2011 GSA Annual Meeting in Minneapolis (9–12 October 2011)
Session No. 35 Sunday, 9 October 2011
9:00 AM-6:00 PM, Minneapolis Convention Center: Hall C

T25. Recent Advances in Studies of Large-Volume Silicic Volcanism: Stratigraphy, Architecture, Evolution (Posters) (GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Structural Geology and Tectonics Division; Mineralogical Society of America)

Authors will be present from 2 to 4 PM, and 4:30 to 6 PM
 Paper #Booth #
35-1176SUPERVOLCANO GROWTH CONSTRAINED FROM GEOMORPHOLOGY ON THE BOLIVIAN ALTIPLANO: PERKINS, Jonathan P. and FINNEGAN, Noah J., Earth and Planetary Sciences, University of California, Santa Cruz, Santa Cruz, CA 95064, jperkins@es.ucsc.edu
35-2177THERMOMECHANICAL MATURATION OF THE CONTINENTAL CRUST AND ITS EFFECTS ON THE LATE EOCENE-EARLY OLIGOCENE VOLCANIC RECORD OF THE SIERRA MADRE DEL SUR PROVINCE OF MEXICO: MORI, Laura1, MORÁN-ZENTENO, Dante J.2, MARTINY, Barbara M.2, GONZÁLEZ-TORRES, Enrique A.2, CHAPELA-LARA, María2, DÍAZ-BRAVO, Beatriz A.2, and ROBERGE, Julie2, (1) Instituto de Geología, Universidad Nacional Autónoma de México, Ciudad Universitaria, Mexico, 04510, Mexico, lmori@geologia.unam.mx, (2) Instituto de Geología, Universidad Nacional Autónoma de México, Mexico City, 04510, Mexico
35-3178GEOLOGY OF THE HUAUTLA VOLCANIC FIELD AND ITS SIGNIFICANCE FOR UNDERSTANDING THE ORIGIN AND TEMPORAL EVOLUTION OF SILICIC MAGMATISM IN THE NORTH-CENTRAL SIERRA MADRE DEL SUR OF MEXICO: GONZALEZ-TORRES, Enrique, MORÁN-ZENTENO, Dante, MORI, Laura, ROBERGE, Julie, LUNA-GONZALEZ, Laura, and MARTINY, Barbara M., Instituto de Geología, Universidad Nacional Autónoma de México, Ciudad Universitaria, México, D.F, 04510, Mexico, eagtgaia@geologia.unam.mx
35-4179GEOLOGY, GEOCHEMISTRY AND GEOCHRONOLOGY OF LARGE VOLUME SILICIC VOLCANISM IN THE TRANS-MEXICAN VOLCANIC BELT: OROZCO, Maria Teresa1, FERRARI, Luca1, PETRONE, Chiara Maria2, and LÓPEZ MARTÍNEZ, Margarita3, (1) Centro de Geociencias, Universidad Nacional Autonoma de Mexico, Campus Juriquilla, Blvd. Juriquilla 3001, Queretaro, 76230, Mexico, torozco@geociencias.unam.mx, (2) Department of Earth Sciences, University of Cambridge, Downing Street, Cambridge, CB2 3EQ, United Kingdom, (3) Centro de Investigaciones Cientificas y Educacion Superior de Ensenada, Km. 107 Carrertera Tijuana-Ensenada, Ensenada, Baja California Norte, Mexico
35-5Paper Withdrawn
35-6181PETROGENETIC CONNECTIONS BETWEEN ASH-FLOW TUFFS AND INTRUSIVE SUITES - TOWARD AN INTEGRATED MODEL FOR UPPER-CRUSTAL MAGMA SYSTEM EVOLUTION IN THE CALIFORNIA ARC: BARTH, Andrew P., Earth Sciences, Indiana University-Purdue University, 723 West Michigan Street, Indianapolis, IN 46202, ibsz100@iupui.edu, PIGNOTTA, Geoffrey, Department of Geology, University of Wisconsin - Eau Claire, 105 Garfield Ave, Eau Claire, WI 54702, RIGGS, Nancy R., Geology Program, School of Earth Sciences and Environmental Sustainability, Northern Arizona University, Flagstaff, AZ 86011-4099, WALKER, J. Douglas, Geology, University of Kansas, 120 Lindley Hall, Lawrence, KS 66045, and WOODEN, J.L., Stanford University, Stanford, CA 94305
35-7182AN ALTERNATIVE PROCESS FOR LARGE SILICIC CALDERA ERUPTIONS: MANAOIS, Alexander1, LUNDSTROM, Craig C.2, CHAKRABORTY, Pinaki1, FINLAYSON, Valerie3, and LI, Xiaoxiao1, (1) Dept of Geology, University of Illinois, 1301 W Green St, Urbana, IL 61801, manaois2@illinois.edu, (2) Dept of Geology, Univ of Illinois, 1301 W Green St, Urbana, IL 61801, (3) Department of Geology, University of Illinois at Urbana-Champaign, 245 Natural History Building, 1301 W. Green St, Urbana, IL 61801
35-8183PETROGENESIS OF THE EAST FORK MEMBER RHYOLITES, VALLES CALDERA, NEW MEXICO, USA: EICHLER, Carla M., Department of Geoscience, University of Nevada, Las Vegas, 4505 S. Maryland Pkwy, Las Vegas, NV 89154, eichlerc@unlv.nevada.edu and SPELL, Terry L., Department of Geoscience, University of Nevada Las Vegas, 4505 Maryland Parkway, Las Vegas, NV 89154
35-9184OFF-AXIS SNAKE RIVER PLANE MAGMATISM ALONG AN ACTIVE EXTENSIONAL DETACHMENT: AN EXAMPLE FROM THE JIM SAGE VOLCANIC SUITE, SOUTHERN ID: KONSTANTINOU, Alexandros, Geological and Environmental Sciences, Stanford University, 450 Serra Mall, Building 320, Stanford, CA 94305, akonstan@stanford.edu
35-10185A SIMPLE GEOCHEMICAL MODEL FOR BASALT AND RHYOLITE GENESIS ALONG THE YELLOWSTONE HOTSPOT TRACK: WOLFF, John, BOROUGHS, Scott, and STARKEL, William A., School of Earth & Environmental Sciences, Washington State University, Pullman, WA 99164, entoptics@verizon.net
35-11186JUST HOW BIG IS COUGAR POINT TUFF XIII?: ELLIS, Ben, School of Earth and Environmental Sciences, Washington State University, Pullman, WA 99163, ben.ellis@wsu.edu, WOLFF, John, School of Earth & Environmental Sciences, Washington State University, Pullman, WA 99164, MARK, Darren F., Scottish Universities Environmental Research Centre, (SUERC), Rankine Avenue, East Kilbride, G75 0QF, United Kingdom, BINDEMAN, Ilya N., Geological Sciences, 1272 University of Oregon, Eugene, OR 97403, and BOROUGHS, Scott, School of Earth and Environmental Sciences, Washington State University, Pullman, WA 99164
35-12187SOME PHYSICAL CONSTRAINTS ON THE ERUPTION AND EMPLACEMENT OF LAVA-LIKE TUFFS: ANDREWS, Graham, Earth Research Institute, University of California Santa Barbara, Santa Barbara, CA 93106, gdma1977@gmail.com and ROBERT, Genevieve, Geological Sciences, University of Missouri, Columbia, MO 65211

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