 | | Journal (article/letter/editorial) | | sulphide-mineralization in the islands of Tenerife and La Gomera (Canary Archipelago, Spain) Received: 29 January...alkaline intrusive complexes of Tenerife and La Gomera (Canary Archipelago, Spain) are formed by nepheline syenites...represent part of the oldest magmatic episodes in both islands. This work presents new studies of the petrographic...(magmatic and hydrothermal) in La Gomera and only one (magmatic) in Tenerife. The migration of the sulphide-bearing...hydrothermal ¯uids far from the intrusive complex in Tenerife, and/or possible re-melting process could explain |  | Demény, A., Casillas, R., Hegner, E., Vennemann, T. W., Nagy, G., Sipos, P. (2010) Geochemical and H-O-Sr-Nd isotope evidence for magmatic processes and meteoric-water interactions in the basal complex of La Gomera, Canary Islands. Mineralogy and Petrology, 98 (1) 181-195 doi:10.1007/s00710-009-0071-4 | Journal (article/letter/editorial) | | interactions in the basal complex of La Gomera, Canary Islands A. Demény & R. Casillas & E. Hegner &...plutonic rocks of the Basal Complex of La Gomera, Canary Islands, Spain, were studied by means of major and...studies on the plutonic rocks of Fuerteventura and La Palma. Late-stage alteration took place during the...Departamento de Edafologia y Geologia, Universidad de La Laguna, Avda. Astrofisico Fco. Sánchez, 38206 La Laguna...Laguna, Tenerife, Spain E. Hegner Department für Geo- und Umweltwissenschaften, Ludwig Maximilians Universität |  | | Journal (article/letter/editorial) | | Schmincke Multi-stage magma ascent beneath the Canary Islands: evidence from ¯uid inclusions Received: 30...rocks from Gran Canaria, La Palma, El Hierro, Lanzarote and La Gomera (Canary Islands) contain abundant CO2-dominated...simultaneous formation of young inclusions, at well-de®ned magma stagnation levels. For Gran Canaria, pressure...for La Palma, and 0.55±0.75 GPa for Lanzarote. The highest-density ¯uid inclusions in many Canary Island...xenolith entrainment. Inclusion data from all islands indicate ponding of basaltic magmas at Moho or |  | Demény, Attila, Casillas, Ramón, Ahijado, Agustina, de La Nuez, Julio, Andrew Milton, J., Nagy, Géza (2008) Carbonate xenoliths in La Palma: Carbonatite or alteration product?. Geochemistry, 68 (4) 369-381 doi:10.1016/j.chemer.2008.05.002 | Journal (article/letter/editorial) | | 369–381 www.elsevier.de/chemer Carbonate xenoliths in La Palma: Carbonatite or alteration product? Attila...Deménya,, Ramón Casillasb, Agustina Ahijadob, Julio de La Nuezb, J. Andrew Miltonc, Géza Nagya a Institute...Dpto. de Edafologia y Geologia, Universidad de La Laguna, Avda. Astrofisico Fco. Sánchez, 38206 La Laguna...Laguna, Tenerife, Spain c School of Ocean and Earth Science, Southampton Oceanography Centre, European Way...collected in basaltic rocks of the Basal Complex of La Palma. The mineralogical composition and microscopic |  | | Journal (article/letter/editorial) | | Indicators in Mafic and Uhramafic Rocks from Canary Islands Mercedes Mufioz * and J u a n a Sagredo * Department...rocks (inclusions and layered outcrops) in the Canary Islands as geobarometrie indicators of the depth of...for the layered complexes. Finally, a scheme of Canary substrate is outlined. I. Introduction I n the...formations of different islands of the Archipelago (Lanzarote, Tenerife, Gran Canaria and La Palma). The other...associations which outcrop in the islands of Fuerteventura (Gastesi, 1969) and Gomera (Cendrero, 1971). The purpose |  | | Journal (article/letter/editorial) | | system for the 1971 Teneguía eruption on La Palma, Canary Islands Abigail K. Barker1 · Valentin R. Troll1...recent volcanic event of the Cumbre Vieja rift zone on La Palma. The eruption produced basanite lavas that...differentiation, assimilation and magma storage beneath La Palma. We compare our results to the older volcano...development of the magma plumbing system beneath La Palma. The 1971 lavas are clinopyroxene-olivine-phyric...contain augite, sodic-augite and aluminium augite. Kaersutite cumulate xenoliths host olivine, clinopyroxene |  | | Journal (article/letter/editorial) | | Xenoliths from the Alkalic Rocks of Teneriffe, Canary Islands G. D. Bo~L~.Y, P. SUDD~Y, a n d P. SCOTT Geology...pyroxene, titanomagnctite, sub-silicic potassic kaersutite, and anorthoclase, i t is suggested that the...of cumulus plagioclase. 