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En este trabajo se realiza una caracterización textural de la brecha de Salinas, la cual aparece cubriendo los gabros que forman la intrusión de Los Molinos, en la parte centro-occidental de la isla de Fuerteventura. Esta brecha está formada por[...]texto impreso
Ignacio San José, Cristina de ; Muñoz García, Mercedes ; Sagredo Ruiz, Juana | Mineralogical Society (Great Britain) | 2012The island of Sao Vicente has the most abundant carbonatite outcrops in the Cape Verde Islands. A field survey of the main outcrops has shown that they consist of extrusive carbonatites, carbonatite dykes and small apophyses of intrusive carbona[...]texto impreso
Ignacio San José, Cristina de ; Castiñeiras García, Pedro ; Márquez González, Álvaro ; Oyarzun, Roberto ; Lillo Ramos, F. Javier ; López Ruiz-Labranderas, Iván | Taylor & Francis | 2003The rocks of the 1982 eruption of El Chichón volcano (Chiapas, Mexico) display a series of geochemical and mineralogical features that make them a special case within the NW-trending Chiapas volcanic belt. The rocks are transitional between norm[...]texto impreso
Martín Crespo, Tomás ; Martín Velázquez, Silvia ; Gómez Ortiz, David ; Ignacio San José, Cristina de ; Lillo Ramos, F. Javier | IWA Publishing | 2011This work presents the results of a geochemical and geophysical characterization of the Monte Romero and La Naya mine ponds, belonging to the Cueva de la Mora and Riotinto mine districts, respectively, based on mineralogical, geochemical and geo[...]texto impreso
Martín Crespo, Tomás ; Gómez Ortiz, David ; Martín Velázquez, Silvia ; Martínez-Pagán, Pedro ; Ignacio San José, Cristina de ; Lillo, Javier ; Faz, Ángel | Elsevier | 2018-01-08This study presents the results of the geoenvironmental characterization of the Brunita mine pond in the Cartagena-La Unión mining district, Murcia (SE Spain). The main objective was to evaluate the present conditions of the mine tailings in or[...]texto impreso
Ignacio San José, Cristina de ; Muñoz García, Mercedes ; Sagredo Ruiz, Juana ; Fernández Santín, Soledad ; Johansson, Ake | Elsevier | 2006-09Carbonatites are very rare in oceanic environments, where they have been reported only at the Canary and Cape Verde islands in the Atlantic Ocean. In the Canary archipelago, calciocarbonatites occur only on the island of Fuerteventura, in clear [...]texto impreso
Ignacio San José, Cristina de ; Muñoz García, Mercedes ; Sagredo Ruiz, Juana ; Fernández Santín, Soledad | Sociedad Geológica de España. | 2004Nepheline-syenites from the northern, Montaña Blanca-Esquinzo sector of the Basal Complex in the island of Fuerteventura (Canary Islands) are the most differentiated rocks belonging to the alkaline-carbonatitic association in this area. These ne[...]texto impreso
Somoza Losada, Luis ; Medialdea Cela, Teresa ; González Sanz, Francisco Javier ; Calado, Antonio ; Afonso, Andreia ; Albuquerque, Mónica ; Asensio Ramos, María ; Bettencourt, Renato ; Blasco, Iker ; Candón, Jose A. ; Carreiro-Silva, Marina ; Cid, Constantino ; Ignacio San José, Cristina de ; López Pamo, Enrique ; Machancoses, Sara ; Ramos González, Bruno ; Pinto Ribeiro, Luisa ; Rincón-Tomás, Blanca ; Santofimia Pastor, Esther ; Souto, Miguel ; Tojeira, Inês ; Viegas, Cláudia ; Madureira, Pedro | Frontiers Media | 2020-11This work presents the preliminary result of the multidisciplinary cruise EXPLOSEA2 surveying the northern Mid-Atlantic Ridge and Azores Archipelago from 46° 30? N to 38° 30? N aboard the R/V Sarmiento de Gamboa and ROV Luso over 54 days (June 1[...]texto impreso
Muñoz García, Mercedes ; Sagredo Ruiz, Juana ; Ignacio San José, Cristina de ; Fernández Suárez, Javier ; Jeffries, Teresa E. | Elsevier Science B.V., Amsterdam | 2005Zircons from a nepheline-syenite of the Fuerteventura Basal Complex were dated by Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LA-ICP-MS). The age obtained from a total of 21 U–Th–Pb analyses is 25.4F0.3 Ma (2r) indicating a late[...]texto impreso
Ignacio San José, Cristina de ; Muñoz García, Mercedes ; Sagredo Ruiz, Juana ; Barbero González, Luis C. | Sociedad Geológica de España. | 2002The mafic-ultramafic, alkaline Montana Blanca-Milocho pluton, which is part o f the northernmost outcrop of the Basal Complex of the island of Fuerteventura, Canary Islands, is spatially associated to the Jablitos alkaline-carbonatitic complex. [...]texto impreso
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Ignacio San José, Cristina de ; Gil Ibarguchi, José Ignacio ; Muñoz García, Mercedes ; Sagredo Ruiz, Juana ; Sánchez Lorda, M.E. | Sociedad Geológica de España. | 2016En este trabajo se presentan nuevas edades U-Pb en circones de carbonatitas del sector NW de Fuerteventura. Los circones presentan características tanto texturales como composicionales que indican su origen ígneo y su cristalización a partir de [...]
