2004 Denver Annual Meeting (November 7–10, 2004)
Session No. 183 Tuesday, 9 November 2004
1:30 PM-5:30 PM, Colorado Convention Center: Exhibit Hall

Volcanology (Posters)

 Paper #Booth #
183-152MAGMA MIXING AND MAGMA CHAMBER INVERSION RECORDED IN HIGH-SILICA ROCKS OF THE BISHOP TUFF, EASTERN CALIFORNIA: MICKIEWICZ, Susan A., Geology Dept 800 Algoma Blvd, Univ of Wisconsin-Oshkosh, 800 Algoma Blvd, Oshkosh, WI 54901, smickiewicz@hotmail.com and WENNER, Jennifer M., Geology Dept 800 Algoma Blvd, Univ of Wisconsin-Oshkosh, 800 Algoma Blvd, Oshkosh, WI 54901
183-253MAGNETOSTRATIGRAPHY, GEOCHRONOLOGY AND GEOCHEMICAL EVOLUTION OF THE PLIOCENE COSO VOLCANIC FIELD, CA AND CONTEMPORANEITY WITH SIERRA NEVADA DELAMINATION: PLUHAR, Christopher J.1, NOMADE, Sebastien2, GLEN, Jonathan M.G.3, COE, Robert S.1, and RENNE, Paul R.2, (1) Earth Science Dept, Univ of California, 1156 High St, Santa Cruz, CA 95064-1077, cpluhar@es.ucsc.edu, (2) Berkeley Geochronology Ctr, 2455 Ridge Road, Berkeley, CA 94709, (3) U.S. Geol Survey, MS989, 345 Middlefield Road, Menlo Park, CA 94025
183-354VOLCANOLOGY OF THE NORTHERN ELDORADO MOUNTAINS, NEVADA: NEW EVIDENCE FOR THE SOURCE OF THE TUFF OF BRIDGE SPRING?: DRUSCHKE, Peter1, HONN, Denise2, MCKELVEY, Matt2, NASTANSKI, Nicole2, RAGER, Audrey2, SMITH, Eugene I.2, and BELLIVEAU, Robert3, (1) Department of Geoscience, University of Nevada Las Vegas, 4505 South Maryland Parkway, Box 454010, Las Vegas, NV 89154-4010, druschke@unlv.nevada.edu, (2) Dept. Geoscience, Univ of Nevada, Las Vegas, 4505 South Maryland Parkway, Las Vegas, NV 89154-4010, (3) Geoscience, Univ of Nevada Las Vegas, 4505 Maryland Pkwy, Las Vegas, NV 89154-4010
183-455MID-MIOCENE CALDERAS IN THE REVEILLE RANGE, NEVADA: MCKELVEY, Matt, Dept. Geoscience, Univ of Nevada, Las Vegas, 4505 South Maryland Parkway, Las Vegas, NV 89154-4010, mckelvey@unlv.nevada.edu and SMITH, Eugene, Department of Geoscience, University of Nevada, Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154-4010
183-556EVOLUTION OF A COMPLEX CINDER CONE, RED MOUNTAIN, ARIZONA: RIGGS, Nancy R., BONAMICI, Chloe E., TUSSO, Robert B., SINE, Christopher R., RIGG, G.B., KULISH, Shaun M., IRMIS, Randall B., HARTKE, Melody A., HADDER, Kevin W., and DUFFIELD, Wendell A., Department of Geology, Northern Arizona Univ, Box 4099, Flagstaff, AZ 86011, ceb8@dana.ucc.nau.edu
183-657REVISED AGE OF A LATE PLEISTOCENE LAVA DAM ACROSS THE LITTLE COLORADO RIVER AT GRAND FALLS, ARIZONA: DUFFIELD, Wendell A.1, RIGGS, Nancy R.1, CHAMPION, Duane2, FENTON, Cassandra3, FORMAN, Steven L.4, HEREFORD, Richard5, KAUFMAN, Darrell6, MCINTOSH, William7, ORT, Michael1, and PLESCIA, Jeffery8, (1) Department of Geology, Northern Arizona Univ, Box 4099, Flagstaff, AZ 86011, nancy.riggs@nau.edu, (2) US Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025, (3) U.S. Geological Survey, 520 N. Park Avenue, Tucson, AZ 85719, (4) Earth and Environmental Sciences, Univ. of Illinois at Chicago, 845 W. Taylor Street, Chicago, IL 60607, (5) US Geol Survey, 2255 N Gemini Dr, Flagstaff, AZ 86001-1637, (6) Department of Geology, Northern Arizona Univ, Flagstaff, AZ 86011, (7) Dept. of Geoscience, New Mexico Inst. of Mining and Technology, Socorro, NM 87801, (8) Applied Physics Laboratory, Johns Hopkins University, MS MP3-E169, 11100 Johns Hopkins Rd, Laurel, MD 20723-6099