3. The subtraction of kaersutite from liquids of intermediate composition is thought...I t is also suggested that the subtraction of kaersutite and anorthoclase would considerably deplete residual...exposed plutonic basement rocks from other Canary Islands, which are believed to have similar sub-crustal |  | | Journal (article/letter/editorial) | | Petrology of the Las Canadas Volcanoes, Tenerife, Canary Islands WILLIA1V[IA~ffI~IDLEY Department of Geology...1969 Abstract. Tenerife is the largest of the seven Tertiary to Recent volcanic islands that make up the...the Canary Archipelago. The island is composed of volcanics belonging to the basanitetrachyte-phonolite...e assemblage that eharacterises many Atlantic islands. The most voluminous development of intermediate...t i o n has focussed on the oceanic islands. Most of these islands are composed of volcanic rocks derived |  | | Journal (article/letter/editorial) | | inclusions within spinel peridotite xenoliths, La Gomera, Canary Islands MARIA-LUCE FREZZOTTI1*, JACQUES L.R. TOURET2...Aard- en Levenswetenschappen, Vrije Universiteit, De Boelelaan 1085, NL-1081 HV Amsterdam, The Netherlands...dunite-werhlite and pyroxenite) from La Gomera, Canary Islands. Primary carbonates are Mg-calcite (XCa...silicate fraction after decarbonation. Key-words: Canary Islands; mantle xenoliths; melt and fluid inclusions;...xenoliths from Spitsbergen, Tahaa Archipelago, the Canary Islands and Kerguelen archipelago (Amundsen, 1987; |  | | Report (chapter) | | processes in the Basal Complex of La Palma, Canary Islands, Spain A. DEMÉNY1, R. CASILLAS2, T. W. VENNEMANN3...VENNEMANN3, E. HEGNER4, G. NAGY1, A. AHIJADO2, J. DE LA NUEZ2, P. SIPOS1, S. PILET3 & J. MILTON5 1 Institute...Dpto. de Edafologia y Geologia, Universidad de La Laguna, Avda. Astrofisico Fco. Sánchez, 38206 La Laguna...Laguna, Tenerife, Spain 3 Institut de Minéralogie et Géochimie, Université de Lausanne, L’Anthropole...feldspars from gabbros and basalts of La Palma, Canary Islands, were studied to determine primary, plumerelated |  | | Book | | Física-Geología University of Las Palmas de Gran Canaria Las Palmas de Gran Canaria Spain Managing Editor Sebastian...Science+Business Media (www.springer.com) Preface The Canary Islands Archipelago, offshore of the northwestern coast...of 20 million years. This 600-km-long chain of islands (total population *2 million), with their beautiful...destination is Teide Volcano on the Island of Tenerife, the centerpiece of Teide National Park and the...the central part of Tenerife, reaching the highest elevation in the Canaries and Spain. Moreover, if its |  | | Journal (article/letter/editorial) | | 33--48 (1972) 9 by Springer-Verlag 1972 Evolution of La Palma, CanaryArchipelago E r i c A. K. M i d d l...Received May 3, 1972 Abstract. La Palma is the northwestern island in the Canary archipeIago. The island is...rocks form part of the floor of the huge Caldera de Taburiente. In the walls of the Caldera one finds...a near surface environment. I t is proposed that La Palma developed on a relatively cold section of a...eruptions. During the first phase in the evolution of La Palma the submarine edifice of the island was constructed |  | | Journal (article/letter/editorial) | | U-series disequilibria in volcanic rocks from the Canary Islands: Plume versus lithospheric melting CRAIG C...Sciences Dept., University of California Santa Cruz, Santa Cruz, CA 95064, USA 2 (Received March 15,...are presented for Holocene samples from the Canary Islands and interpreted with special emphasis on the...alkali basalts and tholeiites from the eastern Canary Islands whereas lower ratios are exclusively found...found in differentiated rocks from the western Canary Islands. Those with ordinary Nb/U ratios are attributed |  | Toscani, Lorenzo, Salvioli-Mariani, Emma, Mattioli, Michele, Tellini, Claudio, Boschetti, Tiziano, Iacumin, Paola, Selmo, Enricomaria (2020) The pyroclastic breccia of the Cabezo Negro de Tallante (SE Spain): The first finding of carbonatite volcanism in the Internal Domain of the Betic Cordillera. Lithos, 354. 