 | 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) | | Miocene, Post-Caldera, Tejeda Intrusive Complex, Gran Canaria (Canary Islands): Insights from Mineralogy...volcaniclastic deposits of the Miocene Tejeda caldera on Gran Canaria host an 12 km diameter intrusive complex...cone sheets; Gran Canaria; hydrothermal alteration; intrusive complexes; stable isotopes;Tejeda caldera ...OCTOBER 2010 about by fluid^rock interaction in the Tejeda Intrusive Complex, (2) the main fluid source(s)...hydrothermal systems within the Tejeda caldera. GEOLOGIC A L S ET T I NG The Canary Archipelago is a NE^SW-trending |  | | 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...Pedro Gil region; nepheline-syenite xenoliths in the Las Canadas and Vilaflor regions where intermediate and...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 |  | | Journal (article/letter/editorial) | | MAGAZINE, SEPTEMBER 1975, VOL. 40, VP. 2 5 9 - 8 3 Kaersutite-bearing gabbroic inclusions and the late dike...characterized by a high potassium content. A variety of kaersutite-bearing gabbroic inclusions in one member of...of the minerals from an interesting suite of kaersutite-bearing plutonic inclusions in a member of the...lower Tertiary igneous province of East Greenland (Brooks, 1973a and b), kaersutite-bearing dike rocks have...described by Vincent (I953), while a dike containing kaersutite megacrysts, associated with sahlite and diopside |  | | Journal (article/letter/editorial) | | to 65 SiO2, percent percent Nublo basalts, Canary Islands (Frisch the Roque mole Fs but of 8 mole tion...the vol- superstructureof the volcano. In the Roque Nublo canic augites,conspicuousas a result of the relatively...consideredto result from resorption of inclusions of kaersutite constantiron content,is not clear. cumulates...similar xenolithsfrom Tenerife,Canary Decreasein Fe/Mg Ratio in Augite Islands, there is reverse zoning in...Enrichment in iron at the expenseof magnesium kaersutite. Borley, Suddaby, and Scott (1'971) is the normal |  | | Journal (article/letter/editorial) | | Schmincke Multi-stage magma ascent beneath the Canary Islands: evidence from ¯uid inclusions Received: 30...basaltic rocks from Gran Canaria, La Palma, El Hierro, Lanzarote and La Gomera (Canary Islands) contain abundant...at well-de®ned magma stagnation levels. For Gran Canaria, pressure estimates for early inclusions in...Lanzarote. The highest-density ¯uid inclusions in many Canary Island mantle xenoliths have probably survived...xenolith entrainment. Inclusion data from all islands indicate ponding of basaltic magmas at Moho or |  | | Journal (article/letter/editorial) | | -oversaturated alkaline series. The Cantal alkaline province displays a large spectrum of basaltic and intermediate...of a metasomatized mantle directly below this province. The Cantal massif The Cantal massif is located...stratovolcano of the TertiaryQuaternary volcanic province of western and central Europe. The main phase...the oversaturated series of the Cantal basaltic province. Classi®cation and nomenclature from Le Maitre...are present only in alkali basalts. Amphibole (kaersutite) is present from basaltic trachyandesites to |  | | Journal (article/letter/editorial) | | level, namely, St. Paul's Rocks and Macquarie Islands. These uplifts are capped by young volcanoes with...Studies of the distribution of oceanic volcanic islands in the major ocean basins reveal that they are...styles of continental rift zones and the volcanic islands associated with hot-spots. The Wilson-Morgan hypothesis...xenolith-bearing localities in the Basin and Range Province [19], and in Potrillo maar and Kilbourne hole...(2) Tristan da Cunha-Gough Islands [22-24] (3) Azores [25] (4) Reunion Islands [26] (B) Young hot-spots |  | | 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...reaching the highest elevation in the Canaries and Spain. Moreover, if its height is measured relative to...processes that underpin the evolution of volcanic islands, complementing other volcanic properties such as |  | | Journal (article/letter/editorial) | | (1970) The Petrology of the Las Canadas Volcanoes, Tenerife, Canary Islands WILLIA1V[IA~ffI~IDLEY Department...seven Tertiary to Recent volcanic islands that make up the Canary Archipelago. The island is composed...e assemblage that eharacterises many Atlantic islands. The most voluminous development of intermediate...volcanics has been in the centre of the island where the Las Canadas volcanoes arose upon a basement shield composed...Complex