2003 Seattle Annual Meeting (November 2–5, 2003)

Session No. 152
Tuesday, 4 November 2003: 8:00 AM-12:00 PM

Petrology, Igneous (Posters)

Authors will be present from .

 

Paper #
Booth #
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STRUCTURAL ANALYSIS OF A LAVA-LIKE RHEOMORPHIC IGNIMBRITE: THE GREY'S LANDING IGNIMBRITE, TWIN FALLS, IDAHO, USA
ANDREWS, Graham1, BRANNEY, M.J.2, BONNICHSEN, B.3, MCCURRY, M.4, GODCHAUX, M.3 and BARRY, T.5, (1)Geology, Univ of Leicester, University Road, Leicester, LE1 7RH, United Kingdom, (2)Geology, Univ of Leicester, University Road, Leicester, LE1 7RH, (3)Idaho State Geol Survey, University of Idaho, Moscow, ID 83014, (4)Geosciences, Idaho State Univ, 785 S 8th Avenue, Pocatello, ID 83209-8072, (5)Earth Sciences, Univ of Cardiff, PO Box 914, Park Place, Cardiff, CD10 3YE, United Kingdom, gdma1@le.ac.uk, gdma1@le.ac.uk
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CHARACTERISTICS OF THE DEBRIS AVALANCHE AT SIERRA LAS NAVAJAS, HIDALGO, MEXICO
SHERMAN, Bruce and NELSON, Stephen, Earth & Environmental Sciences, Tulane Univ, New Orleans, LA 70118, bsherma@tulane.edu, bsherma@tulane.edu
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16
THE 1997 AND 2001 LAHARS OF POPOCATÉPETL VOLCANO (CENTRAL MEXICO): TEXTURAL AND SEDIMENTOLOGICAL EVIDENCE TO CONSTRAIN THEIR ORIGIN AND HAZARDS
CAPRA, Lucia, Instituto de Geografía, UNAM - Ciudad Univ, Deleg Coyoacan, Mexico City, 04510, Mexico, POBLETE, Miguel Angel, Departamento de Geografía, Universidad de Oviedo, Campus del Milán, Oviedo (Asturias), 33011, Spain and ALVARADO, Raul, Instituto de Geografía, UNAM, Ciudad Universitaria, Coyoacan, Mexico DF, 04510, Mexico, solari@servidor.unam.mx, solari@servidor.unam.mx
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EVOLUTION OF A PLIO-PLEISTOCENE EMERGENT TUFF CONE USING DETAILED STRATIGRAPHIC SECTIONS, WESTERN SNAKE RIVER PLAIN, IDAHO
BRAND, Brittany Dawn and WHITE, Craig M., Geosciences, Boise State Univ, Boise, ID 83725, georocks_1@hotmail.com, georocks_1@hotmail.com
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STRUCTURE OF THE VOLCANCITO DOME, VOLCAN FUEGO DE COLIMA, MEXICO, REVEALED IN HIGH RESOLUTION MAGNETIC ANOMALIES
MACNEIL, Richard E.1, MARTIN, Kristin T.1, WELLER, Jennifer N.1, MAGSINO, Sammantha2, CONNOR, Charles1 and VARLEY, Nick3, (1)Department of Geology, Univ of South Florida, 4202 East Fowler Avenue, SCA 528, Tampa, FL 33620, (2)Division of Geology and Earth Resources, Department of Nat Rscs, 1111 Washington Street SE, POB 47007, Olympia, WA 98504-7007, (3)Departmiento de Ciencas, Universidad de Colima, Colima, Mexico, rmacneil@tampabay.rr.com, rmacneil@tampabay.rr.com
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METHODS FOR COLLECTING WIND SPEED AND DIRECTION FOR USE IN CREATING TEPHRA-FALL DISTRIBUTION MAPS DURING VOLCANO HAZARDS ASSESSMENTS
WURGLER, Alishia A., Dept. of Geology, Portland State Univ, P.O.Box 751, Portland, OR 97207 and EWERT, John W., USGS Cascade Volcano Observatory, 1300 SE Cardinal Way, Suite 100, Vancouver, WA 98683, awurgler@aol.com, awurgler@aol.com
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ANISOTROPY OF MAGNETIC SUSCEPTIBILITY AND PALEOMAGNETIC DATA BEARING ON MAGMA EMPLACEMENT OF THE STODDARD MOUNTAIN LACCOLITH, IRON AXIS MAGMATIC PROVINCE, SOUTHWEST UTAH
