Mostrando 10 resultados de: 13
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Article(13)
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Journal of Volcanology and Geothermal Research(3)
Earth and Planetary Science Letters(2)
Journal of Petrology(2)
Contributions to Mineralogy and Petrology(1)
International Journal of Environmental Research and Public Health(1)
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Geología económica(7)
Geología, hidrología, meteorología(6)
Ciencias de la Tierra de otras zonas(3)
Ciencias de la tierra(3)
Ciencias de la Tierra de América del Norte(2)
Adakite-like volcanism of Ecuador: Lower crust magmatic evolution and recycling
ArticleAbstract: In the Northern Andes of Ecuador, a broad Quaternary volcanic arc with significant across-arc geochePalabras claves:Adakite, ECUADOR, Igneous fractionation, Quaternary, radiogenic isotopes, VolcanismAutores:Bernardo O. Beate, Chiaradia M., Fontignie D., Müntener O.Fuentes:scopusArtisanal and small gold mining and petroleum production as potential sources of heavy metal contamination in ecuador: A call to action
ArticleAbstract: Mining and petroleum production are the source of many elements and base materials fundamental for oPalabras claves:Artisanal and small gold mining, Contaminant movement, ECUADOR, Environmental risks, Extractive industriesAutores:Bernardo O. Beate, Jose Luis Rivera-Parra, María Belén Ochoa, Ximena DíazFuentes:scopusEffects of aseismic ridge subduction on the geochemistry of frontal arc magmas
ArticleAbstract: Aseismic ridges are variably broad linear topographic features built by submarine volcanic activityPalabras claves:adakite-like, Carnegie ridge, ECUADOR, frontal arc, geochemistry, modellingAutores:Bernardo O. Beate, Chiaradia M., Müntener O.Fuentes:scopusGeochemical and petrological constraints on rear-arc magma genesis processes in Ecuador: The Puyo cones and Mera lavas volcanic formations
ArticleAbstract: The Puyo scoria cones and the Mera lava flows, two newly recognized volcanic formations dated betweePalabras claves:absarokite, Andes, ECUADOR, phlogopite, Rear-arc, SubductionAutores:Bernardo O. Beate, Bourdon E., Cotten J., Eissen J.P., Fornari M., Hoffer G.Fuentes:scopusGeodynamic controls on Tertiary arc magmatism in Ecuador: Constraints from U-Pb zircon geochronology of Oligocene-Miocene intrusions and regional age distribution trends
ArticleAbstract: We obtained U-Pb zircon ages of Late Tertiary intrusions in the northern Andes to provide robust timPalabras claves:ECUADOR, Geodynamic evolution, Intrusions, Northern andes, Tertiary arc magmatism, Zircon U-Pb geochronologyAutores:Bernardo O. Beate, Chiaradia M., Schütte P.Fuentes:scopusEnormous and far-reaching debris avalanche deposits from Sangay volcano (Ecuador): Multidisciplinary study and modeling the 30 ka sector collapse
ArticleAbstract: Sangay is one of the most active volcanoes in the world. Its eruptions were first recorded by SpanisPalabras claves:Debris avalanche deposits, ECUADOR, Hummocky morphology, Sangay, VolcFlow modelingAutores:Bernardo O. Beate, Julien Bernard, Patricia A. Mothes, Viviana ValverdeFuentes:googlescopusEnriched basaltic andesites from mid-crustal fractional crystallization, recharge, and assimilation (Pilavo volcano, Western Cordillera of Ecuador)
ArticleAbstract: The origin of andesite is an important issue in petrology because andesite is the main eruptive prodPalabras claves:Andesite, Assimilation, ECUADOR, Fractional crystallization, rechargeAutores:Bernardo O. Beate, Chiaradia M., Müntener O.Fuentes:scopusThe Yanaurcu volcano (Western Cordillera, Ecuador): A field, petrographic, geochemical, isotopic and geochronological study
ArticleAbstract: The Yanaurcu volcanic center in the Ecuadorian frontal arc is characterized by several epochs of actPalabras claves:Adakite, Andesite, Crustal processes, ECUADOR, Garnet fractionation, rechargeAutores:Béguelin P., Bernardo O. Beate, Chiaradia M., Spikings R.A.Fuentes:scopusTungurahua Volcano, Ecuador: Structure, eruptive history and hazards
ArticleAbstract: Tungurahua, one of Ecuador's most active volcanoes, is made up of three volcanic edifices. TungurahuPalabras claves:Andesite magmatism, Derbis avalanche and dam, ECUADOR, Hazards, Magma flux rate, Tungurahua VolcanoAutores:Bernardo O. Beate, Claude Robin, Hall M.L., Monzier M., Patricia A. MothesFuentes:googlescopusSedimentological and provenance analysis of the Río Playas stratigraphic section: Implications for the evolution of the Alamor-Lancones Basin of southern Ecuador and northern Peru
ArticleAbstract: The Cretaceous Alamor-Lancones Basin is located in the forearc region of southern Ecuador and northePalabras claves:Alamor-Lancones basin, Andes, ECUADOR, Forearc Basin, Perú, Provenance analysis, Río Playas stratigraphic section, SedimentologyAutores:Bernardo O. Beate, Carolina Bernal, Cristian Vallejo, Esteban J.J., Horton B.K., Hugo Carrasco, Jackson L.J., Janeth Gaibor, Mauricio E. Valarezo, Winkler W.Fuentes:scopus