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| 183-1 | 52 | MAGMA 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 |
| 183-2 | 53 | MAGNETOSTRATIGRAPHY, 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 |
| 183-3 | 54 | VOLCANOLOGY OF THE NORTHERN ELDORADO MOUNTAINS, NEVADA: NEW EVIDENCE FOR THE SOURCE OF THE TUFF OF BRIDGE SPRING?: DRUSCHKE, Peter, HONN, Denise, MCKELVEY, Matt, NASTANSKI, Nicole, RAGER, Audrey, SMITH, Eugene I., and BELLIVEAU, Robert, Dept. Geoscience, Univ of Nevada, Las Vegas, 4505 South Maryland Parkway, Las Vegas, NV 89154-4010, druschke@unlv.nevada.edu |
| 183-4 | 55 | MID-MIOCENE CALDERAS IN THE REVEILLE RANGE, NEVADA: MCKELVEY, Matt and SMITH, Eugene, Dept. Geoscience, Univ of Nevada, Las Vegas, 4505 South Maryland Parkway, Las Vegas, NV 89154-4010, mckelvey@unlv.nevada.edu |
| 183-5 | 56 | EVOLUTION 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 |
| 183-6 | 57 | REVISED 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 |
| 183-7 | 58 | EXTRACALDERA 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 |
| 183-8 | 59 | ION 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 |
| 183-9 | 60 | GEOLOGIC 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 |
| 183-10 | 61 | GEOTHERMAL 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 |
| 183-11 | 62 | HYDROTHERMAL 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 |
| 183-12 | 63 | SILICIC 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 |
| 183-13 | 64 | MELTING, 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 |
| 183-14 | 65 | PETROLOGY, 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 |
| 183-15 | 66 | A 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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