Tuesday, 21 October 2014: 8:00 AM-12:00 PM
Vancouver Convention Centre-West 121
GSA Structural Geology and Tectonics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geophysics Division

 

Sarah M. Roeske, Terry Pavlis and John I. Garver, Advocates
Paper #
Start Time
8:00 AM
LATE JURASSIC-EARLY MIOCENE CLASTIC SEDIMENTATION AND PLATE-TECTONIC EVOLUTION OF NORTHERN CALIFORNIA—A CLASSIC ACCRETIONARY MARGIN
ERNST, W.G., Geological and Environmental Sciences, Stanford University, Building 320, Room 118, Stanford, CA 94305-2115, wernst@stanford.edu
8:15 AM
DETRITAL ZIRCON OF THE CHUGACH-PRINCE WILLIAM ACCRETIONARY COMPLEX, ALASKA
GARVER, John I., Geology Department, Union College, 807 Union ST, Schenectady, NY 12308-2311, garverj@union.edu and DAVIDSON, Cameron, Department of Geology, Carleton College, One North College St, Northfield, MN 55057
8:30 AM
A NEW TECTONO-METAMORPHIC MODEL FOR THE EMPLACEMENT OF THE ICEBERG LAKE AND LIBERTY CREEK BLUESCHIST BODIES, SOUTH CENTRAL ALASKA
DAY, Erik M., Department of Geological Sciences, University of Texas at El Paso, El Paso, TX 79968-0555, erikday75@homail.com, PAVLIS, Terry, Department of Geological Sciences, University of Texas at El Paso, El Paso, TX 79902, and AMATO, Jeffrey, Geological Sciences, New Mexico State University, P.O. Box 30001/MSC 3AB, Las Cruces, NM 88003
8:45 AM
THERMOCHRONOLOGIC CONSTRAINTS ON THE LATE PALEOZOIC AND EARLY MESOZOIC TECTONIC EVOLUTION OF COASTAL CENTRAL CHILE (33.5 S)
WEBB, Laura E.1, KLEPEIS, Keith1, JONES, Daniel A.1, WEBBER, Jeffrey R.2, CEMBRANO, José3, MORATA, Diego4, MORA-KLEPEIS, Gabriela1, and ARANCIBIA, Gloria3, (1) Geology, University of Vermont, Burlington, VT 05405, lewebb@uvm.edu, (2) Department of Geosciences, University of Massachusetts, Amherst, 611 North Pleasant Street, Amherst, MA 01003-9297, (3) Departamento de Ingeniería Estructural y Geotécnica, Pontificia Universidad Católica de Chile, Macul, Santiago, 7820436, Chile, (4) Departamento de Geologia and Andean Geothermal Center of Excellence (CEGA, Fondap Conicyt #15090013), Universidad de Chile, Santiago, Chile
9:00 AM
ACCRETION, UNDERPLATING, DETACHMENT AND EXHUMATION ALONG THE SUBDUCTION PLATE INTERFACE: IMPLICATIONS FOR SHORT-TERM AND LONG-TERM RHEOLOGY OF THE PLATE INTERFACE, FROM  NASCENT SUBDUCTION TO CLOSURE
AGARD, Philippe1, PLUNDER, Alexis2, ANGIBOUST, Samuel II2, GUILLOT, Stéphane3, and BUROV, Evgueni2, (1) Inst. Sc. Terre à Paris (ISTeP), UMR CNRS 7193 Université P.M. Curie, Paris, France, philippe.agard@upmc.fr, (2) Inst. Sc. Terre à Paris (ISTeP), UMR CNRS 7193 Université P.M. Curie, Paris, 75005, France, (3) ISTerre CNRS, Université de Grenoble, Grenoble, 38041
9:20 AM
EARLY, PROLONGED AND VARIABLE METAMORPHISM OF EXOTIC BLOCKS IN THE FRANCISCAN SUBDUCTION COMPLEX
MULCAHY, Sean R., Dept. of Earth and Planetary Science, University of California, Berkeley, CA 94720, mulcahy@berkeley.edu, STARNES, Jesslyn K., Department of Earth and Planetary Sciences, University of California, Davis, One Shields Ave, Davis, CA 95616, COBLE, Matthew A., Department of Geological and Environmental Sciences, Stanford University, 450 Serra Mall, Building 320, Stanford, CA 94305, DAY, Howard W., Department of Earth and Planetary Sciences, U. C. Davis, One Shields Ave, Davis, CA 95616, and VERVOORT, Jeffrey D., School of the Environment, Washington State University, Pullman, WA 99164
9:35 AM
BLUESCHIST BLOCKS IN THE SHALE-MATRIX MELANGE OF THE FRANCISCAN COMPLEX OF CALIFORNIA: METAMORPHIC AUREOLES AND SUBDUCTION CHANNEL UPWELLING
CLOOS, Mark, Dept. Geological Sciences, University of Texas at Austin, Austin, TX 78712, cloos@jsg.utexas.edu and UKAR, Estibalitz, Bureau of Economic Geology, University of Texas at Austin, Austin, TX 78713
 
