GSA Annual Meeting in Phoenix, Arizona, USA - 2019

Session No. 274
Wednesday, 25 September 2019: 9:00 AM-6:30 PM
Hall AB, North Building (Phoenix Convention Center)

T19. Subduction Zone Systems: Geochemical, Petrochronological, and Geophysical Constraints on Lithospheric Structure, Composition, and Geodynamics (Posters)

GSA Structural Geology and Tectonics Division; GSA Geophysics and Geodynamics Division

Authors will be present from 4:30 to 6:30 PM.

 

Paper #
Booth #
251
TWENTY YEARS OF SUBDUCTION ZONE SCIENCE: SUBDUCTION TOP TO BOTTOM 2 (ST2B-2)
BEBOUT, Gray E., Earth and Environmental Sciences, Lehigh University, 1 West Packer Avenue, Bethlehem, PA 18049-1505, SCHOLL, David, Geology and Geophysics, University of Alaska Fairbanks, Fairbanks, AK 99775, STERN, Robert, Department of Geosciences, University of Texas at Dallas, Dallas, TX 75080, WALLACE, Laura M., Institute for Geophysics, University of Texas at Austin, PO Box 7456, Austin, TX 78713 and AGARD, Philippe, CNRS-INSU, Institut des Sciences de la Terre Paris, ISTeP, UMR 7193 Sorbonne Université, Paris, F-75005, France
252
A NEW FIND OF CALC-ALKALINE LAMPROPHYRES IN WOOD COUNTY, WISCONSIN, USA: A BRIEF SUMMARY OF THE EVIDENCE
ANDERKIN, Christian J., Department of Geological Sciences, University of Florida, 1843 Stadium Rd., Gainesville, FL 32612
274-3
253
Withdrawn
254
POST-OROGENY AND INTRACONTINENTAL DEFORMATION IN THE WEST QINLING-DABIE OROGENIC BELT: CONSTRAINED BY STRUCTURAL INVESTIGATION AND SEDIMENTARY ANALYSIS
LIU, Songnan, WANG, Yu and MA, Huimin, Institute of Earth Sciences, China University of Geosciences (Beijing), Haidian District, Beijing, 100083, China
255
CONSTRAINING THE TIMING OF PROGRADE METAMORPHISM IN THE SOLE OF THE SEMAIL OPHIOLITE: COUPLED ZIRCON TIMS U-PB DATING AND TRACE ELEMENT ANALYSES FROM THE MASAFI SOLE EXPOSURE, UNITED ARAB EMIRATES (U.A.E.)
STEVENS, Sally1, RIOUX, Matthew1, GARBER, Joshua M.2, SEARLE, Michael P.3, CROWLEY, Jim L.4 and KYLANDER-CLARK, Andrew R.C.1, (1)Department of Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106, (2)Department of Geosciences, Penn State University, State College, PA 16801, (3)Department of Earth Sciences, University of Oxford, Oxford, OX1 3AN, United Kingdom, (4)Department of Geosciences, Boise State University, Boise, ID 83725
256
THE BOU AZZER AND SIRWA OPHIOLITES (ANTI-ATLAS, MOROCCO): INSIGHT INTO POLYPHASED SUBDUCTION-ACCRETION DYNAMICS DURING NEOPROTEROZOIC TIMES
TRIANTAFYLLOU, Antoine1, HODEL, Florent2, BERGER, Julien3, MACOUIN, Melina2, BAELE, Jean-Marc4, MATTIELLI, Nadine5, MONNIER, Christophe6, DUCEA, Mihai N.7, POUJOL, Marc8, LANGLADE, Jessica9 and TRINDADE, Ricardo I.F.10, (1)Department of Geosciences, University of Arizona, Tucson, AZ 85721, (2)Géosciences Environnement Toulouse (GET), Observatoire de Midi-Pyrénées, CNRS, IRD,, Université Toulouse III Paul Sabatier, 14, Avenue Edouard Belin, Toulouse, AZ 31400, France, (3)Laboratoire Geoscience Environnement Toulouse, Universite Paul Sabatier Toulouse, 14, Avenue Edouard Belin, Toulouse, 31400, France, (4)Department of Geology, Faculty of Engineering, University of Mons, Mons, 7000, Belgium, (5)Laboratoire G-Time, Département des Sciences de la Terre et de l'Environnement, Université Libre de Bruxelles, CP 160/02, Avenue F.D. Roosevelt 50, Brussels, 1050, Belgium, (6)LPGN, Université de Nantes, 2, rue de la Houssinière, Nantes, BP 44322, France, (7)Faculty of Geology and Geophysics, University of Bucharest, Bucharest, 011004, Romania, (8)Géosciences Rennes - UMR 6118, Université de Rennes 1, Campus Beaulieu, Rennes, 35042, France, (9)Ifremer, Centre de Bretagne, Technopole Brest Iroise, Plouzané, 29280, France, (10)Departamento de Geofisica, IAG/USP, Rua do Matao,1226, Cidade Universitaria, Sao Paulo, SP 05508-090, Brazil
257
ZIRCON U-PB–LU-HF PETROCHRONOLOGY OF THE LATE CENOZOIC CENTRAL ANDES OF SOUTHERN PERU