PETRONIS, Michael Seth1, HACKER, David B.2, HOLM, Daniel K.2, HARLAN, Steve S.3 and GEISSMAN, John W.1, (1)Earth and Planetary Sciences, Univ of New Mexico, Albuquerque, NM 87131, (2)Department of Geology, Kent State Univ, Kent, OH 44242, (3)Environmental Sciences and Policy, George Mason Univ, Fairfax, VA 22030, mspetro@unm.edu, mspetro@unm.edu
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CLAY MINERAL DEVELOPMENT ON TERRESTRIALLY DEPOSITED TEPHRAS
DAVIDSON, Michelle M., BULLARD Jr, Reuben G., DAVIS, Chris, DAVIS, Teresa, DESANTIS, Michael K., HAMILTON, Rebecca, HUFF, Warren D., LONDONO, Ana Cristina, MERK, Brendan and WYSONG, Eric, Geology, Univ of Cincinnati, ML0013, Cincinnati, OH 45221, diggermmd@yahoo.com, diggermmd@yahoo.com
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PHREATOMAGMATIC FORMATION OF POLYPHASE CLASTIC DIKES, MOERAKI PENINSULA, SOUTH ISLAND, NEW ZEALAND
ANDREWS, Benjamin J., Geology and Geophysics, Univ of Alaska Fairbanks, 900 Yukon Drive, P.O. Box 755780, Fairbanks, AK 99775-5780, ftbja@uaf.edu, ftbja@uaf.edu
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INPUTS OF TEPHRA AND SULFURIC ACID TO AN ANCIENT GREAT PLAINS PLAYA (OLIGOCENE OF NEBRASKA)
LOOPE, David B.1, MASON, Joseph A.2, BAO, Huiming3, KETTLER, Richard M.1 and ZANNER, C. William4, (1)Univ Nebraska - Lincoln, 214 Bessey Hall, Lincoln, NE 68588-0340, (2)Conservation and Survey Division, Univ of Nebraska, 113 Nebraska Hall, Lincoln, NE 68588-0517, (3)Department of Geology and Geophysics, Louisiana State Univ, Baton Rouge, LA 70803, (4)School of Natural Resources, Univ of Nebraska, Lincoln, NE 68588-0915, rkettler@unlserve.unl.edu, rkettler@unlserve.unl.edu
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STRUCTURAL AND MORPHOLOGIC ZONES OF CHANNEL-LEVEE SYSTEMS IN LABORATORY SIMULATED FLOWS
GARRY, W. Brent, Department of Geology, University at Buffalo, State University of New York, 876 Natural Science Complex, Buffalo, NY 14260 and GREGG, Tracy K.P., Department of Geology, University at Buffalo, State University of New York, 126 Cooke Hall, Buffalo, NY 14260, wbgarry@acsu.buffalo.edu, wbgarry@acsu.buffalo.edu
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THE GEOCHEMISTRY OF THE GEOTHERMAL AND HYDROLOGIC SYSTEM OF THE SEPARATION CREEK DRAINAGE, THREE SISTERS AREA, CENTRAL OREGON CASCADES
VAN SOEST, Matthijs C.1, EVANS, William C.2, MARINER, Robert H.2, KENNEDY, B. Mack1 and SCHMIDT, Mariek E.3, (1)Center for Isotope Geochemistry, Earth Sciences Division, Lawrence Berkeley National Lab, 1 Cyclotron Road - MS 70A-4418, Berkeley, CA 94720, (2)U.S. Geol. Survey, 345 Middlefield Rd, Menlo Park, CA 94025, (3)Department of Geosciences, Oregon State Univ, Corvallis, OR 97331, mcvansoest@lbl.gov, mcvansoest@lbl.gov
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REMOTE SENSING AND GIS EVALUATION OF CO2-INDUCED TREE KILLS AT MAMMOTH MOUNTAIN, CALIFORNIA: 1989 TO PRESENT
LIST, Mark R., Geology Department, California State Univ, Sacramento, 6000 J Street, Placer Hall, Sacramento, CA 95819, HAUSBACK, Brian P., Geology, CSUS, Sacramento, CA 95819, FARRAR, Christopher D., US Geol Survey, PO Box 1360, Carnelian Bay, CA 96140-1360 and PIERI, David C., Jet Propulsion Lab, Pasadena, CA 91109, listm@csus.edu, listm@csus.edu
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HIGH SULFUR CONCENTRATIONS FROM OLIVINE-HOSTED ABSAROKITE MELT INCLUSIONS, CASCADE RANGE, OREGON: SIGNS OF AN OXIDIZED SOURCE?
