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A HIGHLY DYNAMIC HOT HYDROTHERMAL SYSTEM IN THE SUBDUCTION ENVIRONMENT: GEOCHEMISTRY AND GEOCHRONOLOGY OF JADEITITE AND ASSOCIATED ROCKS OF THE SIERRA DEL CONVENTO MÉLANGE (EASTERN CUBA)
ArticleAbstract: A U-Pb zircon date of ~113 Ma revealed that a variety of jadeitites and related omphacitite, chloritPalabras claves:fluid-rock interaction, Jadeitite, metasomatic transformation, Serpentinite mélange, SubductionAutores:Blanco-Quintero I.F., Cambra K.N., Cárdenas-Párraga J., García-Gasco A., Harlow G.E., Yamirka Rojas-AgramonteFuentes:scopusA geotraverse across two paleo-subduction zones in Tien Shan, Tajikistan
ArticleAbstract: We present first LA-ICP-MS U–Pb zircon ages as well as geochemical and Sr–Nd–Pb isotope data for 14Palabras claves:Carboniferous subduction-collision, Sr–Nd–Pb isotopes, Tajikistan, Tectonic model, Tien Shan (Tianshan), Zircon agesAutores:Fidaev D., Jeffries T., Konopelko D., Mamadjanov Y., Niyozov A., Romer R.L., Seltmann R., Yamirka Rojas-AgramonteFuentes:scopusCold plumes trigger contamination of oceanic mantle wedges with continental crust-derived sediments: Evidence from chromitite zircon grains of eastern Cuban ophiolites
ArticleAbstract: The origin of zircon grains, and other exotic minerals of typical crustal origin, in mantle-hosted oPalabras claves:Chromitites, Cold plumes, Cuba, Ophiolites, U-Pb geochronology, zirconAutores:Aiglsperger T., Belousova E.A., García-Gasco A., Gervilla F., González-Jiménez J.M., Griffin W.L., Jacob D.E., Navarro-Ciurana D., O'Reilly S.Y., Proenza J.A., Pujol-Solà N., Talavera C., Yamirka Rojas-AgramonteFuentes:scopusCOMPOSITION AND PROVENANCE ANALYSIS OF BEACH SANDS IN AN ALMOST ISOLATED SEDIMENTARY SYSTEM - A FIELD STUDY OF THE GALÁPAGOS ARCHIPELAGO
ArticleAbstract: The Galápagos Archipelago is the surface expression of an active hotspot or long-lived mantle plume.Palabras claves:Beach sands, Digital image analysis, GALAPAGOS, Provenance, Raman spectroscopyAutores:Alfred Kron̈er, Buelow Y., Inderwies G., Seelos K., Theofilos Toulkeridis, Yamirka Rojas-AgramonteFuentes:googlescopusEarly Palaeozoic Deep Subduction of Continental Crust in the Kyrgyz North Tianshan: Evidence from Field Relationships and Geochronology
OtherAbstract:Palabras claves:Autores:Alexeiev D.V., Alfred Kron̈er, Corsini M., Herwartz D., Yamirka Rojas-AgramonteFuentes:scopusDetrital and igneous zircon ages for supracrustal rocks of the Kyrgyz Tianshan and palaeogeographic implications
ArticleAbstract: We report detrital zircon ages for Precambrian and early Palaeozoic metasediments from the TianshanPalabras claves:Detrital zircon age, Kyrgyzstan, Palaeo-Asian Ocean, Tarim craton, TianshanAutores:Alexeiev D.V., Alfred Kron̈er, Geng H.Y., Jeffries T., Khudoley A.K., Kiselev V.V., Mikolaichuk A.V., Seltmann R., Semiletkin S.A., Shu L., Wong J., Yamirka Rojas-Agramonte, Yang J.H.Fuentes:scopusDetrital and xenocrystic zircon ages from Neoproterozoic to Palaeozoic arc terranes of Mongolia: Significance for the origin of crustal fragments in the Central Asian Orogenic Belt
ArticleAbstract: The Central Asian Orogenic Belt contains many Precambrian crustal fragments whose origin is unknown,Palabras claves:Central Asian Orogenic Belt, Detrital age, Microcontinent, Mongolia, Probability plot, Tarim, zirconAutores:Alfred Kron̈er, Demoux A., Donskaya T.V., Liu D.Y., Sun M., Wang W., Xia X., Yamirka Rojas-AgramonteFuentes:scopusDetrital-zircon geochronology and provenance of the El Oro Metamorphic Complex, Ecuador: Geodynamic implications for the evolution of the western Gondwana margin
ArticleAbstract: The El Oro Metamorphic Complex (EOMC) in SW Ecuador has been the subject of debate for several decadPalabras claves:Cordillera Real, Detrital zircon provenance analysis, ECUADOR, El Oro Metamorphic Complex, Gondwana, North-central AndesAutores:Chew D.M., Mertz-Kraus R., Pinto A.J., Suhr N., Theofilos Toulkeridis, Villagómez-Díaz D., Yamirka Rojas-AgramonteFuentes:googlescopusDid the Turonian-Coniacian plume pulse trigger subduction initiation in the Northern Caribbean? Constraints from <sup>40</sup>Ar/<sup>39</sup>Ar dating of the Moa-Baracoa metamorphic sole (eastern Cuba)
ArticleAbstract: The Güira de Jauco metamorphic sole, below the Moa-Baracoa ophiolite (eastern Cuba), contains strongPalabras claves:Ar/Ar, Caribbean-Colombian Oceanic Plateau, Cuba, metamorphic sole, OphioliteAutores:Blanco-Quintero I.F., Corsini M., García-Gasco A., Lázaro C., Proenza J.A., Yamirka Rojas-AgramonteFuentes:scopusFrom intra-oceanic subduction to arc accretion and arc-continent collision: Insights from the structural evolution of the Río San Juan metamorphic complex, northern Hispaniola
ArticleAbstract: The Río San Juan metamorphic complex exposes a segment of a high-pressure subduction-accretionary coPalabras claves:Accretionary complex, Caribbean plate, high-pressure metamorphism, Subduction, U-Pb and Ar/ Ar geochronology 40 39Autores:Escuder-Viruete J., Jabites J., Pérez-Estaún A., Valverde-Vaquero P., Yamirka Rojas-AgramonteFuentes:scopus