 | | Journal (article/letter/editorial) | | in augite composition is due to a decrease in wollastonite and non-quadrilateral components, going from...samples: GR2 - Snaefellsnes (Thy 1983) KRAI Krafla volcano (K Gr6nvold, pers comm) HS605 Langj6kull (Sigurdsson...significantly less calcic. Tholeiitic liquids (Krafla, Table 1; Grove and Bryan 1983) coexist with augites...(1978) Skagi and Langj6kull volcanic zones in Iceland. 1. Petrology and structure, J Geophys Res 83 :...transitional and alkali basaltic glasses from Iceland. Contrib Mineral Petrol 82:232-251 Thy P (1989) |  | | Report (volume) | | Veidivötn, Grímsvötn and Katla volcanic systems, Iceland 103 OBENHOLZNER, J. H., SCHROETTNER, H., GOLOB...DELGADO, H. Particles from the plume of Popocatepetl volcano, Mexico - the FESEM/EDS approach 123 MCGONIGLE...emissions 149 GERLACH, T. M. Elevation effects in volcano applications of the COSPEC 169 CARN, S. A., KRUEGER...proxies for plume chemistry at Soufrière Hills volcano, Montserrat 203 Part III Field investigations...high-frequency gas monitoring at Soufrière Hills volcano, Montserrat 219 vi CONTENTS WARDELL, L. I |  | | Report (issue) | | Veidivétn, Grimsvotn and Katla volcanic systems, Iceland OBENHOLZNER, J. H., SCHROETTNER, H., GOLOB, P... H. Particles from the plume of Popocatépetl volcano, Mexico — the FESEM/EDS Ws approach McGONIGLE...emissions 149 GERLACH, T. M. Elevation effects in volcano applications of the COSPEC 169 CARN, S. A., KRUEGER...proxies for plume chemistry at Soufriere Hills volcano, Montserrat Part III Field investigations of degassing...high-frequency gas monitoring at Soufriere Hills volcano, Montserrat ING, Vi CONTENTS WARDELL, L. J |  | | Book (volume) | | NORTH ATLANTIC REGION The Geology of North America The Western North Atlantic Region . Frontispiece...North America Volume M The Western North Atlantic Region Edited by Peter R. Vogt Naval Research Laboratory...be photocopied purpose of scientific Atlantic region. and included for the noncommercial or educational...Atlantic Kristjan 6. and tectonics Macdonald in Iceland, and application submarine mid-ocean ridges Gudmundur...delimiting the geographic scope of a synthesis volume. Iceland has often been used as a boundary, but from the |  | | Journal (article/letter/editorial) | | China show a distinct pattern in (for K), wollastonite (for Ca and Si), albite (for Na), haematite...volcanic rocks (rhyolotie obsidian from Krafla volcano, Iceland), during crystallization of magnetite around...Lithostratigraphic map of 27 Aravalli region, southern Rajasthan and northeastern Gujarat. Hyderabad, India: Geological...andesite and basalt from Tertiary volcanic region in northeastern Shikoku, Japan. Contributions to Mineralogy |  | | Report (issue) | | Richard A. Houghton (Eds.) 154 The Rocky Mountain Region—An Evolving Lithosphere: Tectonics, Geochemistry...(Eds.) 172 Volcanism and Subduction: The Kamchatka Region John Eichelberger, Evgenii Gordeev, Minoru Kasahara... and Roderick Heelis (Eds.) 182 The Stromboli Volcano: An Integrated Study of the 2002–2003 Eruption..........................67 Implications of the Iceland Deep Drilling Project for Improving Understanding...on faster spreading ridges. Taking advantage of Iceland as the part of the Mid-Atlantic Ridge most accessible |  | | Book (edition) | | Tremolite-ferroactinolite 13.11 Glaucophane 13.12 Wollastonite 13.13 Rhodonite 13.14 Talc 13.15 Chlorite 13...hidden by a nebular disc of material (diagonal dark region) similar in mass and size to the one that formed...lower side by the 660 km seismic discontinuity. The region between this depth and another prominent discontinuity...capable of moving, albeit very slowly. In this region, heat can be transferred by moving hot low-density...triple junction may be present beneath the Afar region of Ethiopia, with the Red Sea and Gulf of Aden |  | | Book (edition) | | Tremolite–Ferroactinolite 14.11 Glaucophane 14.12 Wollastonite 14.13 Rhodonite 14.14 Talc 14.15 Chlorite 14...hidden by a nebular disc of material (diagonal dark region) similar in mass and size to the one that formed...lower side by the 660 km seismic discontinuity. The region between this depth and another prominent discontinuity...capable of moving, albeit very slowly. In this region, heat can be transferred by moving hot low-density...triple junction may be present beneath the Afar region of Ethiopia, with the Red Sea and Gulf of Aden |  | Coats, Rebecca, Kendrick, Jackie E., Wallace, Paul A., Miwa, Takahiro, Hornby, Adrian J., Ashworth, James D., Matsushima, Takeshi, Lavallée, Yan (2018) Failure criteria for porous dome rocks and lavas: a study of Mt. Unzen, Japan. Solid Earth, 9 (6). 1299-1328 doi:10.5194/se-9-1299-2018 | Journal (article/letter/editorial) | | temperature) and lavas (at 900 ◦ C) from Mt. Unzen volcano, Japan. We found that the strength of the dome...used to calibrate the spectrometers, including wollastonite for Ca, and albite for Al, Na and Si. Secondary...