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| 135-1 | 8:00 AM | MOLECULAR H2O AS CARRIER FOR OXYGEN ISOTOPE DIFFUSION IN HYDROUS SILICATE MELTS: ZHANG, Youxue1, BEHRENS, Harald2, LESCHIK, Mario3, WIEDENBECK, Michael4, HEIDE, Gerhard3, and FRISCHAT, Guenther H.3, (1) Dept of Geological Sciences, The University of Michigan, Ann Arbor, MI 48109-1005, youxue@umich.edu, (2) Institute of Mineralogy, Universitat Hannover, Callinstr. 3, Hannover, D-30167, Germany, (3) Institut fuer Nichtmetallische Werkstoffe, TU Clausthal, Zentnerstr. 2a, Clausthal-Zellerfeld, D-38678, Germany, (4) SIMS Laboratory, GeoForschungsZentrum Potsdam, Telegrafenberg C161, Potsdam, D-14473, Germany |
| 135-2 | 8:15 AM | SPECIATION REACTIONS OF ACIDIC BORON, PHOSPHORUS, FLUORINE, AND OF HYDROGEN IN GRANITIC MELT AS DEDUCED FROM COUPLED DIFFUSION EXPERIMENTS: LONDON, David and MORGAN VI, George B., School of Geology and Geophysics, Univ of Oklahoma, 100 East Boyd Street, SEC 810, Norman, OK 73019, dlondon@ou.edu |
| 135-3 | 8:30 AM | IDENTIFYING RELATIONSHIPS AMONG MAGMA BATCHES BY POLYTOPIC VECTOR ANALYSIS: A STUDY OF THE TOPOPAH SPRING AND PAH CANYON ASH-FLOW SHEETS OF THE SOUTHWEST NEVADA VOLCANIC FIELD: TEFEND, Karen S., Geological Sciences, Michigan State University, 206 Natural Sciences Bldg, East Lansing, MI 48824-1115, tefendka@msu.edu, VOGEL, Thomas A., Geological Sciences, Michigan State Univ, 206 Natural Sci. Bld, East Lansing, MI 48824-1115, FLOOD, Timothy P., Geology, St. Norbert College, 100 Grant Street, DePere, WI 54115, and EHRLICH, Robert, Residuum Energy, 1048 S. Oak Hills Way, Salt Lake City, UT 84108 |
| 135-4 | 8:45 AM | PETROGENESIS OF DISTINCT SILICIC MAGMA TYPES FROM THE LOWER PLEISTOCENE GUACHIPELIN CALDERA, NW COSTA RICA: EXTENSIVE MAGMA MIXING AND PROTRACTED SUBVOLCANIC RESIDENCE: DEERING, Chad Daniel1, VOGEL, Tom A.1, PATINO, Lina C.2, and ALVARADO, Guillermo E.3, (1) Geological Sciences, Michigan State University, 206 Natural Sciences Building, East Lansing, MI 48824-1115, deeringc@msu.edu, (2) Department of Geological Sciences, Michigan State University, 206 Natural Science Building, East Lansing, MI 48824-1115, (3) Escuela Centroamericana de Geologia, Universidad de Costa Rica, APDO.35, San Jose, 99999, Costa Rica |
| 135-5 | 9:00 AM | POTENTIAL FORMATION OF ‘HYBRID' ADAKITE MAGMAS WITHIN THE NORTHERN OREGON CASCADIA SUBDUCTION ZONE: COSKY, Brian1, BAXTER, Jennifer2, CROMBIE, Scott3, GORDON, Josh1, and CRIBB, Warner1, (1) Geosciences, Middle Tennessee State Univ, PO Box 9, Murfreesboro, TN 37132, brianwcosky@yahoo.com, (2) Earth and Planetary Sciences, The University of Tennessee, Knoxville, TN 37996, (3) Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235 |
| 135-6 | 9:15 AM | ORIGIN OF THE PHENOCRYST ASSEMBLAGE IN MAFIC ALKALINE DIKES OF THE MIOCENE MT. TSARANTANANA VOLCANIC FIELD, NORTHERN MADAGASCAR: BUCHWALDT, Robert1, DYMEK, Robert F.1, and TUCKER, Robert D.2, (1) Department of Earth and Planetary Sciences, Washington Univ, St. Louis, MO 63130, buchwaldt@levee.wustl.edu, (2) Department of Earth and Planetary Sciences, Washington Univ, St Louis, MO 63130 |
| | 9:30 AM | Break |
| 135-7 | 9:45 AM | MICROCLINE MEGACRYSTS OF THE LEXINGTON BATHOLITH, CENTRAL MAINE, USA: IMPLICATIONS FOR MAGMATIC HISTORY: SEAMAN, Sheila J. and WILLIAMSON, Kathleen, Geosciences, University of Massachusetts, 611 North Pleasant Street, Morrill Science Center, Amherst, MA 01003, sjs@geo.umass.edu |
| 135-8 | 10:00 AM | CHEMISTRY OF MULTIPLE POPULATIONS OF MAGMATIC EPIDOTE IN TONALITE PEGMATITE, NORTH CASCADE MOUNTAINS, WASHINGTON: MAGLOUGHLIN, Jerry F. and MERKEL, Ian S., Department of Geosciences, Colorado State University, Fort Collins, CO 80523, jerrym@cnr.colostate.edu |
| 135-9 | 10:15 AM | CRYSTALLIZATION TEMPERATURES OF HADEAN ZIRCONS: POSSIBLE PLATE BOUNDARY INTERACTIONS BETWEEN 4.4 AND 4.0 GA: HARRISON, T. Mark, Director, Research School of Earth Sciences, The Australian National University, Canberra, ACT 0200, Australia, director.rses@anu.edu.au and WATSON, E. Bruce, Earth and Environmental Sciences, Rensselaer Polytechnic Instittue, 110 8th St., JSC 1W19, Troy, NY 12180 |
| 135-10 | 10:30 AM | BUBBLE ACCUMULATION AND ORIGIN OF A VESICULAR MICROGRANITE: GUALDA, Guilherme A.R.1, MILLER, Calvin F.2, ANDERSON, Alfred T. Jr1, and RIVERS, Mark3, (1) Department of the Geophysical Sciences, The University of Chicago, 5734 S. Ellis Ave, Chicago, IL 60637, ggualda@uchicago.edu, (2) Earth and Environmental Sciences, Vanderbilt University, 117 Sta B, Nashville, TN 37235, (3) Consortium for Advanced Radiation Sources, The University of Chicago, Building 434A, 9700 South Cass Ave, Argonne, IL 60439 |
| 135-11 | 10:45 AM | GIANT COUNTRY ROCK BLOCKS WITHIN THE SEARCHLIGHT PLUTON, SOUTHERN NEVADA: PERRAULT, Daniel S.1, MILLER, Calvin F.1, FISHER, Christopher M.1, FURBISH, David J.1, MILLER, Jonathan S.2, and FAULDS, James E.3, (1) Department of Earth and Environmental Sciences, Vanderbilt University, SC 5717 Sci. & Engr. Bldg, Stevenson Center Lane, Nashville, TN 37240, daniel.s.perrault@vanderbilt.edu, (2) Dept. of Geology, San Jose State Univ, San Jose, CA 95192-0102, (3) Nevada Bureau of Mines and Geology, University of Nevada Reno, Reno, NV 89557 |
| 135-12 | 11:00 AM | Paper Withdrawn |
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