ROWE, Michael C., NIELSEN, Roger L. and KENT, Adam J.R., Department of Geosciences, Oregon State Univ, 104 Wilkinson Hall, Corvallis, OR 97331, rowem@geo.orst.edu, rowem@geo.orst.edu
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GEOCHEMICAL EVIDENCE FOR PULSED MAGMA AND FLUID INTERACTION IN THE MILE 91 PERIDOTITE, GRAND CANYON, USA: IMPLICATIONS FOR INTERPRETATION OF PROTEROZOIC TECTONIC SETTING
LOW, P.C., SEAMAN, S.J., JERCINOVIC, M.J. and WILLIAMS, M.L., Department of Geosciences, Univ of Massachusetts, Amherst, MA 01003, low@geo.umass.edu, low@geo.umass.edu
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THE SHERMAN CRATER ERUPTIVE PERIOD AT MOUNT BAKER, NORTH CASCADES--A.D. 1843 TO PRESENT--IMPLICATIONS FOR RESERVOIRS AT THE BASE OF THE VOLCANO
SCOTT, Kevin M., US Geol Survey, 1300 SE Cardinal Court, Bldg. 10, Suite 100, Vancouver, WA 98683 and TUCKER, David S., Geology Department, Western Washington Univ, Bellingham, WA 98225, kscott@usgs.gov, kscott@usgs.gov
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RECONNAISSANCE GEOLOGY ALONG THE CENTRAL AXIS OF THE SIERRA MADRE OCCIDENTAL IN CHIHUAHUA, MEXICO
SWANSON, Eric R., Earth and Environmental Science, The Univ of Texas at San Antonio, San Antonio, TX 78249 and KEMPTER, Kirt, 2365 Camino Pintores, Santa Fe, NM, 87505, eswanson@utsa.edu, eswanson@utsa.edu
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PETROCHEMICAL CHARACTERISTICS OF THE QUATERNARY VOLCANIC ROCKS IN JEJU VOLCANIC ISLAND, KOREA
YUN, Sung-Hyo and KOH, Jeong-Seon, Earth Sciences, Pusan National Univ, #30, Jangjeon-dong, Geumjeong-gu, Busan, 609-735, South Korea, yunsh@pusan.ac.kr, yunsh@pusan.ac.kr
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SR-ND ISOTOPE COMPOSITIONS OF NORTHERN BLACK HILLS PALEOCENE-EOCENE IGNEOUS ROCKS: RELATIONSHIP TO CENTRAL MONTANA ALKALIC PROVINCE
DUKE, Genet I., Dept. of Geology and Geological Engineering, SD School of Mines and Technology, 501 East Saint Joseph St, Rapid City, SD 57701 and FROST, Carol, Department of Geology and Geophysics, Univ. of Wyoming, Dept. 3006, 1000 University Ave, Laramie, WY 82071, genet@rapidnet.com, genet@rapidnet.com
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GEOCHEMISTRY AND PETROGENESIS OF THE REJUVENATED-STAGE LAVAS, AND STRUCTURE OF THE KOLEKOLE VOLCANIC CENTER, SOUTHWEST RIFT ZONE, EAST MAUI, HAWAII
CHATTERJEE, Nilanjan, Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Room 54-1216, Cambridge, MA 02139 and SOMDEV, Bhattacharji, Geology, Brooklyn College of the City Univ of New York, Brooklyn, NY 11210, somdevlee4@mac.com, somdevlee4@mac.com
