Search Results - "Villaseca, Carlos"

Petrology and Geochemistry of Highly Differentiated Tholeiitic Magmas: Granophyres in the Messejana–Plasencia Great Dyke (Central Iberia) by David Orejana, Carlos Villaseca, Emma Losantos, Pilar Andonaegui

“…The Messejana–Plasencia great dyke (MPGD) is a Late Triassic tholeiitic gabbro intrusion related to the Central Atlantic Magmatic Province. Its large outcrop…”
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Pyroxenites and Megacrysts From Alkaline Melts of the Calatrava Volcanic Field (Central Spain): Inferences From Trace Element Geochemistry and Sr-Nd Isotope Composition by Villaseca, Carlos, García Serrano, Javier, Orejana, David

“…Alkaline volcanic rocks from explosive monogenetic centers often carry an unusual cargo of crystals and rock fragments, which may provide valuable constraints…”
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Alkaline Silicate Metasomatism Recorded through Fe-Ti-Rich Mantle Xenoliths from the Calatrava Volcanic Field (Spain) by Javier García Serrano, Carlos Villaseca, Cecilia Pérez-Soba, Manuel Jesús Román-Alpiste

“…Much of the lithospheric subcontinental mantle (SCLM) sampled in the Calatrava Volcanic Field (CVF) shows refertilization by alkaline metasomatic agents. The…”
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Geochronology and trace element chemistry of zircon and garnet from granulite xenoliths: Constraints on the tectonothermal evolution of the lower crust under central Spain by Orejana, David, Villaseca, Carlos, Armstrong, Richard A., Jeffries, Teresa E.

“…The nature of the lower crust under central Spain can be constrained from the study of deep-seated xenoliths entrapped within ultrabasic alkaline dykes of…”
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SHRIMP U–Pb zircon dating of anatexis in high-grade migmatite complexes of Central Spain: implications in the Hercynian evolution of Central Iberia by Castiñeiras, Pedro, Villaseca, Carlos, Barbero, Luis, Martín Romera, Cristina

“…U–Pb SHRIMP ages obtained in zircons from the Sotosalbos and Toledo anatectic complexes in Central Spain give new constraints to the evolution of the inner…”
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Petrografía y química mineral de los enclaves de granulitas del volcán de La Encomienda (Campo Volcánico de Calatrava) by David Orejana García, María García Rodríguez, Carlos Villaseca González

“…Los xenolitos granulíticos del volcán de La Encomienda (Campo Volcánico de Calatrava) representan un conjunto de composición félsica peralumínica. Su…”
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Geochemistry of pyroxenitic and hornblenditic xenoliths in alkaline lamprophyres from the Spanish Central System by Orejana, David, Villaseca, Carlos, Paterson, Bruce A.

“…The alkaline lamprophyres and diabases of the Spanish Central System carry a heterogeneous suite of xenoliths which includes scarce pyroxenitic and…”
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Petrogenesis of highly fractionated I-type peraluminous granites: La Pedriza pluton (Spanish Central System) by Pérez-Soba Aguilar, Cecilia, Villaseca, Carlos

“…The La Pedriza pluton stands out as the most extensively fractionated granite (Rb < 629; Sr < 2 and Ba < 2 ppm) of the Spanish Central System Batholith. These…”
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Li-Na-metasomatism related to I-type granite magmatism: A case study of the highly fractionated La Pedriza pluton (Iberian Variscan belt) by Pérez-Soba, Cecilia, Villaseca, Carlos

“…This study describes rare albitites associated with highly fractionated I-type granitic melts, showing a mineral paragenesis that resembles those of…”
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Depleted lherzolite xenoliths from the leucititic Morrón de Villamayor volcano (Calatrava volcanic field, Spain) by García Serrano, Javier, Villaseca, Carlos, Pérez-Soba, Cecilia

“…This work reports petrographical, mineralogical and geochemical data of a suite of mantle xenoliths from the Morrón de Villamayor volcanic centre (MVM), which…”
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Ediacaran–Cambrian paleogeography and geodynamic setting of the Central Iberian Zone: Constraints from coupled U–Pb–Hf isotopes of detrital zircons by Orejana, David, Merino Martínez, Enrique, Villaseca, Carlos, Andersen, Tom

“…•Metasediments from the Central Iberian Zone have an heterogeneous zircon composition.•The Ediacaran–Cambrian transition reflects important geodynamic…”
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Recycled metaigneous crustal sources for S- and I-type Variscan granitoids from the Spanish Central System batholith: Constraints from Hf isotope zircon composition by Villaseca, Carlos, Orejana, David, Belousova, Elena A.