183-758EXTRACALDERA RHYOLITES NORTH OF THE YELLOWSTONE PLATEAU VOLCANIC FIELD CALDERA COMPLEX: AN EVOLVING SILICIC MAGMA SYSTEM AND SITE OF FUTURE LARGE VOLUME ERUPTIONS?: NASTANSKI, Nicole, Dept. Geoscience, Univ of Nevada, Las Vegas, 4505 South Maryland Parkway, Las Vegas, NV 89154-4010, Nickel3480@hotmail.com and SPELL, Terry, Department of Geoscience, Univ of Nevada, Box 4010, Las Vegas, NV 89154-4010
183-859ION MICROPROBE 206PB/238U AND 230TH/238U ZIRCON AGES FROM EXTRACALDERA RHYOLITES AT YELLOWSTONE: CONSTRAINTS ON MAGMA RESIDENCE TIMES AND EVOLUTION: SPELL, Terry L., Department of Geoscience, Univ of Nevada Las Vegas, Las Vegas, NV 89154-4010, tspell@ccmail.nevada.edu and NASTANSKI, Nicole M., Department of Geoscience, Univ of Nevada, Las Vegas, 4505 Maryland Parkway, Las Vegas, NV 89154
183-960GEOLOGIC SETTING OF THE UZON CALDERA, KAMCHATKA, FAR EAST RUSSIA: CROWE, Douglas E., Department of Geology, Univ of Georgia, Athens, GA 30602, crowe@gly.uga.edu and KARPOV, Gennadii A., Institute of Volcanology and Seismology, Far East Branch Russian Academy of Science, 9 Piip Blvd, Petropavlovsk-Kamchatsky, 683006, Russia
183-1061GEOTHERMAL FLUID SOURCE DETERMINATION IN THE UZON CALDERA, KAMCHATKA, RUSSIA: JONES, CarriAyne1, CROWE, Douglas E.1, and ROMANEK, Christopher S.2, (1) Department of Geology, Univ of Georgia, Athens, GA 30602, lily_tryst@hotmail.com, (2) Department of Geology, Univ of Georgia, Savannah River Ecology Laboratory, Draver E, Aiken, SC 29802
183-1162HYDROTHERMAL ALTERATION FACIES IN THE UZON CALDERA, KAMCHATKA, FAR EAST RUSSIA: HOLLINGSWORTH, Elizabeth R.1, CROWE, Douglas1, and ROMANEK, Christopher S.2, (1) Department of Geology, Univ of Georgia, Athens, GA 30602, hollier0@uga.edu, (2) Department of Geology, Univ of Georgia, Savannah River Ecology Laboratory, Draver E, Aiken, SC 29802
183-1263SILICIC IGNIMBRITES OF NICARAGUA AND COSTA RICA: OXYGEN ISOTOPE CONSTRAINTS ON THE SOURCE OF SILICIC MAGMAS: EATON, J.K.1, VALLEY, J.W.1, VOGEL, T.A.2, PATINO, L.C.2, and ALVARADO, G.E.3, (1) Department of Geology and Geophysics, Univ of Wisconsin-Madison, 1215 West Dayton Street, Madison, WI 53706, jake_eaton@hotmail.com, (2) Department of Geological Sciences, Michigan State Univ, 206 Natural Science Building, East Lansing, MI 48828-1115, (3) Escuela Centroamericana de Geologia, Universidad de Costa Rica, Apdo. 35, San Jose
183-1364MELTING, FRACTIONATION, AND ERUPTION OF THE 5 KA CARRIZOZO LAVA FLOW, NEW MEXICO: WILLIAMS, J.Z., DAVIS, C., and MCMILLAN, N.J., Geological Sciences, New Mexico State Univ, Box 30001, MSC 3AB, Las Cruces, NM 88003, jennifwi@nmsu.edu
183-1465PETROLOGY, GEOCHEMISTRY, FLOW DYNAMICS, GIS MAPPING AND HAZARDS OF THE HAPAIMAMO FLOW, MAUNA LOA VOLCANO, HAWAI’I: MUELLER, Anja, Geosciences, Univ of Massachusetts, 611 North Pleasant Street, Amherst, MA 01331, amueller@geo.umass.edu, TRUSDELL, Frank A., Hawaiian Volcano Observatory, United States Geol Survey, 1 Crater Rim Drive, Hawaii Volcanoes National Park, HI 96718-0051, and RHODES, J. Michael, Geosciences, Univ of Massachusetts, 611 North Pleasant Street, Amherst, MA 01003
183-1566A FIELD AND LABORATORY STUDY TO EVALUATE THE GENETIC RELATIONSHIPS BETWEEN THE PURVIS PLUTON AND VOLCANIC ROCKS AND VOLCANIC-ASSOCIATED MINERALIZATION IN THE VERMILION DISTRICT OF NE MINNESOTA: DREXLER, Heidi L., Geology, Univ of Wisconsin Oshkosh, Oshkosh, WI 54902, sneidly@aol.com, HUDAK, George J., Geology, Univ of Wisconsin Oshkosh, Oshkosh, WI 54901, and PETERSON, Dean M., Geology, Nat Rscs Rsch Institute, 5013 Miller Trunk Highway, Duluth, MN 55811

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