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GEOCHEMISTRY AND PETROGENESIS OF LAVAS FROM THE CASITAS SHIELD, VOLCAN CERRO AZUL, SOUTHERN VOLCANIC ZONE, CHILE
LAIRD, Mollie K., Geography and Geology, Western Kentucky Univ, 220 Dogwood Dr, 210 McCormack Hall, Bowling Green, KY 42101 and WULFF, Andrew H., Geography and Geology, Western Kentucky Univ, 1 Big Red Way, Bowling Green, KY 42101, lairdmk@wku.edu, lairdmk@wku.edu
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THE MINERALOGY OF MONOTONOUS BASALTIC ANDESITES OF THE CURRENT ERUPTION OF ARENAL VOLCANO, COSTA RICA: CONSTRAINTS FOR TIMING AND INTERACTION OF COMPOSITIONALLY CONTRASTING EVOLVED AND MAFIC MAGMAS
STRECK, Martin J., Dept. of Geology, Portland State Univ, Portland, OR 97207, DUNGAN, Michael A., Dept. of Mineralogy, Univ of Geneva, Geneva, Switzerland and BUSSY, Francois, Institute of Mineralogy and Geochemistry, Univ of Lausanne, Lausanne, Switzerland, streckm@pdx.edu, streckm@pdx.edu
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COLLISION-RELATED VOLCANISM AND FAULTING IN ARMENIA
WELLER, Jennifer N.1, CONNOR, Charles B.1 and KARAKHANIAN, Arkady2, (1)Geology, Univ of South Florida, 4202 E. Fowler Avenue, SCA 528, Tampa, FL 33620-5201, (2)Geology, Armenian National Academy of Sciences, 24, Marshall Baghramian Avenue, Yerevan, 375019, Armenia, jnweller2@cs.com, jnweller2@cs.com
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MAFIC INCLUSIONS IN MOUNT HOOD LAVAS: LINKS TO PARENTAL MAGMAS OF A LONG-LIVED ANDESITIC VOLCANO
WOODS, Melinda, Dept. of Geology, Portland State Univ, PO Box 751, Portland, OR 97207, STRECK, Martin J., Dept. of Geology, Portland State Univ, Portland, OR 97207 and GARDNER, Cynthia A., USGS Cascades Volcano Observatory, 1300 SE Cardinal Court, Bldg. 10, Suite 100, Vancouver, WA 98683, melindawoods@worldnet.att.net, melindawoods@worldnet.att.net
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REDOX STATE, SULFUR FUGACITY AND GAS CHEMISTRY AT VOLCAN VILLARRICA, CHILE
KRESS, V.C., ORTIZ, M.D. and GHIORSO, M.S., Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195-1310, kress@u.washington.edu, kress@u.washington.edu
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GEOCHEMICAL TRACING OF BASALT PROVINCES IN THE EARLY HISTORY OF THE YELLOWSTONE HOT SPOT
HARRISON, Benjamin Kimball, Department of Geology, Carleton College, Mudd Hall, 1 N College St, Northfield, MN 55057 and HAILEAB, Bereket, Department of Geology, Carleton College, One N. College St, Northfield, MN 55057, bkimballh@hotmail.com, bkimballh@hotmail.com
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WHAT IS THE ORIGIN OF THE OIB-LIKE SIGNATURE IN PLIOCENE-RECENT COSTA RICAN ARC VOLCANIC ROCKS?