“…The Spanish Central System (SCS) is one of the largest granite batholiths in the European Variscan Belt. Zircons from five granitic intrusions from the eastern…”
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Subduction-related metasomatism in the lithospheric mantle beneath the Calatrava volcanic field (central Spain): constraints from lherzolite xenoliths of the Cerro Gordo volcano by Villaseca, Carlos, García Serrano, Javier, Pérez-Soba, Cecilia

“…Two types of lherzolite xenoliths appear in the Cerro Gordo maar from the Cenozoic Calatrava volcanic field. Hydrous lherzolites (group-1) show a major…”
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The Cambro-Ordovician Ollo de Sapo magmatism in the Iberian Massif and its Variscan evolution: A review by García-Arias, Marcos, Díez-Montes, Alejandro, Villaseca, Carlos, Blanco-Quintero, Idael Francisco

“…We present here a comprehensive and updated review on the gneissic Ollo de Sapo Formation (OSF) in the Iberian Massif and discuss multiple aspects…”
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Uranium-rich accessory minerals in the peraluminous and perphosphorous Belvís de Monroy pluton (Iberian Variscan belt) by Pérez-Soba, Cecilia, Villaseca, Carlos, Orejana, David, Jeffries, Teresa

“…The strongly peraluminous, perphosphorous (<0.85 wt% P 2 O 5 ) and low-Ca granites from the Belvís de Monroy pluton contain the most U-rich monazite-(Ce) and…”
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Mineralogical and isotopic characterization of graphite deposits from the Anatectic Complex of Toledo, central Spain by Martín-Méndez, Iván, Boixereu, Ester, Villaseca, Carlos

“…Graphite is found dispersed in high-grade metapelitic rocks of the Anatectic Complex of Toledo (ACT) and was mined during the mid twentieth century in places…”
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U–Pb geochronology and zircon composition of late Variscan S- and I-type granitoids from the Spanish Central System batholith by Orejana, David, Villaseca, Carlos, Valverde-Vaquero, Pablo, Belousova, Elena A., Armstrong, Richard A.

“…The Spanish Central System (SCS) batholith, located in the Central Iberian Zone, is one of the largest masses of granite in the European Variscan Belt. This…”
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Dating metasomatic events in the lithospheric mantle beneath the Calatrava volcanic field (central Spain) by Villaseca, Carlos, Belousova, Elena A, Barfod, Dan N, González-Jiménez, José M

“…We report the first attempt to date metasomatic events in peridotite xenoliths from the Subcontinental Lithospheric Mantle (SCLM) beneath the Cenozoic…”
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Significance of ancient sulfide PGE and Re–Os signatures in the mantle beneath Calatrava, Central Spain by González-Jiménez, José María, Villaseca, Carlos, Griffin, William L., O’Reilly, Suzanne Y., Belousova, Elena, Ancochea, Eumenio, Pearson, Norman J.

“…Spinel lherzolite and wehrlite xenoliths from the Cenozoic Calatrava volcanic field carry the geochemical imprint of metasomatic agents that have affected the…”
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The thermal state and strength of the lithosphere in the Spanish Central System and Tajo Basin from crustal heat production and thermal isostasy by Jiménez-Díaz, Alberto, Ruiz, Javier, Villaseca, Carlos, Tejero, Rosa, Capote, Ramón

“…► We have improved the thermal models and lithospheric strength determinations. ► We have obtained surface heat flow value of 84mWm−2 for the SCS. ► The…”
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