GSA Annual Meeting in Seattle, Washington, USA - 2017

Session No. 386
Wednesday, 25 October 2017: 9:00 AM-6:30 PM
Halls 4EF (Washington State Convention Center)

T210. Challenges in Tectonics: Beyond Steady State: New Developments in Understanding Strain Localization Processes and the Rheology of the Lithosphere (Posters)

GSA Structural Geology and Tectonics Division; Future of Tectonics Initiative
Authors will be present from 2 to 4 PM and 4:30 to 6:30 PM.
375
ON THE SURVIVAL OF INTERGRANULAR COESITE IN UHP ECLOGITE
WANG, Lu1, WANG, Songjie1, BROWN, Michael2, ZHANG, Junfeng1 and FENG, Peng1, (1)State Key Laboratory of Geological Processes and Mineral Resources, and Center for Global Tectonics, School of Earth Sciences, China University of Geosciences Wuhan, 388 Lumo Road, Wuhan, 430074, China, (2)Laboratory for Crustal Petrology, Department of Geology, University of Maryland, College Park, MD 20742, wanglu@cug.edu.cn
376
STRAIN LOCALIZATION PROCESSES IN THE UPPER MANTLE SECTION OF AN OCEANIC PALEOTRANSFORM FAULT, BOGOTA PENINSULA SHEAR ZONE, NEW CALEDONIA
CHATZARAS, Vasileios1, KRUCKENBERG, Seth C.2, TITUS, Sarah3, TIKOFF, Basil1, TEYSSIER, Christian4 and DRURY, Martyn5, (1)Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, (2)Earth and Environmental Sciences, Boston College, 140 Commonwealth Avenue, Chestnut Hill, MA 02467, (3)Dept. of Geology, Carleton College, 1 North College St, Northfield, MN 55057, (4)Department of Earth Sciences, University of Minnesota, Minneapolis, MN 55455, (5)Department of Earth Sciences, Utrecht University, Postbus 80021, Utrecht, 3508 TA, Netherlands, chatzaras@wisc.edu
377
STRUCTURE AND EMPLACEMENT OF DEEPLY SUBDUCTED ULTRAHIGH-PRESSURE ROCKS: AN EXAMPLE FROM THE SEVE NAPPE COMPLEX OF THE SWEDISH CALEDONIDES
MA, Chong1, GEE, David G.2, BENOWITZ, Jeffrey A.3, SJÖSTRÖM, Håkan2 and STELTENPOHL, Mark G.1, (1)Department of Geosciences, Auburn University, 2050 Beard-Eaves Coliseum, Auburn, AL 36849, (2)Department of Earth Sciences, Uppsala University, Uppsala, 752 36, Sweden, (3)Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK 99775, chongma@auburn.edu
378
FINDING STRAIN LOCALIZATION AND DATING THE ONSET OF DEFORMATION IN THE WESTERN IDAHO SHEAR ZONE USING TITANITE U-PB GEOCHRONOLOGY AND CRYSTALLOGRAPHIC VORTICITY AXIS ANALYSIS
OSTWALD, Claire1, KAHN, Maureen2, SCHMITZ, Mark D.1 and TIKOFF, Basil2, (1)Department of Geosciences, Boise State University, 1910 University Drive, Boise, ID 83725-1535, (2)Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, claireostwald@u.boisestate.edu
379
RHEOLOGICAL TRANSITIONS AND STRUCTURAL OVERPRINTING ASSOCIATED WITH CRETACEOUS PARTIAL MELTING AND STRAIN LOCALIZATION IN THE POTTERS POND MIGMATITE DOMAIN, WEST-CENTRAL IDAHO
KRUCKENBERG, Seth C. and MONTZ, William J., Earth and Environmental Sciences, Boston College, 140 Commonwealth Avenue, Chestnut Hill, MA 02467, seth.kruckenberg@bc.edu
380
CONTRASTS IN INTEGRATED CRUSTAL STRENGTH DRIVE STRAIN LOCALIZATION WITHIN THE SANTA CRUZ MOUNTAINS RESTRAINING BEND IN THE THE SAN ANDREAS FAULT, NORTHERN CALIFORNIA
BADEN, Curtis William, Department of Geological and Environmental Sciences, Stanford University, 455 Serra Mall, Building 320, Stanford, CA 94305-2115, HILLEY, George E., Department of Geological Sciences, Stanford University, 455 Serra Mall, Building 320, Stanford, CA 94305-2115, SHUSTER, David L., Department of Earth and Planetary Science, University of California, Berkeley, Berkeley, CA 94720 and HOURIGAN, Jeremy, Earth and Planetary Sciences, University California Santa Cruz, Santa Cruz, CA 94305, cbaden@stanford.edu
381
MICROSTRUCTURAL DEVELOPMENT WITHIN A DISTRIBUTED MID-CRUSTAL SHEAR ZONE: A NORTHERN EXTENSION OF THE GREBE MYLONITE ZONE IN FIORDLAND, NEW ZEALAND?
