T21E
Subduction across Scales VI Posters

Tuesday, 15 December 2015: 08:00-12:20
Poster Hall (Moscone South)
Primary Conveners:  Philippe Agard, University Pierre and Marie Curie Paris VI, Paris, France
Conveners:  Kelin Wang, Geological Survey of Canada Sidney, Sidney, BC, Canada, Luce Fleitout, Ecole Normale Supérieure Paris, Paris, France and Bradley R Hacker, University of California Santa Barbara, Santa Barbara, CA, United States
Chairs:  Luce Fleitout, Ecole Normale Supérieure Paris, Paris, France and Dan Bassett, University of Oxford, Oxford, United Kingdom
OSPA Liaisons:  Pascal Audet, University of Ottowa, Ottowa, Canada
 
Cross-Scale Model of the Subduction Seismic Cycle: Parameter Sensitivity Study (73923)
Iskander A. Muldashev, GFZ German Research Centre for Geosciences, Section 2.5 Geodynamic Modelling, Potsdam, Germany
 
A Simulation of crustal deformation around sourthwest Japan using 3D Finite Element Method (86237)
Toshiki Oma, Nagoya University, Nagoya, Japan
 
Seaward- Versus Landward-Verging Thrusts in Accretionary Wedges: A Numerical Modeling Study of the Effects of Heterogeneity in Pore Fluid Pressure and Frictional Strength (77427)
Garrett Ito, Univ Hawaii, Honolulu, HI, United States, Gregory F Moore, University of Hawaii at Manoa, Honolulu, HI, United States, Jean-Arthur L Olive, WHOI, Woods Hole, MA, United States and Jonathan R. Weiss, University of Hawaii at Manoa, Department of Geology and Geophysics, Honolulu, HI, United States
 
Variations of upper plate mechanics, seismicity, and arc volcanism along the Middle America Trench (77880)
Jonas Ruh, University Pierre and Marie Curie Paris VI, Paris, France, Valenti Sallares, Institute of Marine Sciences - CSIS, Barcelona, Spain, Cesar R Ranero, ICM-CSIC, Barcelona, Spain and Ylona van Dinther, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
 
Sudden subduction channel and mantle wedge weakening leads to the vertical deformation pattern changes before and after great subduction zone earthquakes (60795)
Shaoyang Li1, Marcos Moreno2, Juan Carlos Baez3, Jonathan Raoul Bedford2, Daniel Melnick4, Sabrina Metzger2, Isabel Urrutia2 and Onno Oncken2, (1)Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Section 3.1, Potsdam, Germany, (2)Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany, (3)Universidad de Chile, Facultad de Ciencias Físicas y Matemáticas, Santiago de Chile, Chile, (4)Universität Potsdam, 3Institut für Erd- und Umweltwissenschaften, potsdam, Germany
 
Accretionary wedge structure, porosity loss, and relative timing of fault activity in the landward vergent region, Cascadia subduction zone (80621)
Susanna I Webb1, Harold J Tobin1, Erik D Everson2, Will Fortin3, Graham M Kent4, W Steven Holbrook3, Dana E Peterson5 and Katie M Keranen5, (1)University of Wisconsin Madison, Madison, WI, United States, (2)Univ Wyoming, Laramie, WY, United States, (3)University of Wyoming, Laramie, WY, United States, (4)University of Nevada Reno, Nevada Seismological Laboratory, Reno, NV, United States, (5)Cornell University, Ithaca, NY, United States
 
Excess pore pressure generation of oceanic basalt by permeabilty evolution at Nankai subduction zone (71087)
Wataru Tanikawa, JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, Jun Kameda, The University of Tokyo, Tokyo, Japan, Asuka Yamaguchi, University of Tokyo, Bunkyo-ku, Japan, Yohei Hamada, Kochi Institute for Core Sample Research, Kochi, Japan and Osamu Tadai, Marine Works Japan Ltd., Nankoku, Japan
 
Paleotemperature of the Nankai accretionary prism estimated by vitrinite reflectance of carbonaceous materials retrieved during the IODP Expedition 348 (73302)
Rina Fukuchi, Atmosphere and Ocean Research Institute University of Tokyo, Tokyo, Japan
 
Quaternary Sediment Accumulation in the Aleutian Trench: Implications for Dehydration Reaction Progress and Pore Pressure Development Offshore Alaska (62852)
Lanie Nicole Meridth1, Elizabeth Screaton1, John M Jaeger2, Stephanie R. James2 and Tania G Villaseñor2, (1)Univ Florida, Gainesville, FL, United States, (2)University of Florida, Ft Walton Beach, FL, United States
 
Applications for evaluation of physical properties - An example of siliceous rock permeability - (85589)
Takanori Ojima, Atmosphere and Ocean Research Institute University of Tokyo, Tokyo, Japan
 