NICHOLS, Holly J.1, HOERNLE, Kaj2 and BOGAARD, Paul2, (1)Sonderforschungsbereich 574, University of Kiel-GEOMAR Forschungszentrum, Wischhofstr. 1-3, Kiel, 24148, Germany, (2)Sonderforschungsbereich 574, University of Kiel-GEOMAR Forschungszentrum, Wischhofstr. 1-3, Kiel, 24148, hnichols@geomar.de, hnichols@geomar.de
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DEVELOPMENT OF THE YEMENI CENOZOIC VOLCANIC GROUP IN RELATION TO RIFT FORMATION
MATTASH, Mohamed A., Geological Sciences, Univ of Idaho, Box 443022, Moscow, ID 83844-3022, AL-GANAD, Ismail N., Geol Survey and Mineral Rscs Board, Sana'a, Yemen, NASR, Shawki M., Geology, Univ of Taiz, Taiz, Yemen, AL-KADASI, Mohamed A., Geology, Univ of Sana'a, Sana'a, Yemen and AS-SARURI, Mustafa A., Geology, EGI, Univ of Utah, Salt Lake City, UT, mattash@uidaho.edu, mattash@uidaho.edu
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THE GEOLOGY OF DOMINICA, LESSER ANTILLES
SMITH, Alan L.1, ROOBOL, M. John2, RHEUBOTTOM, Amber1, KIRKLEY, Jessica1, FREEMAN, Zachary1, KARNES, Kyle1, HINOJOSA, Irma1, STULTZ, Henry1, HARRIS, Samantha1 and PACHECO, Omar1, (1)Geological Sciences, California State Univ, 5500 University Parkway, San Bernardsino, CA 92407, (2)Saudi Geol Survey, PO Box 54141, Jeddah, 21514, alsmith@csusb.edu, alsmith@csusb.edu
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DYNAMICS OF THE HISTORICAL MT. ETNA MAGMA PLUMBING SYSTEM: EVIDENCE FROM TH DISEQUILIBRIA, SR ISOTOPE MICROSAMPLING, AND CRYSTAL SIZE DISTRIBUTION DATA
BOHRSON, Wendy A., Dept. Geol. Sci, Central Washington Univ, Ellensburg, WA 98926, SPERA, Frank J., Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106, GRAHAM, David W., Oceanic & Atmospheric Sciences, Corvallis, OR 97331, HERRERA, Tracey, Dept. Earth & Space Sci, UCLA, Los Angeles, CA 90095, RAMOS, Frank C., Department of Geology, Washington State Univ, Pullman, WA 99164 and TEPLEY, Frank, Dept. Earth Sci, UCSC, Santa Cruz, CA 95064, bohrson@geology.cwu.edu, bohrson@geology.cwu.edu
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DACITIC MAGMAS AS THE PRODUCT OF UPPER CRUSTAL MELTING AT LONG-LIVED VOLCANIC COMPLEXES: VOLCÁN AUCANQUILCHA, CENTRAL ANDES OF NORTHERN CHILE
KLEMETTI, Erik W. and GRUNDER, Anita L., Dept. of Geosciences, Oregon State University, 104 Wilkinson Hall, Corvallis, OR 97331, klemettie@geo.orst.edu, klemettie@geo.orst.edu
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TECTONIC SETTING OF BASALT MAGMATISM ALONG LEFT LATERAL FAULTS IN JOSHUA TREE NATIONAL PARK, SOUTHERN CALIFORNIA
PROBST, Kelly R., Geology, Indiana Univ~Purdue Univ at Indianapolis, 723 W. Michigan Street, Indianapolis, IN 46202 and BARTH, Andrew P., Department of Geology, Indiana Univ-Purdue Univ, Indianapolis, Indianapolis, IN 46202, kprobst@iupui.edu, kprobst@iupui.edu
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PETROLOGY OF THE MARION DUFRESNE BASALTIC SECTION IN THE SOUTH-CENTRAL PLATEAU CENTRAL OF THE KERGUELEN ARCHIPELAGO, SOUTHEAST INDIAN OCEAN
ANNELL, Heidi, Earth & Ocean Sciences, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, WEIS, Dominique, Earth & Ocean Sciences, Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, SCOATES, James S., Earth & Ocean Sciences, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4 and GIRET, André, Laboratoire de Géologie-Pétrologie, Université Jean-Monnet, CNRS-UMR 6524, 23 Rue du Docteur Paul Michelon, 42023, Saint-Étienne, France, hannell@eos.ubc.ca, hannell@eos.ubc.ca