105288 doi:10.1016/j.lithos.2019.105288 | Journal (article/letter/editorial) | | pyroclastic breccia of the Cabezo Negro de Tallante (SE Spain): The first finding of carbonatite volcanism...Available online xxx The Cabezo Negro de Tallante volcano (SE Spain) is well known in literature for the...high-energy explosive eruption at the Cabezo Negro de Tallante volcano. © 2019 Elsevier B.V. All rights...melting Liquid immiscibility Cabezo Negro de Tallante SE Spain 1. Introduction Carbonatites are defined...Carbonatites are found on all continents and some oceanic islands, with ages ranging from Archean to present-day |  | | Journal (article/letter/editorial) | | MANTLE XENOLITHS by Maria Eugenia Varela Departamento de Geologia, Universidad Nacional del Sur 8000 Bahia...et al. 1984; ANDERSEN et al. 1984; PASTERIS, 1987; DE VIVO et al. 1988; HANSTEEN 1991; FREZZOTTI et al...daughter crystals in upper mantle xenoliths are: kaersutite, clinopyroxene, rutile, ilmenite, and apatite)...inclusions in spinel dunite from Lanzarote, Canary Islands. Contrib. Mineral. Petrol., 120, 20-28. BURRUS...J., MOSBAH, M. & TANGUY, J.C. (1992): Coexistence de verre alcalins et tholeitiques saturŽs en CO2 dans |  | Neumann, E.-R., Wulff-Pedersen, E., Simonsen, S. L., Pearson, N. J., Marti, J., Mitjavila, J. (1999) Evidence for Fractional Crystallization of Periodically Refilled Magma Chambers in Tenerife, Canary Islands. Journal of Petrology, 40 (7) 1089-1123 doi:10.1093/petroj/40.7.1089 | Journal (article/letter/editorial) | | Periodically Refilled Magma Chambers in Tenerife, Canary Islands E.-R. NEUMANN1∗, E. WULFF-PEDERSEN1, S...INST. DE CIENCIAS DE LA TIERRA ( JAUME ALMERA), CSIC, MARTÍ I FRANQUES S/N 08028 BARCELONA, SPAIN RECEIVED...different ages and from different parts of Tenerife (Canary Islands), and their mafic silicates have been...chambers associated with ocean island magmatism in Tenerife. Clinopyroxene phenocrysts in basanitic to phonolitic...and partly within the overlying sequence of Canary Islands lavas. FCM processes may lead to significant |  | Wulff-Pedersen, E., Neumann, E. -R., Vannucci, R., Bottazzi, P., Ottolini, L. (1999) Silicic melts produced by reaction between peridotite and infiltrating basaltic melts: ion probe data on glasses and minerals in veined xenoliths from La Palma, Canary Islands. Contributions to Mineralogy and Petrology, 137 (1) 59-82 doi:10.1007/s004100050582 | Journal (article/letter/editorial) | | and minerals in veined xenoliths from La Palma, Canary Islands Received: 15 November 1998 / Accepted:...hosted by the historic Volcan de San Antonio, La Palma, Canary Islands include veined spinel harzburgites...á L. Ottolini CNR-Centro di Studio per la Cristallochimica e la Cristallogra®a, via Ferrata 1, I-27100...taken place in situ in the upper mantle. The CaO-TiO2-La/ Nd relationships of mantle rocks may be used to...mantle xenoliths from La Palma and Hierro (Canary Islands) show a wide range in La/Nd ratios with relatively |  | Donoghue, E., Troll, V. R., Harris, C. (2010) Fluid-Rock Interaction in the Miocene, Post-Caldera, Tejeda Intrusive Complex, Gran Canaria (Canary Islands): Insights from Mineralogy, and O- and H-Isotope Geochemistry. Journal of Petrology, 51 (10) 2149-2176 doi:10.1093/petrology/egq052 | Journal (article/letter/editorial) | | Post-Caldera, Tejeda Intrusive Complex, Gran Canaria (Canary Islands): Insights from Mineralogy, and O- and H-Isotope...T I NG The Canary Archipelago is a NE^SW-trending alignment of seven volcanic ocean islands located 100^700...Canaria (28800’N, 15835’W), one of the central islands of the archipelago, comprises a Miocene basaltic...& Taylor, 1986; Larson & Taylor, 1986a). In the Canary Archipelago, hydrothermal and metamorphic processes...the intrusive rocks of Fuerteventura, Tenerife, La Gomera, and La Palma (e.g. Javoy et al., 1986; Schiffman |  | | Journal (article/letter/editorial) | | Silicic Glass in Mantle Xenoliths from the Canary Islands E.-R. NEUMANN∗ AND E. WULFF-PEDERSEN MINERALOGISK-GEOLOGISK...wehrlite mantle xenoliths from the Canary Islands (La Palma, Hierro, Tenerife and Lanzarote) contain a spectrum...undersaturated. Glasses in xenoliths from La Palma and Tenerife are rich in K2O compared with those from...expense of orthopyroxene. In xenoliths from La Palma and Tenerife, where interstitial phlogopite is commonly...uk/jnls/list/petroj Oxford University Press 1997 Canary Islands; silicic glass inclusions; mantle xenoliths; |  | | Journal (article/letter/editorial) | | Clocchiatti b, G. Kurat c , P. Schiano d Departamento de Geologia, UniÕersidad Nacional del Sur-CONICET, San...microprobe at the Centre d’Analyses Camparis ŽUniversite´ de Paris VI.. A 15-kV accelerating voltage and a beam...microtexture with a slight alignment. Amphibole is kaersutite with high TiO 2 content of 8.30 wt.