exposed in Las Canadas, together with the Viejo and Teide volcanoes, comprise the Las Canadas volcanoes |  | | Journal (article/letter/editorial) | | N6grfid basalts kaersutite phenocrysts with wide reaction rims or pseudomorphs after kaersutite can also be...inclusions from the Roque Nublo Volcanics, Gran Canaria, Canary Islands (Petrology of Roque Nublo Volcanics I)...from the alkaline volcanic rocks of Tenerife, Canary Islands. Mineral Mag 40:805 816 Stegena L (1964) The |  | | Journal (article/letter/editorial) | | since similar rocks are widespread in oceanic islands and in continental areas. The detailed mineralogy...with teschenitic affinities (diopside-salite, kaersutite, olivine, plagioclases, opaques, titanite, natrolite...inclusions from the Roque Nublo volcanics, Gran Canaria, Canary Islands (petro!ogy of Rcque Nublo volcanics; I) |  | | Journal (article/letter/editorial) | | surrounded by olivine + clinopyroxene, corroded kaersutite, altered Cr-spinel, and Cr-rich augite (henceforth...Schminke (1969) from the l%oque Nublo Volcano, Gran Canaria, Canary, Island. Augites of cumulus fragments...clinopyroxene-amphibole inclusions from the Roque Nublo Volcanic, Gran Canaria, Canary Islands. Bull. Volcanol. 33~t, 1073-1088...lower crust and upper mantle beneath the Hawaiian Islands. X X I I I international Geological Congress, Vol |  | | Journal (article/letter/editorial) | | al. 1979; Barton et al. 1982), ocean islands like Gran Canaria (e.g. Frisch and Schmincke 1969) and from...increasing fo2, possibly due to resorption of kaersutite at low pressure (Frisch and Schmincke 1969) or...xenoliths from the alkalic rocks of Tenerife, Canary Islands. Contrib Mineral Petrol 31:102-114 Brooks CK...inclusions from the Roque Nublo Volcanics, Gran Canaria, Canary Islands (Petrology of Roque Nublo Volcanics I)...magma genesis. III Alban Hills, Roman comagmatic province, Central Italy. Contrib Mineral Petrol 60: 91-108 |  | | Journal (article/letter/editorial) | | explosive eruptions from the Las Cañadas edifice, Tenerife (Canary Islands) S. E. BRYAN*†, J. MART͇ &...CSIC, Lluis Sole Sabaris s/n, 08028 Barcelona, Spain (Received 12 August 1997; accepted 27 April 1998)...large phonolitic shield volcano of Tenerife, the Las Cañadas edifice, for the last 1.5 m.y. Pyroclastic...been important in the volcanic evolution of the Las Cañadas edifice. 1. Introduction For many modern...volcanic successions. The Las Cañadas caldera of Tenerife in the Canary Islands is at the summit of the |  | | Journal (article/letter/editorial) | | tschermakitic clinopyroxene, spinel, orthopyroxene, kaersutite, titanbiotite, plagioclase, anorthoclase, titanomagnetite...in the 15- Lithos 4/81 West Greenland Tertiary province, postdating the main tholeiitic volcanism (around...old lamprophyre and tinguaite dykes occur on the islands of Qingus~iaq and Upernivik@35 km N E of Qfirusuk...olivine phenocrysts of the picrite basalts of the province (A. K. Pedersen, pers. comm.; author, unpublished...given below) comprise: taramite (15 to 20%), kaersutite (---35 %), pargasite (15 to 30%), h~stingsite |  | Shagam, R., Hargraves, R. B., Morgan, W. J., Houten, F. B. Van, Burk, C. A., Holland, H. D., Hollister, L. C. - Eds. (1972) Studies in Earth and Space Sciences. GSA Memoir 132. Geological Society of America doi:10.1130/mem132 | Report (issue) | | Orogeny in the Hanson Lake Area of the Churchill Province of the Canadian Shield.L.C. Coleman Possible Fracture...level with time, contained in the “Drowned Ancient Islands” paper. I know of no thoughtful scientist who is...torn the Pacific plate apart), and the Hawaiian Islands and Emperor Seamount Chain were formed as the Pacific...and trends from Bouvet, Reunion, and Ascension Islands. This motion did not agree well with the paleomagnetic...linear basaltic ridge on the sea floor—the Hawaiian Islands. Likewise, the excessive flow from Tristan de Cunha |  | | Book | | for many decades. The name of the Rio Tinto in Spain stems from its dark colour due to the high content...examples being the former mines of Almadén in southern Spain, Idrija in Slovenia and New Almadén and New Idria...Vietnam (0.24 Mt), South Africa (0.24 Mt), and Spain (0.14 Mt) (U.S. Geological Survey 2020). Occurrence...name selenite (photograph Javier Trueba, Madrid, Spain, courtesy of Contacto/Agentur Focus, Hamburg, Germany)...formed at lower temperatures in the nearby Cueva de las Espadas, the “Cave of the Swords”. In the Cueva de |
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