(Kendrick et al., 2013a) and andesites from Colima volcano (Heap et al., 2014a). The slight decrease in static...temperature was also noted in basaltic rocks from Pacaya volcano (Schaefer et al., 2015). There, the authors attributed...wing-crack πr model is also plotted as a shaded region. The mechanical data are cross-cut by the contours |  | | Book | | which is softer. THIS OBSIDIAN outcrop is in Iceland, an island where acid igneous rocks are rare. ...Trachyte outcrops of trachyte are seen in this volcano on the island of Tenerife. DOME-SHAPED feldspar...margins. and pyroclastic dacite forms much of the volcano at Crater Lake, Oregon, USA. EXTRUSIVE hornblende...country rocks, which surround and lie beneath the volcano. Rounding of the clasts may have occurred in the...which plugs the main or a satellite vent of a volcano. The outcrop of this rock is circular on a geological |  | | Journal (issue) | | Images Magma in Iceland While most companies drill for oil, natural gas or water, in Iceland they drill for...for magma! At the Krafla volcano on the island’s northeast sector, which sits directly atop the spreading...of super-heated water and steam on the flanks of Krafla. Instead, their drills (before melting) tapped...gateway to hell.” With the establishment of the Krafla Magma Testbed, scientists hope to establish a major...pectolite, hardystonite, axinite, esperite, wollastonite and sphalerite. Some of these species also contain |  | | 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 |  | | Book | | Guttard studied the rocks of the Auvergne region of central France and recognized many recently...derived from vol- cani vicus, or the seat of a volcano. Desmarest (1771) also worked in the Auvergne and...growth in our knowledge of magmatic rocks of Iceland could be expressed in Hall used a primitive furnace...Sartorius von Waltershausen (1853) also worked in Iceland and he proposed that the different igneous rocks...work (1894-1933) on the igneous rocks of the Oslo region of Norway; (b) the publication in 1895 of Alfred |  | | Report (issue) | | rocks Precambrian rocks Tectonics Basin and Range region _______ _______________ Stratigraphic and structural...Igneous rocks Geochronologic studies Pacific coast region Oregon Western United States Washington California...Geologic maps Water-resource investigations Northeastern region Connecticut Delaware Illinois Indiana Maryland...Water-resource investigations Continued Northeastern region Continued Virginia ________________________...___ Wisconsin ________________ Southeastern region ___________ Alabama _______________________ Florida |  | | Report (volume) | | rocks Precambrian rocks Tectonics Basin and Range region _______ _______________ Stratigraphic and structural...Igneous rocks Geochronologic studies Pacific coast region Oregon Western United States Washington California...Geologic maps Water-resource investigations Northeastern region Connecticut Delaware Illinois Indiana Maryland...Water-resource investigations Continued Northeastern region Continued Virginia ________________________...___ Wisconsin ________________ Southeastern region ___________ Alabama _______________________ Florida |  | | Book | | are usually thought to be emplaced from a focal region above a mantle plume (e.g., Halls 1982; Ernst and...Chadwick et al. 2011) and the active Niuafo’ou volcano in a back-arc basin setting behind the Tonga Arc...Vanderkluysen et al. 2011). Dyke orientations in the region between these subswarms are more complicated and...that trend NW across the Saurashtra (Kathiawar) region (Auden 1949). A sparse set of dykes has been mapped...Viegas 1995; Ray et al. 2007). In the Saurashtra region the dykes that intersect the radiating subswarm |  | | Book (edition) | | historic eruptions 251 and natural gas 130 13.11 Volcano prediction 257 9.10 Exploration for oil and...ask: What are the lavas made of? How does the volcano work and how is the heat generated? Where do the...the lavas and gases come from? When did the volcano first begin to erupt and when is it likely to erupt...It is quite useless, for example, to ask why a volcano erupts, or why the sky is blue, or why there are...propitiated by suitable sacrifices. In the Mediterranean region, for example, many of the Olympian gods made familiar |  | | Report (volume) | | fractionation stage but the 19 melts in Thingmuli Volcano in Iceland (Carmichael, 1964, 1967) presumably did reach...The petrology of Thingmuli, a Tertiary volcano in Eastern Iceland. J. Petrol., 5, 435-460. Carmichael,...6 7 ) The mineralogy of Thingmuli, a volcano in eastern Iceland. Am. Mineral., 52, 1815-1841. Denbigh...and October 1968 East Rift eruptions of Kilauea Volcano, Hawaii. U. S. Geol. Surv. Prof. Paper, 890,1-33...composition and percentage of melts generated in a source region and their subsequent crystallization paths. The |  | | Book (volume) | | is less, the viscous-dominated Stokes’ settling region also persists up to 100 mm. However, the fast falling...environment of the estuarine turbidity maximum above the region within a metre of the bed. Closer to the bed, high...sublayer, there is a transition (‘buffer layer’) to a region in which the flow speed varies as the logarithm...it is not suspended. This means that there is a region of bedload transport for all particles of settling...Suspension Once material is moved out of the near-bed region, it is held in suspension by the action of fluid |
|