% and is generally...different in composition from those related with kaersutite breakdown 154 Table 1 Representative analyses...secondary olivine, spinel and clinopyroxene in kaersutite glass patches. Ol2)–Sp2): secondary euhedral |  | | Journal (article/letter/editorial) | | The ultrabasic-gabbroic rocks contain lenses of kaersutite pegmatite and sodic syenite pegmatite and are...titaniferous hornblende (1 -0-5-7 per cent TiO2) -> kaersutite (6-4 per cent TiO2)-> Fe-rich hastingsite (180-191...and beneath the volcanic piles of many oceanic islands, e.g. Canaries, Reunion, and Tahiti, and those...end of the Inland Kaikoura Range, Marlborough Province, South Island of New Zealand. Reconnaissance surveys...Geological map of the Central Marlborough Igneous Province, South Island, New Zealand spathic ultrabasic |  | | Book | | Professor Dr. R. T. LUBALA Laboratoire de Petrologie Universite de Lubumbashi, B. P. 1825 Lubumbashi - Zaire...individual chapters: i) the carbonatitic-alkaline province outcropping on the Kenya-Uganda border which have...Petrogenesis of the volcanic rocks of the Karoo Province edited by ERLANK (1984). In addition, a review...review paper related to this volcanic province appeared in the book devoted to the Flood Basalts Provinces...same applies to the Oceanic volcanism (except the Canary Is.). The book is subdivided into four parts centring |  | Frezzotti, Maria Luce, Ferrando, Simona, Peccerillo, Angelo, Petrelli, Maurizio, Tecce, Francesca, Perucchi, Andrea (2010) Chlorine-rich metasomatic H2O–CO2 fluids in amphibole-bearing peridotites from Injibara (Lake Tana region, Ethiopian plateau): Nature and evolution of volatiles in the mantle of a region of continental flood basalts. Geochimica et Cosmochimica Acta, 74 (10) 3023-3039 doi:10.1016/j.gca.2010.02.007 | Journal (article/letter/editorial) | | Department of Earth Sciences, University Roma 1 – La Sapienza, P.za A. Moro 5, 00185 Roma, Italy e Sincrotrone...Schiano et al., 1995), and, more recently, from Canary and Hawaii intraplate oceanic settings (Frezzotti...zones of intraplate mantle upwelling. At Tenerife (Canary Islands), Frezzotti et al. (2002a) suggested a...volcanism, forming a wide continental flood basalt province, was accompanied by extensive regional uplift...Ablation–Inductively Coupled Plasma–Mass Spectrometer (LA–ICP–MS) installed at the University in Perugia (SMAArt |  | | Report (volume) | | –Quaternary alkaline mafic lavas from Catalonia (NE Spain) DEMÉNY , A., CASILLAS , R., VENNEMANN , T. W...., HEGNER , E., NAGY , G., AHIJADO , A., DE LA NUEZ , J., SIPOS , P., PILET , S. & MILTON , J. Plume-related...processes in the Basal Complex of La Palma, Canary Islands, Spain TOURON , S., RENAC , C., O’REILLY ...ablation-inductively coupled plasma-mass spectrometry (LA-ICP-MS). The in situ analyses substantially deepened...analyse with the less time-consuming but largerspot LA-ICP-MS. For this reason, at the beginning of this |  | Viccaro, Marco, Scribano, Vittorio, Cristofolini, Renato, Ottolini, Luisa, Manuella, Fabio C. (2009) Primary origin of some trachytoid magmas: Inferences from naturally quenched glasses in hydrothermally metasomatized gabbroic xenoliths (Hyblean area, Sicily) Lithos, 113 (3) 659-672 doi:10.1016/j.lithos.2009.06.037 | Journal (article/letter/editorial) | | al., 2003). On the other hand, in some oceanic islands, fractional crystallization fails to account for...published trachyte compositions from various oceanic islands and the neighboring sites of Pantelleria and Mt...with both Naalkaline and tholeiitic affinity (e.g., De Rosa et al., 1991; Tonarini et al., 1996; Schmincke...used, giving a mass resolving power of ~900 (M/ΔM). La, Ce, Nd, Sm, Er and Yb were analyzed by measuring...1985), in addition to CNR-IGG inner standards kaersutite Soda Springs KSS, and alkali–olivine–basalt BB |
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