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2009 Portland GSA Annual Meeting (18-21 October 2009)

Session No. 255
Wednesday, 21 October 2009: 9:00 AM-6:00 PM
Hall A (Oregon Convention Center)

T64. Physics of Volcanic Eruptions: Implications for Hazards (Posters)

GSA Geophysics Division; GSA Quaternary Geology and Geomorphology Division; GSA Structural Geology and Tectonics Division

Authors will be present from 4 to 6 PM.

 

Paper #
Booth #
1
286
SIMULATIONS OF TEPHRA DISPERSAL FROM THE 1991 EXPLOSIVE ERUPTIONS OF HUDSON VOLCANO, CHILE
KRATZMANN, David J.1, CAREY, Steven N.2, FERO, Julie2, SCASSO, Roberto A.3 and NARANJO, Jose-Antonio4, (1)Department of Geology, St. Lawrence University, Canton, NY 13617, (2)Graduate School of Oceanography, University of Rhode Island, South Ferry Rd, Narragansett, RI 02882, (3)Dept. of Geology, University of Buenos Aires, Ciudad Universitaria, B.A, Buenos Aires, 1428, Argentina, (4)Serv. Nacional Geol. y Mineria, Santiago, 10465, Chile, dkratzmann@stlawu.edu, dkratzmann@stlawu.edu
2
287
COLLAPSE-INDUCED EXPLOSIONS DURING THE 2008-2009 SUMMIT ERUPTION OF KILAUEA VOLCANO, HAWAI`I
ORR, Tim R., PATRICK, Matthew R., SWANSON, Donald A. and WILSON, David C., U.S. Geological Survey, Hawaiian Volcano Observatory, Hawaii National Park, HI 96718, torr@usgs.gov, torr@usgs.gov
3
288
VULCANIAN EXPLOSION DYNAMICS IN 2008-09 AT SOUFRIERE HILLS VOLCANO, MONTSERRAT, FROM STRAINMETER DATA
CHARDOT, Lauriane1, VOIGHT, Barry2, STEWART, R.3, LINDE, A.4, SACKS, S.4, HIDAYAT, D.2 and FOURNIER, N.5, (1)Geoscience, EOST, Strasbourg, 01, France, (2)Geosciences, Penn State Univ, University Park, 16802, (3)Montserrat Volcano Observatory, Fleming, Montserrat, (4)Terrestrial Magnetism, Carnegie Institution Washington, Washington DC, (5)GNS Science, Taupo, 3352, New Zealand, lauriane.chardot@gmail.com, lauriane.chardot@gmail.com
4
289
GEOLOGIC MAP OF THE 350 km3 BASALT-TO-DACITE VENIAMINOF VOLCANO, ALEUTIAN ARC
BACON, Charles R., U.S. Geological Survey, Volcano Science Center, 345 Middlefield Rd, Menlo Park, CA 94025, SISSON, Thomas W., Volcano Hazards, USGS, 345 Middlefield Road, Mail Stop 910, Menlo Park, CA 94025, CALVERT, Andrew T., US Geological Survey, 345 Middlefield Rd, MS-937, Menlo Park, CA 94025 and NYE, Christopher J., Alaska Division of Geological and Geophysical Surveys, Alaska Volcano Observatory, 3354 College Road, Fairbanks, AK 99709, cbacon@usgs.gov, cbacon@usgs.gov
5
290
THE ANCESTRAL STAGE OF NEVADO DEL RUIZ VOLCANO, COLOMBIA: THE GEOCHEMICAL SIGNATURE OF ITS EFFUSIVE ACTIVITY
BORRERO, Carlos A.1, TORO, Luz Mary2 and AYALA, Luis F.2, (1)Geology Dept, Caldas University, Calle 65 # 26-10, Manizales, 57, Colombia, (2)Geology Dept, Caldas University, Calle 65 #26-10, Manizales, 57, Colombia, borrero_c@yahoo.com, borrero_c@yahoo.com
6
291
VOLCANIC ACTIVITIES OF TATUN VOLCANIC GROUP IN LAST 20 KYR, NORTHERN TAIWAN
CHEN, Chang-Hwa, BELOUSOV, Alexander and BELOUSOV, Marina, Institute of Earth Sciences, Academia Sinica, P.O. box 1-55, Nankang, Taipei, 115, Taiwan, china@earth.sinica.edu.tw, china@earth.sinica.edu.tw
7
292
FEEDBACK RELATIONS BETWEEN PHYSICS, CHEMISTRY AND THERMAL BUDGET OF MAGMA DURING ASCENT AND ERUPTION
WHITTINGTON, Alan, Department of Geological Sciences, University of Missouri, Columbia, MO 65211, whittingtona@missouri.edu, whittingtona@missouri.edu
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