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GEOCHEMISTRY, GEOCHRONOLOGY, AND PETROLOGY OF A VOLCANIC ASH LAYER ASSOCIATED WITH THE TUFF OF SAGUACHE CREEK, EASTERN SAN JUAN VOLCANIC FIELD, SOUTHERN COLORADO
YOUNG, Matthew D. and WENDLANDT, Richard F., Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401, mdyoung@mines.edu, mdyoung@mines.edu
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GEOLOGY OF VOLCÁN DARWIN, ISABELA ISLAND, GALÁPAGOS ARCHIPELAGO
NAUMANN, Terry R.1, GIBLER-MOORE, Katherine1 and NELSON, Lisa K., (1)Department of Geology, Univ of Alaska Anchorage, 3211 Providence Dr, Anchorage, AK 99508, aftrn@uaa.alaska.edu, aftrn@uaa.alaska.edu
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PETROGRAPHY AND CHARACTER OF THE BEDROCK SURFACE BENEATH WESTERN CAPE COD, MASSACHUSETTS
HALLETT, Benjamin W.1, POPPE, Lawrence J.1 and BRAND, Stephen2, (1)U.S. Geol Survey, 384 Woods Hole Rd, Woods Hole, MA 02543-1598, (2)CH2M Hill c/o IRP, HQ AFCEE/MMR, 322 E. Inner Road, Otis ANG Base, MA 02542-5028, bwhallett@yahoo.com, bwhallett@yahoo.com
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SR AND ND ISOTOPIC GEOCHEMISTRY OF PEGMATOID LAMPROITES FROM WALGIDEE HILLS, WEST KIMBERLEY, AUSTRALIA
MIRNEJAD, H.1, BELL, K.2 and KJARSGAARD, B.1, (1)Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada, (2)Department of Earth Sciences, Carleton Univ, 1125 Colonel By Dr, Ottawa, ON K1S 5B6, Canada, hmirneja@nrcan.gc.ca, hmirneja@nrcan.gc.ca
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Withdrawn
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GENESIS AND CONTAMINATION OF THE KODIAK BATHOLITH, KODIAK ISLAND, ALASKA: USING d18O TO QUANTIFY THE ASSIMILATED COMPONENT OF THE BATHOLITH
TANGALOS, George Eric1, FARRIS, David W.2, VALLEY, John3, HAEUSSLER, Peter4 and HAILEAB, Bereket1, (1)Department of Geology, Carleton College, One N. College St, Northfield, MN 55057, (2)Department of Earth Sciences, Univ of Southern California, Los Angeles, CA, (3)Department of Geology and Geophysics, Univ of Wisconsin, Madison, WI 53706, (4)USGS, Anchorage, AK, tangalos@hotmail.com, tangalos@hotmail.com
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CRUSTAL AND MANTLE SOURCES OF MAGMAS FROM THE SOLITARIO LACCOLITH/CALDERA COMPLEX, SOUTHWEST TEXAS
SPELL, Terry L., Department of Geoscience, Univ of Nevada Las Vegas, Las Vegas, NV 89154, HENRY, Christopher D., Nevada Bureau of Mines and Geology, Univ of Nevada Reno, Mail Stop 178, Reno, 89557-0088 and JAMES, Eric W., Univ Texas - Austin, Dept Geological Sciences, C1140, Austin, TX 78712-1101, tspell@ccmail.nevada.edu, tspell@ccmail.nevada.edu
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LAYERING IN THE EARLY GABBROIC SERIES OF THE MIDCONTINENT RIFT SYSTEM: THE EFFECT OF MAGMA DENSITY
JERDE, Eric A., Department of Physical Sciences, Morehead State Univ, Morehead, KY 40351, e.jerde@moreheadstate.edu, e.jerde@moreheadstate.edu
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EVIDENCE FOR AN ANATECTIC ORIGIN OF EARLY TERTIARY GRANITIC PEGMATITES IN THE BLACK MOUNTAINS, DEATH VALLEY, CA
LEE, Katherine F., Department of Geological Sciences, Univ of Oregon, 1272 University of Oregon, Eugene, OR 97403-1272, klee2@darkwing.uoregon.edu, klee2@darkwing.uoregon.edu