MCGINN, Courtney1, MIRANDA, Elena A.1, HUFFORD, Lonnie1, SCHWARTZ, Joshua J.1 and KLEPEIS, Keith A.2, (1)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff Street, Northridge, CA 91330, (2)Geology, University of Vermont, Trinity Campus, Burlington, VT 05405, courtney.a.mcginn@gmail.com
382
PLAGIOCLASE DEFORMATION RESULTING IN LOCALIZED STRAIN IN A LOWER CRUSTAL SHEAR ZONE, FIORDLAND, NEW ZEALAND
GROSS, Caroline E., Department of Geological Sciences, California State University, Northridge, 18111 Nordhoff St., Northridge, CA 91330, MIRANDA, Elena A., Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St., Northridge, CA 91330 and KLEPEIS, Keith, Dept of Geology, The University of Vermont, Burlington, VT 05405, caroline.gross.532@my.csun.edu
383
DEFORMATION MECHANISMS OF QUARTZ AND PLAGIOCLASE IN A MID-CRUSTAL TRANSPRESSIONAL SHEAR ZONE WITHIN ARC CRUST: MICROSTRUCTURAL INVESTIGATION OF THE GREBE MYLONITE ZONE IN FIORDLAND, NEW ZEALAND
HUFFORD, Lonnie Justin1, MIRANDA, Elena A.2, SCHWARTZ, Joshua J.2 and KLEPEIS, Keith3, (1)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff Street, Northridge, CA 91330, (2)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St., Northridge, CA 91330, (3)Dept of Geology, The University of Vermont, Burlington, VT 05405, lonnie.hufford.655@my.csun.edu
384
DEFORMATION MECHANISMS RELATED TO STRAIN LOCALIZATION IN THE CORDILLERA BLANCA SHEAR ZONE (CBSZ), PERU
HUGHES, Cameron A.1, JESSUP, Micah J.1 and SHAW, Colin A.2, (1)Department of Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996, (2)Department of Earth Sciences, Montana State University, P.O. Box 173480, Bozeman, MT 59717, chughe19@utk.edu
385
CRYSTALLOGRAPHIC PREFERRED ORIENTATION AND MICROSTRUCTURAL ANALYSES ACROSS A STRAIN GRADIENT, MAGGIA NAPPE, SWITZERLAND
CUILIK, Michael and RAHL, Jeffrey M., Department of Geology, Washington and Lee University, Lexington, VA 24450, cuilikm18@mail.wlu.edu
386
EXAMINING TRANSIENT THERMAL-RHEOLOGICAL INTERACTION DURING COLLISIONAL OROGENESIS USING NUMERICAL MODELING: IMPLICATIONS FOR CHANNEL FLOW AND CRITICAL WEDGE MODELS
SPARKS, Stephanie A. and THIGPEN, J. Ryan, Earth and Environmental Sciences, University of Kentucky, 121 Washington Ave., Lexington, KY 40506, stephanie.sparks@uky.edu
387
LARGE-SCALE, DISTRIBUTED STRUCTURAL THINNING IN THE HIMALAYAN OROGEN: A CASE STUDY FROM CENTRAL BHUTAN
LONG, Sean P., School of the Environment, Washington State University, Pullman, WA 99164, GORDON, Stacia, Department of Geological Sciences, University of Nevada, 1664 N. Virginia St, MS0172, Reno, NV 89557 and SOIGNARD, Emmanuel, Leroy Eyring Center for Solid State Science, Arizona State University, Physical Sciences Bldg B, 901 S. Palm Walk, Tempe, AZ 85287, sean.p.long@wsu.edu
