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Session No. 24
Sunday, 31 October 2010: 8:00 AM-12:00 PM
Lobby F (Colorado Convention Center)

T148. Orogeny: Relating Rigid Plates to Diffuse Lithospheric Deformation I

GSA Structural Geology and Tectonics Division; GSA Geophysics Division

 

Craig H. Jones, David M. Whipp Jr, Basil Tikoff, Gregory A. Houseman and Ian W.D. Dalziel, Advocates
Paper #
Start Time
1
8:00 AM
CONTROLS ON SUBDUCTION DIP ANGLES AND THEIR EFFECTS on DEFORMATION IN THE OVERRIDING PLATE
HARIG, Christopher, Department of Geological Sciences, University of Colorado, 2200 Colorado Ave, Boulder, CO 80305, ZHONG, Shijie, Department of Physics, University of Colorado, Department of Physics, University of Colorado, Boulder, CO 80309 and JONES, Craig H., Dept. of Geological Sciences & CIRES, University of Colorado - Boulder, CB 399, Boulder, CO 80309-0399, chris.harig@gmail.com, chris.harig@gmail.com
2
8:15 AM
FOCUSING OF PLIOCENE AND YOUNGER DEFORMATION IN THE COOK INLET BASIN, ALASKA, CAUSED BY MANTLE DYNAMICS RELATED TO SUBDUCTION AND COLLISION OF THE YAKUTAT MICROPLATE
HAEUSSLER, Peter J., U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508 and SALTUS, Richard W., MS 964, US Geological Survey, Federal Center, Box 25046, Denver, CO 80225-0046, pheuslr@usgs.gov, pheuslr@usgs.gov
3
8:30 AM
X-RAY MICROTOMOGRAPHY AS A FAST NEW TECHNIQUE FOR MEASURING 3D STRAINS: AN APPLICATION TO THE DEFORMATIONAL HISTORY OF A LARGE EXPOSED SUBDUCTION COMPLEX IN THE OLYMPIC MOUNTAINS OF WASHINGTON STATE
THISSEN, Christopher J., Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06520, BRANDON, Mark T., Geology and Geophysics, Yale University, New Haven, CT 06520-8109 and RIVERS, Mark L., CARS, University of Chicago, Argonne National Laboratory, 9700 South Cass Ave, Argonne, IL 60439, cthissen@gmail.com, cthissen@gmail.com
4
8:45 AM
ANALYSIS OF FOREARC MORPHOLOGY AND STRUCTURE ALONG ACCRETIONARY AND EROSIVE CONVERGENT MARGINS IN THE CONTEXT OF COULOMB WEDGE MECHANICS
FISHER, Donald M., Department of Geosciences, Pennsylvania State University, University Park, PA 16802, dmf6@psu.edu, dmf6@psu.edu
5
9:00 AM
LITHOSPHERIC STRUCTURE OF TAIWAN FROM SEISMICITY AND CRUSTAL TOMOGRAPHY
CARENA, Sara1, SUPPE, John2 and WU, Yih-Min2, (1)Department of Earth and Environmental Sciences, University of Munich, Luisenstrasse 37, Munich, 80333, Germany, (2)Department of Geosciences, National Taiwan University, No. 1, Sec. 4, Roosevelt Road, P.O. Box 13-318, Taipei, 10617, Taiwan, scarena@iaag.geo.uni-muenchen.de, scarena@iaag.geo.uni-muenchen.de
6
9:15 AM
MOBILIZING THE CORE OF CENTRAL RANGE IN TAIWAN OROGENY
WU, Francis1, LAVIER, L.2, KUO-CHEN, Hao1 and BERTRAND, Edward3, (1)Department of Geological Sciences, State University of New York, Vestal Parkway East, Binghamton, NY 13902-6000, (2)Institute for Geophysics- Jackson School of Geosciences, University of Texas at Austin, Pickle Research Campus, 10100 Burnet Rd. (Bldg 196), Austin, TX 78758-4445, (3)GNS Science, Institute of Nuclear Science, P.O. Box 30368, Lower Hutt, Wellington, 5040, New Zealand, wu@binghamton.edu, wu@binghamton.edu
7
9:30 AM
MOBILIZING THE CORE OF CENTRAL RANGE IN TAIWAN OROGENY - GEODYNAMICS
LAVIER, L.1, WU, Francis2, KUO-CHEN, Hao2 and OKAYA, David3, (1)Institute for Geophysics- Jackson School of Geosciences, University of Texas at Austin, Pickle Research Campus, 10100 Burnet Rd. (Bldg 196), Austin, TX 78758-4445, (2)Department of Geological Sciences, State University of New York, Vestal Parkway East, Binghamton, NY 13902-6000, (3)Dept. Earth Sciences, University of Southern California, Los Angeles, CA 90089-0740, luc@ig.utexas.edu, luc@ig.utexas.edu
 
