2007 GSA Denver Annual Meeting (28–31 October 2007)
Session No. 138 Tuesday, 30 October 2007
8:00 AM-12:00 PM, Colorado Convention Center: 404

T107. Recognition and Implications of Coseismic Fault-Zone Structures II

Laurel B. Goodwin and James P. Evans, Presiding
 Paper #Start Time
 8:00 AM Introductory Remarks
138-18:15 AM FAULT ZONE STRUCTURE AND STRENGTH DURING COSEISMIC AND SLOW SLIP IN LABORATORY EXPERIMENTS: GOLDSBY, David L., Geological Sciences, Brown University, 324 Brook Street, Box 1846, Providence, RI 02912, David_Goldsby@brown.edu
138-28:35 AM WHAT ARE THE CONNECTIONS BETWEEN IDEALIZED MODELS OF DYNAMIC WEAKENING AND FAULT-ZONE STRUCTURES?: REMPEL, Alan W., Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, rempel@uoregon.edu
138-38:55 AM COEVAL PSEUDOTACHYLYTE AND MYLONITE IN THE GRIZZLY CREEK SHEAR ZONE, COLORADO: A RECORD OF LINKED COSEISMIC AND ASEISMIC PROCESSES IN A MID-CRUSTAL THRUST: ALLEN, Joseph L., Geology and Physical Sciences, Concord University, Campus Box 19, Athens, WV 24712, allenj@concord.edu and SHAW, Colin A., Department of Earth Sciences, Montana State University, 200 Traphagen Hall, P.O. Box 173480, Bozeman, MT 59717
138-49:10 AM PSEUDOTACHYLYTES IN FAULTS OF THE MT. ABBOT QUADRANGLE, SIERRA NEVADA: IMPLICATIONS FOR SEISMIC SLIP: GRIFFITH, W. Ashley1, DI TORO, Giulio2, PENNACCHIONI, Giorgio2, and POLLARD, David3, (1) Department of Geological and Environmental Sciences, Stanford University, 450 Serra Mall, Braun Hall, Building 320, Stanford, CA 94305-2115, wagrif@stanford.edu, (2) Geologia, Paleontologia e Geofisica, Universita' di Padova, Via Giotto 1, Padova, 35137, Italy, (3) Geological & Environmental Sciences, Stanford Univ, 450 Serra Mall, Building 320, Stanford, CA 94305
138-59:25 AM PALEONANOQUAKES THROUGH PALEOMEGAQUAKES—FRICTION MELTING FEATURES WITHIN FAULT ZONES ACROSS FIVE ORDERS OF MAGNITUDE IN THICKNESS: MAGLOUGHLIN, J.F., Department of Geosciences, Colorado State University, Fort Collins, CO 80523, jerrym@cnr.colostate.edu
138-69:40 AM UNRAVELING SEISMIC DEFORMATION IN EXHUMED SUBDUCTION THRUSTS: THE ULTRAFINE-GRAINED FAULT ROCKS OF PASAGSHAK POINT, KODIAK ISLAND, AK: MENEGHINI, Francesca, Earth Science Department, University of Pisa, via S. Maria, 53, Pisa, 56126, Italy, meneghini@dst.unipi.it, DI TORO, Giulio, Geologia, Paleontologia e Geofisica, Universita' di Padova, Via Giotto 1, Padova, 35137, Italy, MOORE, Casey, Earth Scinece Department, Univ of California at Santa Cruz, ROWE, Christine, Geological Sciences Department, University of Cape Town, Cape Town, CA 7701, South Africa, TSUTSUMI, Akito, Department of Geology & Mineralogy, Kyoto University, Kyoto, 606 8502, Japan, and YAMAGUCHI, Asuka, Department of Earth and Planetary Science, University of Tokyo, Tokyo, 113 0033, Japan
 9:55 AM Break
138-710:10 AM FLUID FLUX AND PERMEABILITY ALONG THE ROOF THRUST OF THE MÉLANGE ZONE IN A GEOLOGICAL TIME SCALE: AN EXAMPLE FROM THE FOSSIL SEISMOGENIC THRUST OF MUGI MÉLANGE, THE CRETACEOUS SHIMANTO BELT, SW JAPAN: HASHIMOTO, Yoshitaka, Dept. of Geology & Geophysics, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, whassyw@mac.com and NIKAIZO, Akira, Dept. of Natural Environmental Science, Kochi University, Akebonocyo 2-5-1, Kochi, 780-8520, Japan
138-810:25 AM RATE CONSTRAINTS ON FAULT CEMENTATION BASED ON WELL SCALES: BOLES, James R., Earth Science, University of California @ Santa Barbara, Webb Hall, Santa Barbara, CA 93117, boles@geol.ucsb.edu, GILES, Grace F., Houston, TX 93117, and CAMACHO, Hilario, Signal Hill Petroleum, Long Beach, CA 90806
138-910:40 AM FAULT-ZONE ARCHITECTURE OF SMALL- DISPLACEMENT OBLIQUE-SLIP FAULTS ADJACENT TO THE SAN JACINTO FAULT, BORREGO MOUNTAIN, CALIFORNIA, USA: NEMSER, Eliza S., Earth and Space Sciences, Univ of Washington, Box 351310, 63 Johnson Hall, Seattle, WA 98195-1310, enemser@u.washington.edu
138-1010:55 AM A“HIDDEN” FAULT? STRUCTURAL GEOLOGY OF THREE SEGMENTS OF THE CLARK FAULT, SAN JACINTO FAULT ZONE, CALIFORNIA:: BELGARDE, Benjamin E. and JANECKE, Susanne U., Geology, Utah State University, 4505 Old Main Hill, Utah State University, Logan, UT 84322-4505, belgardes@hotmail.com
138-1111:10 AM ASSESSING THE LONG-TERM DISPLACEMENT FIELD ASSOCIATED WITH DEFORMATION OF THE BORDERLANDS OF THE SAN ANDREAS FAULT, DURMID HILL, CA: WOJTAL, Steven F., Department of Geology, Oberlin College, 52 West Lorain Street, Oberlin, OH 44074, steven.wojtal@oberlin.edu
138-1211:25 AM MINERALOGIC AND TEXTURAL ANALYSIS OF FAULT-RELATED ROCKS AT DEPTH: ANALYSIS OF SAFOD ROCKS AND THE TOP OF THE SEISMOGENIC ZONE: EVANS, James P.1, BRADBURY, Kelly E.1, DRAPER, Sarah D.1, BARTON, D. Corey1, and SOLUM, John G.2, (1) Dept of Geology, Utah State Univ, 4505 Old Main Hill, Logan, UT 84322-4505, jpevans@cc.usu.edu, (2) Geography and Geology, Sam Houston State University, Campus box 2148, Huntsville, TX 77341
 11:40 AM Discussion

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