Search Results - "Bjerg, Ernesto A."
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Insights into the North Patagonian Massif Lower Crust: Petrology and Microstructure of Granulite Xenoliths
Published in Journal of petrology (04-10-2024)“…Abstract The continental lower crust constitutes a key zone for understanding the mantle–crust magmatic and mechanical transfers, but its study is hampered by…”
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Hawaiian and Strombolian style monogenetic volcanism in the extra-Andean domain of central-west Argentina
Published in Journal of volcanology and geothermal research (15-11-2006)“…In the provinces of Mendoza and La Pampa (central-western Argentina), retroarc volcanism was active from the Miocene through historic times. There are…”
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SpinelVA. A new perspective for the visual analysis and classification of spinel group minerals
Published in Earth science informatics (01-08-2024)“…Spinel group minerals, found within various rock types, exhibit distinct categorizations based on their host rocks. According to Barnes and Roeder ( 2001 ),…”
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Machine Learning model interpretability using SHAP values: Application to Igneous Rock Classification task
Published in Applied computing and geosciences (01-09-2024)“…El Fierro intrusive body is one of the bodies that compose the La Jovita–Las Aguilas mafic–ultramafic belt, located in the Sierra Grande de San Luis,…”
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Determination of the spinel group end-members based on electron microprobe analyses
Published in Mineralogy and petrology (01-04-2015)“…The spinel group minerals have been the focus of many studies, not only because of their economic interest, but also due to the fact that they are very useful…”
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Spinel web: an interactive web application for visualizing the chemical composition of spinel group minerals
Published in Earth science informatics (01-03-2021)“…The spinel group minerals provide useful information regarding the geological environment in which the host rocks were formed, constituting excellent…”
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Geochemical variations in Cenozoic back-arc basalts at the border of La Pampa and Mendoza provinces, Argentina
Published in Journal of South American earth sciences (01-12-2009)“…Back-arc volcanism was active in central-western Argentina (provinces of Mendoza and La Pampa) from the Miocene through historic times. The rocks of 39…”
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Heterogeneous Lithospheric Mantle beneath Northern Patagonia: Evidence from Prahuaniyeu Garnet- and Spinel-Peridotites
Published in Journal of petrology (01-07-2009)“…Prahuaniyeu, located on the NW margin of the Somoncura Large Igneous Province in northern Patagonia, is one of two known localities in Argentina where…”
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SpinelViz: An interactive 3D application for visualizing spinel group minerals
Published in Computers & geosciences (01-11-2012)“…SpinelViz is an application for the visualization of the spinel group minerals in three dimensions. SpinelViz uses the spinel prism to display mineral…”
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Fieldwork in Geosciences assisted by ARGeo: A mobile Augmented Reality system
Published in Computers & geosciences (01-12-2018)“…Gathering data on the field is a crucial task in many disciplines. Moreover, in the Geosciences the GPS positioning is relevant to the data acquisition as well…”
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The mafic volcanism of Meseta de Coli Toro, Somún Cura massif, Patagonia, Argentina
Published in Journal of South American earth sciences (01-09-2023)“…The Meseta de Coli Toro is a mafic volcanic plateau located in the Río Negro province, north of Patagonia, Argentina. It belongs to the Somún Cura Massif…”
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Evolution of the volcanism in the northwestern part of meseta de Somuncurá, Patagonia, Argentina
Published in Journal of South American earth sciences (01-01-2022)“…The Meseta de Somuncurá is the largest intraplate mafic volcanic field of north Patagonia, Argentina, whose origin is the subject of an ongoing debate and…”
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A software solution for point counting. Petrographic thin section analysis as a case study
Published in Arabian journal of geosciences (01-08-2014)“…In the field of geology, as in many other fields, a common problem is the analysis of 2D sections. An example of this is the petrographic study of rock…”
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Timing and rate of granulite facies metamorphism and cooling from multi-mineral chronology on migmatitic gneisses, Sierras de La Huerta and Valle Fértil, NW Argentina
Published in Lithos (2010)“…Migmatitic paragneisses of the Valle Fértil–La Huerta Ranges at the Western margin of the Sierras Pampeanas are composed of…”
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15
Origin of melt pockets in mantle xenoliths from southern Patagonia, Argentina
Published in Journal of South American earth sciences (01-12-2009)“…Peridotite mantle xenoliths collected north of Gobernador Gregores, Patagonia, affected by cryptic and modal metasomatism bear melt pockets of unusually large…”
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Counterclockwise tectonometamorphic evolution of the Pringles Metamorphic Complex, Sierras Pampeanas of San Luis (Argentina)
Published in Journal of South American earth sciences (01-02-2007)“…The crystalline basement of the Sierra de San Luis, which belongs to the Eastern Sierras Pampeanas in central Argentina, consists of three main units: (1)…”
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Mineralización de talco asociada a los cuerpos ultramáficos de la Faja del Río de Las Tunas, Cordillera Frontal de Mendoza
Published in Instituto Superior de Correlacion Geologica, Serie Correlacion Geologica (01-12-2011)“…Talc mineralization related to the ultramafic bodies of the Río de Las Tunas belt, Frontal Cordillera of Mendoza province. This contribution shows the main…”
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Mineralización de talco asociada a los cuerpos ultramáficos de la Faja del Río de Las Tunas, Cordillera Frontal de Mendoza
Published in Instituto Superior de Correlacion Geologica, Serie Correlacion Geologica (01-06-2012)“…El objetivo de este trabajo es dar a conocer las características de la mineralización de talco vinculada a los cuerpos ultramáficos de la Faja del Río de Las…”
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New evidence on the nature of the Frontal Cordillera ophiolitic belt — Argentina
Published in Journal of South American earth sciences (01-03-1997)“…New petrographic and chemical data of volcanic rocks from the Metales Belt, Rio de las Tunas area, in the Frontal Cordillera of Argentina are presented. The…”
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