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PETROGENESIS OF AMPHIBOLITES, GOLDSTEIN PEAK PENDANT, WESTERN SIERRA NEVADA BATHOLITH, CA
STURMER, Daniel M., Department of Geological Sciences, California State Univ, Fullerton, PO Box 6580, Fullerton, CA 92834, CLEMENS-KNOTT, Diane, Department of Geological Sciences, California State University, Fullerton, PO Box 6580, Fullerton, CA 92834 and VAN DER KOLK, Dolores A., URS Corporation, 2020 E. First St, Suite 400, Santa Ana, CA 92705, ds038558@student.fullerton.edu, ds038558@student.fullerton.edu
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AN INVESTIGATION OF THE GRANITES AND RHYOLITES OF THE WICHITA MOUNTAINS IGNEOUS PROVINCE, SOUTHWESTERN OKLAHOMA USING SEM-CL: TEXTURAL FEATURES OF QUARTZ CRYSTALS REFLECT CRYSTALLIZATION HISTORIES
TENNISON, Evelyn, Department of Geological Sciences, Southern Methodist University, 3225 Daniel, Dallas, TX 75275 and SCHIEBER, Juergen, Department of Geological Sciences, Indiana Univ, 1001 E 10th Str, Bloomington, IN 47405, etenniso@mail.smu.edu, etenniso@mail.smu.edu
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U-PB ZIRCON AGES FOR HIGH-SILICA GRANITES IN THE CENTRAL SIERRA NEVADA BATHOLITH: IMPLICATIONS FOR CRUSTAL GENERATION IN CONTINENTAL ARCS
WENNER, Jennifer M., Geology Dept 800 Algoma Blvd, Univ of Wisconsin-Oshkosh, 800 Algoma Blvd, Oshkosh, WI 54901 and COLEMAN, Drew S., Department of Geological Sciences, Univ of North Carolina, CB# 3315, Chapel Hill, NC 27599, wenner@uwosh.edu, wenner@uwosh.edu
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TRACE ELEMENT VARIATIONS WITHIN THE NORTHERN PENINSULAR RANGES BATHOLITH, SOUTHERN CALIFORNIA
CLAUSEN, Benjamin L., Geoscience Res Inst and Nat Sci Dept, Loma Linda Univ, Loma Linda, CA 92350, MORTON, Douglas M., US Geol Survey, Dept of Geol Sci, Univ of California, Riverside, CA 92521 and KISTLER, Ronald W., US Geol Survey, 345 Middlefield Road, Menlo Park, CA 94025, bclausen@univ.llu.edu, bclausen@univ.llu.edu
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MINERALOGIC AND 40AR/39AR ANALYSIS OF LAYERED MAFIC CUMULATES, WESTERN SIERRA NEVADA BATHOLITH, CA
SLOPKO, Michelle D.1, CLEMENS-KNOTT, Diane1 and IRIONDO, Alexander2, (1)Department of Geological Sciences, California State Univ Fullerton, P.O. Box 6850, Fullerton, CA 92834, (2)Geological Sciences, Univ of Colorado at Boulder, Boulder, CO 80309, sanidine@hotmail.com, sanidine@hotmail.com
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EMPIRICAL GARNET THERMOBAROMETER FOR MANTLE PERIDOTITES
ASHCHEPKOV, Igor Victorovich, Russian Academy of Sciences Siberian Branch, United Institute of Geology Geophysics and Mineralogy, Academician V.A.Koptyg ave.3, Novosibirsk-90, Novosibirsk, 630090, Russia, garnet@uiggm.nsc.ru, garnet@uiggm.nsc.ru
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DIAMONDIFEROUS VOLCANICLASTICS OF THE BUFFALO HEAD HILLS KIMBERLITES, NORTHERN ALBERTA, CANADA
BOYER, Liane P.1, MCCANDLESS, Tom E.2, TOSDAL, Richard M.3 and RUSSELL, J.K.1, (1)Earth and Ocean Sciences, Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, (2)Ashton Mining of Canada, Inc, 123-930 West 1st Street, North Vancouver, BC V7P 3N4, (3)Earth and Ocean Sciences, Univ of British Columbia, 6339 Stores Rd, Vancouver, BC V6T 4N1, lboyer@eos.ubc.ca, lboyer@eos.ubc.ca