9:55 AM
Discussion - Questions from Audience
 
10:10 AM
Break
10:25 AM
KINEMATIC MODELS FOR THE MéLANGE MIXING PROCESS VIA SIMULTANEOUS SLIP ON MULTIPLE FAULTS IN THE SUBDUCTION CHANNEL
PAVLIS, Terry, Department of Geological Sciences, University of Texas at El Paso, El Paso, TX 79902, tlpavlis@utep.edu and AMATO, Jeffrey, Geological Sciences, New Mexico State University, P.O. Box 30001/MSC 3AB, Las Cruces, NM 88003
10:40 AM
NATURE OF PERMIAN OPS MÉLANGE IN AKIYOSHI BELT, SOUTHWEST JAPAN
WAKITA, Koji, Graduate School of Science and Engineering, Yamaguchi University, Yoshida, 1677-1, Yamaguchi 7538512 Japan, k-wakita@yamaguchi-u.ac.jp
10:55 AM
P-T-T ESTIMATION OF THE FOOTWALL AND HANGING WALL OF THE VINCENT FAULT, SAN GABRIEL MTNS, SOUTHERN CALIFORNIA
XIA, Haoran, Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Los Angeles, CA 90089-0740, haoranxi@usc.edu and PLATT, John P., Department of Earth Sciences, University of Southern California, 3651 Trousdale Parkway, Los Angeles, CA 90089-0740
11:10 AM
TECTONIC DEFORMATION OF THE PANDORA PEAK UNIT INFERRED BY FOLDING AT HARLING POINT, VICTORIA, BC:  IMPLICATIONS FOR THE PACIFIC RIM TERRANE
MCEWEN, Gerri L., School of Earth and Ocean Sciences, University of Victoria, Bob Wright Center, 3800 Finnerty Road, Victoria, BC V8P 5C2, Canada, gerri.mcewen@gov.bc.ca and JOHNSTON, Stephen T., School of Earth and Ocean Sciences, University of Victoria, Bob Wright Centre, PO Box 1700 STN CSC, Victoria, BC V8W 2Y2, Canada
11:25 AM
OXYGEN AND HAFNIUM ISOTOPE GEOCHEMISTRY OF ZIRCON, QUARTZ, AND GARNET FROM THE NEAR-TRENCH CRAWFISH INLET AND KRESTOF PLUTONS, BARANOF ISLAND, ALASKA
ROIG, Claudia I.1, CAVOSIE, Aaron J.1, DAVIDSON, Cameron2, GARVER, John I.3, and VALLEY, John W.4, (1) Department of Geology, University of Puerto Rico, Po Box 9000, Mayaguez, PR 00681, claudia.roig@upr.edu, (2) Department of Geology, Carleton College, One North College St, Northfield, MN 55057, (3) Geology Department, Union College, Olin Building, Schenectady, NY 12308-2311, (4) Department of Geoscience, University of Wisconsin, Madison, WI 53706
 
11:40 AM
Discussion
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