza la expresión estratigráfica y significado geológico de la superficie que separa a las formaciones Vinchina (Mioceno) y Toro Negro…”
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U–Pb ages and paleoenvironmental evolution of the guanchín formation (neogene fiambalá foreland basin), Central Andes, Argentina
Published in Journal of South American earth sciences (01-12-2023)“…The Guanchín Formation is a sedimentary unit that was deposited during the Andean orogeny and is preserved in the Fiambalá Basin in NW Argentina. It records an…”
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Sandstone petrofacies, deformational events and the dynamic of the Valle Fértil Lineament during the late Paleozoic (Paganzo Basin, northwestern Argentina)
Published in Journal of South American earth sciences (01-01-2023)“…The behavior during the late Paleozoic of the Valle Fértil Lineament, a first-order structural element placed along the suture between Cuyania and Pampia…”
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U-PB ages and environmental evolution of the De La Cuesta Formation (late Paleozoic): Record of the Choiyoi Volcanism in the retroarc area of the Paganzo Basin, Western Gondwana
Published in Journal of South American earth sciences (01-12-2021)“…This paper examines the relationship between the sedimentation in the retroarc Paganzo Basin and the activity of the magmatic arc developed in the neighboring…”
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Short note. A new U-PB age for the Talampaya Formation: Stratigraphic and paleoclimatic implications
Published in Journal of South American earth sciences (01-08-2023)“…This paper presents a new U–Pb zircon age of 253.40 ± 1.06 Ma for the middle part of the Talampaya Formation, which is consistent with the previously reported…”
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The Oligocene – Early Miocene erg in the western Andean basins: Patterns during the transition from eolian to fluvial sedimentation
Published in Journal of South American earth sciences (01-08-2023)“…This paper analyzes an extended eolian field developed during the Oligocene-Early Miocene along the eastern flank of the Andes. This eolian episode, herein…”
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Avian remains from the Toro Negro Formation (Neogene), Central Andes of Argentina
Published in Journal of South American earth sciences (01-01-2021)“…We describe new avian remains from the lower levels of the Toro Negro Formation (~7-6 Ma, U–Pb), exposed in Quebrada de la Troya between Vinchina and Jagüé…”
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Alluvial to lacustrine sedimentation in an endorheic basin during the Mio-Pliocene: The Toro Negro Formation, Central Andes of Argentina
Published in Journal of South American earth sciences (01-07-2018)“…A 2400 m-thick sedimentary column belonging to the Toro Negro Formation was recorded along the Quebrada del Yeso, Sierra de Los Colorados (Vinchina Basin), La…”
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Authigenic and detrital clay minerals as indicators of paleoenvironmental and postdepositional evolution in a Cretaceous–Cenozoic succession from Argentine Central Andes
Published in Sedimentary geology (15-07-2022)“…New X-ray diffraction (XRD) data, scanning electron microscopy (SEM) analysis, and X-ray energy dispersive spectrometry (EDX) microanalysis on clay minerals…”
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