K-Ar age of mica clay minerals in an ultracataclasite of a fossil seismogenic fault in the Mugi Mélange, Shimanto accretionary complex, southwest Japan (58423)
Satoshi Tonai, University of Kochi, Kochi, Japan
 
Deformation and veining processes on the subduction zone; example from the Cretaceous Shimanto accretionary complex in Japan (76030)
Tetsuya Tokiwa, Shinshu University, Matsumoto, Japan
 
Along strike structural variation in the northern part of the Japan Trench axis region (84980)
Yasuyuki Nakamura, JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan
 
A Method to Estimate Friction Coefficient from Orientation Distribution of Meso-scale Faults: Applications to Faults in Forearc Sediment and Underplated Tectonic Mélange (76608)
Katsushi Sato, Kyoto University, Kyoto, Japan
 
Lithologic Controls on Structure Highlight the Role of Fluids in Failure of a Franciscan Complex Accretionary Prism Thrust Fault (64847)
Hanna Bartram, University of Wisconsin Madison, Department of Geosciences, Madison, WI, United States
 
Structural Cross Section of the South Fork Mountain Schist, Franciscan Subduction Complex, Northern California Coast Ranges (62173)
William Lamborn Schmidt, University of Southern California, Los Angeles, CA, United States and John P Platt, University of Southern California, Earth Sciences, Los Angeles, CA, United States
 
Non-accretionary Versus Accretionary Megathrust Slip Accommodation at Depths of ~15 to 30 km: Insight from the Franciscan Complex, California (67763)
John Wakabayashi, California State University Fresno, Fresno, CA, United States
 
The Geometry of Accreted “Packets” in Subduction Zones: Examples from the Eastern Belt of the Franciscan in California and the Torlesse Terrane in New Zealand (70198)
Thomas C. MacKinnon, 20 Tara Road, Orinda, CA, United States
 
The Impact of Mass Movement and Fluid Flow during Ridge Subduction inferred from Physical Properties and Zeolite Assemblage in the Upper Plate Slope of the Costa Rica Subduction Zone (77993)
Mari Hamahashi1, Elizabeth Screaton2, Wataru Tanikawa3, Yoshitaka Hashimoto4, Kylara M Martin5, Saneatsu Saito3 and Gaku Kimura1, (1)University of Tokyo, Bunkyo-ku, Japan, (2)Univ Florida, Gainesville, FL, United States, (3)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (4)University of Kochi, Kochi, Japan, (5)Naval Research Laboratory, Stennis Space Center, MS, United States
 
Size and aspect ratio distributions of blocks in a mélange of the Shimanto accretionary complex, southwest Japan (78126)
Yu Tabuchi, University of Kochi, Kochi, Japan
 
Hydrothermal Heat Transport within an Abruptly Formed Permeable Slot: An Application to Heat Flow Peaks Observed at the Japan Trench Offshore of Sanriku (85378)
Yoshifumi Kawada, JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan
 
Tectono-metamorphic processes beneath an obducted ophiolite: evidence from metamorphic soles and accreted units from western Turkey (77965)
Alexis Plunder1, Philippe Agard1, Christian Chopin2, Aral I Okay3 and Hubert Whitechurch4, (1)University Pierre and Marie Curie Paris VI, Paris, France, (2)Ecole Normale Superieure, Paris, France, (3)Jeoloji Muh Bolumu, Istanbul, Turkey, (4)University of Strasbourg, Strasbourg Cedex, France
 
Serpentinite-driven Exhumation of the UHP Lago di Cignana Unit in the Fossil Alpine Plate Interface (74752)
Mattia Gilio1, Marco Scambelluri1, Samuel Angiboust2, Marguerite Godard3 and Thomas Pettke4, (1)University of Genoa, Genoa, Italy, (2)Deutsches GeoForschungsZentrum GFZ, Potsdam, Germany, (3)University of Montpellier II, Montpellier Cedex 05, France, (4)University of Bern, Institute of Geological Sciences, Bern, Switzerland
 
Dynamics and Preservation Potential of Subduction Complexes in Continental Sutures: A Case Study from the Sedimentary-Marix Mélange of the Indus-Yarlung Suture Zone in Southern Tibet (86567)
Kathryn Metcalf, University of Arizona, Tucson, AZ, United States, Paul A Kapp, University of Arizona, Department of Geosciences, Tucson, AZ, United States and Devon A Orme, Stanford University, Stanford, CA, United States
 
Metamorphic sole formation reveals plate interface rheology during early subduction (78292)
Soret Mathieu1, Philippe Agard2, Benoît Dubacq3, Alexis Plunder2,3 and Cécile Prigent4, (1)University Pierre and Marie Curie Paris VI, PARIS, France, (2)University Pierre and Marie Curie Paris VI, Paris, France, (3)ISTeP Institut des Sciences de la Terre de Paris, PARIS, France, (4)Organization Not Listed, Washington, DC, United States
 
