 | Cullis, C.C., Louis, D.A., Giraud, M., Glangeaud, M., Marty, M.Pierre (1902) Long excursion to the Auvergne. Proceedings of the Geologists' Association, 17 (6) 269 doi:10.1016/s0016-7878(02)80066-9 | Journal (article/letter/editorial) | | Cra ix .1h,·:,·,wcl l LONG EXCURSION TO THE AUVERGNE. AUGUST 17TH TO AUGUST 30TH, 1901. Directors:...PREFATORY REMARKS. H E geological excursions in the Auvergne and neighbourhood, T forming the subject of this...remaining six days, of which four were passed in the Cantal, one in Correze, and one in the Pay-de-Dome, the...reproduced, with permission, from his Monograph on the Volcano of Gravenoire. Figures 41 and 51 are from sketches...evening of Thursday, August 15th, 1901, for the Auvergne. PROC. GEOL. A ssoc.. VO L. xnr, PA RT 6 , FE |  | | Journal (article/letter/editorial) | | STUDIES OF WATERS IN A GEOTHERMAL AREA: THE CANTAL, FRANCE A. STETTLER * and C.J. ALLEGRE Laboratoire...geothermal waters from the Cantal volcanic area in the MassifCentral, France. A comparison with appropriate...basement, lacustrian sediments underlying the volcano, Miocene-Pliocene volcanic rocks of basaltic to...this purpose we embarked in a study of the Cantal area in France, a volcanic system for which a geothermal...thermo-mineral waters in the volcanic province Cantal: DM36-39 = north of Murat, DM70-73 = Puy Gros, |  | | Report (chapter) | | and Quaternary volcanism in the Massif Central, France Hilary Downes S U M M A R Y : Continental alkaline...te series and an alkali basalt-trachyandesite-trachyte-rhyoliteseries, the evolved members of which are...Deves) and two central volcanoes (Mont-Dore and Cantal). Maars and diatremes are common, indicating interaction...Oligocene graben system. Subsequently the central volcano Cantal (112.5 Ma) and the plateau-forming fissure...Escandorgue and the eruption of the second central volcano Mont-Dore. The youngest activity (Recent) is in |  | | Journal (article/letter/editorial) | | GENESIS AND EVOLUTION OF THE CANTAL CONTINENTAL VOLCANIC SYSTEM (FRANCE) A. STETTLER 1 and C.J. ALLI~GRE...UniversitOs de Paris 6- 7, 2 Place Jussieu, Paris 5 (France) Received December 12, 1978 Revised version accepted...five different rock types from the Cantal shield volcano in France, applying high-precision Rb-Sr techniques...ages of volcanic rocks from the center of the Cantal volcano. 1. Introduction The genesis of continental...present study we decided to work on the Cantal shield volcano whose suite of rocks covers a range from |  | | Journal (article/letter/editorial) | | undersaturated alkaline volcanics, Cantal, Massif Central, France H. DOWNES Department of Geology, Birkbeck...mixing in the Puy Griou/Griounot area of the Cantal volcano (10 3 Ma). Petrographic evidence for injection...KEYWORDS:magma mixing, alkaline volcanics, Massif Central, France. Introduction IT is now widely accepted that magma...dominated by two late Tertiary central volcanoes, Cantal (10-3 Ma) and Mont Dore (2.5-0.25 Ma). In these...1980): an alkali olivine-basalt trachyandesite trachyte-rhyolite series which tends to silica oversaturation |  | | Journal (article/letter/editorial) | | trends of pyroxenes from agpaitic phonolites (Cantal, France) R. BROUSSE Laboratoirc de P&rographic-Volcanologie...P&rographic-Volcanologie, Universit~ Paris XI, 91405 Orsay, France AND J. PH. RANQON B u r e a u d e R e c h e r...compositions of four agpaitic phonolites from the Cantal Volcano (France) have been studied. The pyroxenes from...Auteroche, in the north-western area of the Cantal Volcano (geological map: Riom-esMontagncs 1/50000,...the closing stages of a phase of phonolite and trachyte intrusion from 7.4 to 5.5 mA (Baubron et al., |  | | Report (volume) | | and Quaternary volcanism in the Massif Central, France 517 KOGARKO, L. N. Alkaline rocks of the eastern...transitional basalt m a g m a is likely to produce trachyte and, with extreme fractionation, alkali rhyolite...transitional basalt m a g m a is likely to produce trachyte and, with extreme fractionation, alkali rhyolite...transitional basalts, and these typically form major volcano complexes and have associated felsic magmas. Such...the formation of magmas in the range hawaiite-trachyte-phonolite. In fact, the composition of these melts |  | | Book | | Mineralogical Society of America (Fig. 6.6), Montserrat Volcano Observatory (Fig. 7.4a and the front cover image)...previously erupted products the hazard presented by a volcano to surrounding communities; • investigating magma...chamber that originally lay 5 km below an active volcano (but whose contents – or erupted products – are...consist of a root name (such as basalt, andesite, trachyte) prefaced by one or more qualifiers that highlight...basalt, plagioclase-phyric andesite, aphanitic trachyte). This definition, though recognizably referring |  | | Book | | indicated) Front page of cover: Overview of the Ruapehu volcano in the Central North Island of New Zealand. Tama...New Zealand. Lower: Overview of the Mt Ngauruhoe volcano from the north, Taupo Volcanic Zone, New Zealand...volcanic rocks from previous eruptions of the same volcano (Plate II, 2). In the CAS and WRIGHT (1987) terminology...pyroclastic flows inferred from ignimbrite at Lascar Volcano, Chile. — Journal of Volcanology and Geothermal...flows from summit dome activity of Citlaltepetl volcano, Eastern Mexico. — Journal of Volcanology and Geothermal |  | | Book (edition) | | Typhon is buried under Etna volcano. Whenever the giant stirs, the volcano erupts violently. Eighteenth...Science, New Zealand Stephen R. McNutt Alaska Volcano Observatory and University of Alaska Fairbanks...Hazard from Lahars and Jökulhlaups Synthesis of Volcano Monitoring 973 1121 John B. Murray, Hazel Rymer...McNutt Impacts of Eruptions on Human Health Volcano Warnings Volcanic Crises Management Peter J. Baxter...Related Phreatomagmatic Eruptions Synthesis of Volcano Monitoring 495 1165 Volcanic Lakes Volcanic Materials |
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