2014 GSA Annual Meeting in Vancouver, British Columbia (19–22 October 2014)

Session No. 91
Monday, 20 October 2014: 8:00 AM-12:00 PM
118 (Vancouver Convention Centre-West)

T26. Deformation Localization throughout the Crust

GSA Structural Geology and Tectonics Division; GSA Geophysics Division; European Geosciences Union Division on Tectonics and Structural Geology

 

Nicholas Perez and Graham Lederer, Advocates
Paper #
Start Time
8:00 AM
PREEXISTING FAULTS AND FAULTS THAT SHOULD NOT EXIST: EFFECTS OF MECHANICAL ANISOTROPY ON DIFFERENT SCALES?
KLEY, Jonas, Geoscience Center, University of Goettingen, Goldschmidtstr. 3, Goettingen, 37077, Germany
Handouts
  • Kley Preexisting Faults.pptx (12.9 MB)
  • 8:20 AM
    STRUCTURE OF THE PLATE BOUNDARY FAULT IN THE JAPAN TRENCH, AND IMPLICATIONS FOR SLIP BEHAVIOUR
    ROWE, Christie D., McGill University, 3450 University St, Montreal, UT H3A 0E8, TARLING, Matthew, Earth & Planetary Sciences, McGill University, 3450 University St, Montreal, QC H3A 0E8, Canada, KIRKPATRICK, James D., Department of Geosciences, Colorado State University, 1482 Campus Delivery, Fort Collins, CO 80523-1482, WHITE, Joseph Clancy, Earth Sciences, University of New Brunswick, 2 Bailey Dr, Fredericton, NB E3B 5A3, Canada, UJIIE, Kohtaro, Graduate School of Life and Environmental Sciences, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, 305-0006, Japan, MOORE, James Casey, Earth and Planetary Sciences, UC Santa Cruz, 2465 Empire Grade, Santa Cruz, CA 95064, REGALLA, Christine A., Department of Geosciences, Pennsylvania State University, University Park, PA 16802, REMITTI, Francesca, Dipartimento di Scienze Chimiche e Geologiche, University of Modena and Reggio Emilia, Modena, 41125, Italy, TOY, Virginia G., Department of Geology, University of Otago, PO Box 56, Dunedin, 9054, New Zealand and WOLFSON-SCHWEHR, Monica, Center for Coastal and Ocean Mapping, Joint Hydrographic Center, University of New Hampshire, 24 Colovos Road, Durham, NH 03824
    8:50 AM
    DEFORMATION LOCALIZATION AND INTRAPLATE MOUNTAIN BUILDING IN THE ALTAIDS, CENTRAL ASIA
    CUNNINGHAM, Dickson, Department of Environmental Earth Science, Eastern Connecticut State University, 83 Windham Street, Willimantic, CT 06226
    9:05 AM
    LINKING INHERITED INDIAN BASEMENT CROSS-STRIKE STRUCTURES UNDER THE HIMALAYAN SYSTEM WITH UPPER CRUSTAL FAULTS IN THE OVER-RIDING ASIAN PLATE
    GODIN, Laurent, Geological Sciences & Geological Engineering, Queen's University, Bruce Wing/Miller Hall, 36 Union Street, Kingston, ON K7L3N6, Canada, HARRIS, Lyal, Centre Eau Terre Environnment, INRS, 490 Rue de la Couronne, Quebec, QC G1K9A9, Canada and WAFFLE, Lindsay, Department of Geological Sciences & Geological Engineering, Queen's University, Kingston, ON K7L 3N6, Canada
    9:25 AM
    ROLE OF REACTIVATED BASEMENT FAULTS IN LOCALIZING DEFORMATION IN THE UPPER CRUST: INSIGHTS FROM CENTRIFUGE ANALOGUE MODELLING
    WAFFLE, Lindsay, Geological Sciences & Geological Engineering, Queen's University, Bruce Wing/Miller Hall, 36 Union St, Kingston, ON K7L3N6, Canada, GODIN, Laurent, Geological Sciences & Geological Engineering, Queen's University, Bruce Wing/Miller Hall, 36 Union Street, Kingston, ON K7L3N6, Canada and HARRIS, Lyal, Centre - Eau Terre Environnement, INRS, 490 Rue de la Couronne, Quebec, QC G1K9A9, Canada
    9:40 AM
    DUCTILE EXTRUSION, UNDERPLATING, AND OUT-OF-SEQUENCE THRUSTING WITHIN THE HIMALAYAN METAMORPHIC CORE , KANCHENJUNGA, NEPAL
    AMBROSE, Tyler K.1, LARSON, Kyle P.2, GUILMETTE, Carl3, COTTLE, John M.4, LEDERER, Graham5 and BUCKINGHAM, Heather1, (1)Earth and Environmental Sciences, University of British Columbia, Okanagan, Kelowna, BC V1V 1V7, Canada, (2)Earth, Environmental and Geographic Sciences, University of British Columbia, Okanagan, 3247 University Way, Kelowna, BC V1V 1V7, Canada, (3)Département de géologie et de génie géologique, Université Laval, 1065 avenue de la Médecine, Quebec, QC G1V 0A6, Canada, (4)Dept of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106-9630, (5)Department of Earth Science, University of California, Santa Barbara, CA 93106
    9:55 AM
    QUANTIFYING STRAIN DISTRIBUTION IN SHEAR ZONES USING CRYSTAL PREFERRED ORIENTATIONS
    WALLIS, David, Institute of Geophysics and Tectonics, University of Leeds, Leeds, LS2 9JT, United Kingdom, PHILLIPS, Richard J., Institute of Geophysics and Tectonics, University of Leeds, Leeds, LS2 9LT, United Kingdom and LLOYD, Geoffrey E., Institute of Geophysics and Tectonics, University of Leeds, LS2 9JT, United Kingdom
     