GRAAL – Griggs-type Apparatus equipped with Acoustics in the Laboratory: a new instrument to explore the rheology of rocks at high pressure (67251)
Rémi Champallier1, Jacques Precigout1, Yves Pinquier2, Thomas Pascal Ferrand2, Sarah Incel2, Nadege Hilairet3, Loic Labrousse4, Joerg Renner5, Harry W Green II6, Holger Stunitz7, Laurent Jolivet8 and Alexandre Schubnel9, (1)ISTO Institut des Sciences de la Terre d'Orléans, Orléans Cedex 2, France, (2)Ecole Normale Supérieure Paris, Paris, France, (3)University of Lille 1, Villeneuve d'Ascq, France, (4)UMI Takuvik Ulaval-CNRS, Quebec City, QC, Canada, (5)Ruhr University Bochum, Bochum, Germany, (6)University of California Riverside, Riverside, CA, United States, (7)University of Tromsø, Department of Geology, Tromsø, Norway, (8)University of Orleans, Orleans, France, (9)CNRS, Paris Cedex 16, France
 
Plate Interface Rheology, Mechanical Coupling and Accretion during Subduction Infancy (76040)
Philippe Agard, University Pierre and Marie Curie Paris VI, Paris, France
 
Deformation experiments under conditions of the blueschist- to eclogite-facies transition: implications for the upper Wadati-Benioff plane of seismicity (60896)
Sarah Incel1, Alexandre Schubnel2, Nadege Hilairet3, Loic Labrousse4, Christian Chopin5, Joerg Renner6, Yanbin Wang7 and Thomas Pascal Ferrand1, (1)Ecole Normale Supérieure Paris, Paris, France, (2)CNRS, Paris Cedex 16, France, (3)University of Lille 1, Villeneuve d'Ascq, France, (4)UMI Takuvik Ulaval-CNRS, Quebec City, QC, Canada, (5)Ecole Normale Superieure, Paris, France, (6)Ruhr University Bochum, Bochum, Germany, (7)University of Chicago, Chicago, IL, United States
 
High-pressure dehydration experiments of antigorite-olivine samples to explain seismicity in the lower Benioff plane (61814)
Thomas Pascal Ferrand1, Nadege Hilairet2, Sarah Incel1, Julien Gasc3, Loic Labrousse4, Joerg Renner5, Yanbin Wang6 and Alexandre Schubnel7, (1)Ecole Normale Supérieure Paris, Paris, France, (2)University of Lille 1, Villeneuve d'Ascq, France, (3)University of Chicago, Argonne, IL, United States, (4)ISTeP Institut des Sciences de la Terre de Paris, PARIS, France, (5)Ruhr University Bochum, Bochum, Germany, (6)University of Chicago, Chicago, IL, United States, (7)CNRS, Paris Cedex 16, France
 
Structural and metamorphic evolution of serpentinites and rodingites recycled in the Alpine subduction wedge (78782)
Davide Zanoni1, Gisella Rebay2 and M. Iole Spalla1, (1)Organization Not Listed, Washington, DC, United States, (2)University of Pavia, Dip. Scienze della Terra e dell’Ambiente, Pavia, Italy
 
High-pressure deformation of serpentine + olivine aggregates (66824)
Nadege Hilairet, University of Lille 1, Villeneuve d'Ascq, France
 
Coexisting of ductile and brittle behaviors at depth during continental crust eclogitization (Mt. Emilius klippe, Western Alps) (72044)
Philippe Yamato1, Luiz F. G. Morales2, Solenn Hertgen1 and Samuel Angiboust3, (1)Géosciences Rennes, Rennes Cedex, France, (2)Helmholtz-Zentrum Potsdam Deutsches GeoForschungsZentrum GFZ, Potsdam, Germany, (3)Deutsches GeoForschungsZentrum GFZ, Potsdam, Germany
 
Subduction-collision Processes Controlled by Decoupling at the Plate Interface and the Rheology of the Colliding Plates (66487)
Ernst Willingshofer1, Dimitrios Sokoutis1, Frédéric Gueydan2 and Martijn Weekenstroo3, (1)Utrecht University, Utrecht, 3584, Netherlands, (2)Géosciences Montpellier, Montpellier Cedex 05, France, (3)Utrecht University, Utrecht, Netherlands
 
Lithosphere delamination and topography evolution in collisional orogens (85779)
Zhong-Hai Li, Chinese Academy of Geological Sciences, Beijing, China, Mian Liu, University of Missouri Columbia, Columbia, MO, United States and Taras Gerya, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
 
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