9:45 AM
Break
8
10:00 AM
COEVAL CONTRACTION AND EXTENSION DURING GROWTH AND COLLAPSE OF OROGENIC PLATEAUX
TEYSSIER, Christian1, REY, Patrice F.2 and WHITNEY, Donna L.1, (1)Geology & Geophysics, University of Minnesota, Minneapolis, MN 55455, (2)Earthbyte Research Group, School of Geosciences, University of Sydney, Sydney, NSW2006, Australia, teyssier@umn.edu, teyssier@umn.edu
9
10:20 AM
THE ROLE OF THE DENALI FAULT IN LOCALIZING EXHUMATION IN THE ALASKA RANGE
ROESKE, Sarah M.1, JADAMEC, Margarete A.2, BENOWITZ, Jeff3, BILLEN, Magali I.1, FITZGERALD, Paul G.4, LAYER, Paul W.5 and PERRY, Stephanie E.6, (1)Geology Department, University of California, Davis, One Shields Avenue, Davis, CA 95616, (2)Department of Geological Sciences, Brown University, Providence, RI 02912, (3)Geology and Geophysics, University of Alaska Fairbanks, P.O. Box 755780, Fairbanks, AK 99775, (4)Department of Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244, (5)Geophysical Institute and Geochronology Laboratory, Univ. of Alaska Fairbanks, Fairbanks, AK 99775, (6)Earth Sciences, Syracuse University, Syracuse, NY 13444, smroeske@ucdavis.edu, smroeske@ucdavis.edu
10
10:35 AM
INTERACTION OF THE APPALACHIAN-OUACHITA OROGEN WITH THE PRE-OROGENIC IAPETAN RIFTED PLATE MARGIN OF LAURENTIA
THOMAS, William A., Geological Survey of Alabama, 420 Hackberry Lane, P. O. Box 869999, Tuscaloosa, AL 35486-6999, geowat@uky.edu, geowat@uky.edu
11
10:50 AM
DEVIATORIC STRESS VS. STRENGTH IN CONTINENTAL DEFORMATION, WITH EXAMPLES FROM THE WESTERN U.S
JONES, Craig H., Dept. of Geological Sciences & CIRES, University of Colorado - Boulder, CB 399, Boulder, CO 80309-0399, cjones@cires.colorado.edu, cjones@cires.colorado.edu
12
11:05 AM
TESTING TECTONIC MODELS OF THE WYOMING LARAMIDE FORELAND: INTEGRATED STRUCTURAL, AMS, AND PALEOMAGNETIC ANALYSIS OF THE TRIASSIC CHUGWATER GROUP
YONKEE, Adolph, Department of Geosciences, Weber State University, 2507 University Circle, Ogden, UT 84408 and WEIL, Arlo, Department of Geology, Bryn Mawr College, Bryn Mawr, PA 19010, ayonkee@weber.edu, ayonkee@weber.edu
13
11:20 AM
LAYER PARALLEL SHORTENING ACROSS THE CORDILLERA OF WYOMING: SPATIAL AND TEMPORAL VARIABILITY DURING THE SEVIER AND LARAMIDE OROGENIES
WEIL, Arlo Brandon, Department of Geology, Bryn Mawr College, Bryn Mawr, PA 19010 and YONKEE, Adolph, Department of Geosciences, Weber State University, 2507 University Circle, Ogden, UT 84408, aweil@brynmawr.edu, aweil@brynmawr.edu
 
11:35 AM
Discussion
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