388
STRUCTURAL CHARACTERISTICS OF THE UPPER HIMALAYA CRYSTALLINE SEQUENCE,IN NYALAM AREA,SOUTHERN TIBET AND GEOLOGICAL IMPLICATIONS
LIU, Xiaobing1, LIU, Xiaohan2, LELOUP, P.H.3, MAHÉO, G.3, LI, Guangwei4 and WEI, Lijie5, (1)PetroChina Research Institute of Petroleum Exploration & Development, Beijing, 100083, China, (2)Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, 100101, China, (3)Laboratoire de Géologie de Lyon:Terre,Planètes,Environnement,Université de Lyon, Lyon, 69622, France, (4)School of Earth Sciences,the University of Melbourne, Melbourne, 3010, Australia, (5)Institute of Geomechanics, Chinese Academy of Geological Sciences, Beijing, 100081, China, xiao-bing.liu@hotmail.com
389
DEFORMATION OF SEDIMENTS AT SALT FLANKS AND OVERHANGS: A NUMERICAL MODELING APPROACH
NSO, Peter, Department of Geosciences and Geological and Petroleum Engineering, Missouri University of Science and Technology, 1400N. Bishop Ave, Rolla, MO 65409 and ECKERT, Andreas, Geosciences and Geological and Petroleum Engineering, Missouri S&T, Rolla, MO 65409, pn868@mst.edu
390
STATISTICS OF ELLIPSOIDAL DATA FROM RIDGE-TRANSFORM SYSTEMS
DAVIS, Joshua R.1, CHATZARAS, Vasileios2, ROBERTS, Nicolas M.2, POPPICK, Andrew1 and TITUS, Sarah3, (1)Dept. of Mathematics and Statistics, Carleton College, 1 N College St, Northfield, MN 55057, (2)Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, (3)Dept. of Geology, Carleton College, 1 North College St, Northfield, MN 55057, jdavis@carleton.edu
391
THE EFFECT OF FAULT LOCALIZATION ASSUMPTIONS ON EXTENSIONAL TERRAIN DEVELOPMENT IN ICY SATELLITES
HOWELL, Samuel M., Planetary Science, Jet Propulsion Laboratory, 4800 Oak Grove Dr., 183-301, Pasadena, CA 91109, Samuel.M.Howell@jpl.nasa.gov
392
SCALING ANALYSIS AND NUMERICAL MODELING OF HYDROTHERMAL CIRCULATION IN COOLING AND EXHUMING HOT CONTINENTAL ARC CRUST
CAO, Wenrong, 1664 N. Virginia Street, MS 0172, Department of Geological Sciences, University of Nevada, Reno, Reno, NV 89557 and LEE, Cin-Ty A., Earth Science, Rice University, 6100 Main Street, Houston, TX 77005, wenrongc@unr.edu
393
REGIONAL BRITTLE DEFORMATION, STRAIN, AND PALEOSTRESS TRAJECTORIES, TETON RANGE, WYOMING USA 
FORSTNER, Stephanie, Bureau of Economic Geology, The University of Texas at Austin, 10100 burnett rd, Austin, TX 78758, LAUBACH, Stephen E., Bureau of Economic Geology, Jackson School of Geosciences, The University of Texas at Austin, University Station, P.O. Box X, Austin, TX 78713-8924 and FALL, András, Bureau of Economic Geology, The University of Texas at Austin, Austin, TX 78758, stephanie.forstner@beg.utexas.edu
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