    10:10 AM
    Break
    10:25 AM
    STRAIN LOCALIZATION IN DEEP CONTINENTAL CRUST: EXAMPLES FROM AN EXHUMED SECTION IN THE WESTERN CANADIAN SHIELD
    MAHAN, Kevin H., Department of Geological Sciences, University of Colorado at Boulder, 2200 Colorado Ave, Boulder, CO 80309-0399, REGAN, Sean P., Department of Geosciences, University of Massachusetts, Amherst, 611 N Pleasant St, Amherst, MA 01003, ORLANDINI, Omero F., Geological Sciences, University of Colorado, Boulder, University of Colorado Boulder Geological Sciences UCB 399 2200 Colorado Ave, Boulder, CO 80309-0399, WILLIAMS, Michael L., Department of Geosciences, University of Massachusetts, Amherst, 611 North Pleasant Street, Amherst, MA 01003, DUMOND, Gregory, Geosciences, University of Arkansas, Fayetteville, AR 72701 and LESLIE, Shannon, National Snow and Ice Data Center, University of Colorado, Boulder, 2200 Colorado Ave, Boulder, CO 80309-0399
    10:45 AM
    RELATIONSHIPS BETWEEN REGIONAL METAMORPHISM AND TRANSPRESSION IN SHEAR ZONES OF THE ARCHEAN NORTH CARIBOU GREENSTONE BELT, NW SUPERIOR PROVINCE
    GAGNON, É.1, KALBFLEISCH, T.1, SCHNEIDER, D.1, HATTORI, K.1, BICZOK, J.2 and HABLER, G.3, (1)Department of Earth Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada, (2)Musselwhite Mine, Goldcorp Canada Ltd, Thunder Bay, ON P7B 6S8, Canada, (3)Department of Lithospheric Research, University of Vienna, Vienna, 1090, Austria
    11:00 AM
    TWO-STAGE DEFORMATION, AND TWO STYLES OF LOCALIZATION, IN A DEEP CRUSTAL NORMAL SENSE SHEAR ZONE: MOUNT HAY BLOCK, CENTRAL AUSTRALIA
    WATERS-TORMEY, Cheryl, Geosciences & Natural Resources, Western Carolina University, Cullowhee, NC 28723, ASHLEY, Kyle T., Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061 and TRACY, Robert, Department of Geosciences, Virginia Tech, 4044 Derring Hall, 1405 Perry Street, Blacksburg, VA 24061
    11:15 AM
    RHEOLOGICAL CONTRAST CONTROLLING THE DEVELOPMENT OF PAIRED SHEAR ZONES, FIORDLAND, NEW ZEALAND
    DACZKO, Nathan R., SMITH, James, PIAZOLO, Sandra and EVANS, Lynn, Earth & Planetary Sciences, Macquarie University, Sydney, 2109, Australia
    11:30 AM
    EXHUMATION OF HIGH-PRESSURE METAMORPHIC ROCKS IN GNEISS DOMES
    WHITNEY, Donna L., Earth Sciences, University of Minnesota, Minneapolis, MN 55455, TEYSSIER, Christian, Department of Earth Sciences, University of Minnesota, Minneapolis, MN 55455 and REY, Patrice F., EarthByte Research Group, School of Geosciences, The University of Sydney, Sydney, NSW 2006, Australia
     
    11:45 AM
    Discussion
    See more of: Technical Sessions