EDEN, Ryan Patrick, Department of Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721, SUNDELL, Kurt E., Department of Geosciences, University of Arizona, Tucson, AZ 85721, CARRAPA, Barbara, Geosciences, University of Arizona, Gould-Simpson Building #77, 1040 E 4th St, Tucson, AZ 85721, DUCEA, Mihai N., Faculty of Geology and Geophysics, University of Bucharest, Bucharest, 011004, Romania and SAYLOR, Joel, Department of Earth, Ocean and Atmospheric Sciences, University of British Columbia, 2020 – 2207 Main Mall, Vancouver, BC V6T1Z4, Canada
258
TRACE ELEMENT DISCRIMINATION OF ARC, SLAB FAILURE, AND A-TYPE GRANITIC ROCKS
WHALEN, Joseph B., Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada and HILDEBRAND, Robert S., 1401 N. Camino de Juan, Tucson, AZ 85745
Handouts
  • Paper_336499_presentation_3023_0.pdf (3.2 MB)
  • 259
    ORIGIN AND TECTONIC IMPLICATIONS OF THE JURASSIC HIGH-MG ANDESITES AND DIORITES ALONG THE MIDDLE-WESTERN SHIQUANHE OPHIOLITE BELT, TIBET
    LI, Chenwei1, ZENG, Min1 and STERN, Robert2, (1)College of Earth Science, Chengdu University of Technology, Erxianqiao East 3rd Road 1#, Chengdu, 610059, China, (2)Department of Geosciences, University of Texas at Dallas, Dallas, TX 75080
    260
    PETROTECTONICS OF ADAKITES: IMPLICATIONS FOR TECTONIC RECONSTRUCTION OF THE EASTERN HOKKAIDO, JAPAN
    YUTANI, Taku and HIRANO, Naoto, The Graduate School of Science, Tohoku University, Aramaki Aoba, Aoba-ku, Sendai, 980-8578, Japan
    262
    ANATOMY OF THE IZU-BONIN-MARIANA ARC SYSTEM: RESULTS FROM INTERNATIONAL OCEAN DISCOVERY PROGRAM EXPEDITIONS 352 AND 366
    KURZ, Walter1, MICHEUZ, Peter1, QUANDT, Dennis1, MILADINOVA, Irena1, GRUNERT, Patrick2, AUER, Gerald3, DEL GAUDIO, Arianna V.1 and PILLER, Werner E.4, (1)Institute of Earth Sciences, University of Graz, Heinrichstrasse 26, Graz, 8010, Austria, (2)Cologne, (3)Department of Biogeochemistry, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Yokosuka, 237-0061, Japan, (4)Institute of Earth Sciences, NAWI Graz, Geocenter, University of Graz, Heinrichstrasse 26, Graz, 8010, Austria
    263
    NEOPROTEROZOIC TECTONIC EVOLUTION OF THE OPHIOLITIC BAYANKHONGOR SUTURE ZONE, CENTRAL ASIAN OROGENIC BELT (CENTRAL MONGOLIA)
    WORTHINGTON, James R., Division of Geological and Planetary Sciences, California Institute of Technology, 1200 E California Blvd, MC 170-25, Pasadena, CA 91125, BUCHOLZ, Claire E., Department of Geological and Planetary Sciences, California Institute of Technology, Mail Code 170-25, 1200 E. California Blvd., Pasadena, CA 91125, BOLD, Uyanga, School of Geology and Petroleum Engineering, Mongolian University of Science and Technology, Ulaanbaatar, 210349, Mongolia, MACDONALD, Francis A., Department of Earth Science, UCSB, 2111 Webb Hall, Santa Barbara, CA 93109 and LÖWE, Georg, Institute for Geosciences, Friedrich Schiller University Jena, Burgweg 11, Jena, 07749, Germany
    264
    PETRO-TECTONIC EVOLUTION OF THE UAE-OMAN OPHIOLITE COMPLEX: NEW INSIGHTS FROM THE MÉLANGE GARNET METAGABBRO IN THE METAMORPHIC SOLE
    KWON, Sanghoon1, NOH, Jungrae1, KIM, Soujung1, JANG, Yirang2, KIM, Sung Won2 and SOTIRIOS, Kokkalas3, (1)Department of Earth System Sciences, Yonsei University, 50 Yonsei-ro, Seodaemun-gu, Seoul, 03722, Korea, Republic of (South), (2)Geology Division, Korea Institute of Geoscience and Mineral Resources, 124 Gwahak-ro, Yuseong-gu, Daejeon, 34132, Korea, Republic of (South), (3)Department of Geology, University of Patras, University Campus, Rio Patra, 26504, Greece
    265
    DETRITAL ZIRCON GEOCHRONOLOGY AND GEOCHEMISTRY OF NACIMIENTO BLOCK FOREARC STRATA: TRACKING THE EVOLUTION OF CONVERGENT MARGIN LITHOTECTONIC BELTS DURING CORDILLERAN HIGH- FLUX MAGMATISM
    JOHNSTON, Scott M., Physics Department, California Polytechnic State University, San Luis Obispo, CA 93407 and KYLANDER-CLARK, Andrew R.C., Department of Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106
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