2009 Portland GSA Annual Meeting (18-21 October 2009)

Session No. 181
Tuesday, 20 October 2009: 9:00 AM-6:00 PM
Hall A (Oregon Convention Center)

T46. Linking Shallow to Deep Crustal Processes in Arc and Collisional Orogens (Posters)

GSA Structural Geology and Tectonics Division

Authors will be present from 4 to 6 PM.

 

Paper #
Booth #
1
240
THREE-DIMENSIONAL INVERSION OF THE EARTHSCOPE MAGNETOTELLURIC DATA USING THE INTEGRAL EQUATION METHOD
GREEN, Alisa Marie, Geology and Geophysics, University of Utah, 1016 Linden Ave, Salt Lake City, UT 84102, GRIBENKO, Alex, Geology and Geophysics, University of Utah, Salt Lake City, 84112 and ZHDANOV, Michael S., Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, alisamg@gmail.com, alisamg@gmail.com
2
241
OXYGEN ISOTOPE THERMOMETRY FROM PAMIR XENOLITHS: THE RECORD FROM SHALLOW TO DEEP
GORDON, Stacia1, VALLEY, J.W.2, SPICUZZA, M.J.2, HACKER, Bradley R.3 and KELEMEN, Peter4, (1)Department of Geological Sciences, University of Nevada, Reno, 1664 N. Virginia, MS 0172, Reno, NV 89557, (2)Geoscience, University of Wisconsin, 1215 West Dayton Street, Madison, WI 53706, (3)Earth Science, University of California, Santa Barbara, CA 93106, (4)Lamont Doherty Earth Observatory, Columbia University, Palisades, NY 10964, gordon@geol.ucsb.edu, gordon@geol.ucsb.edu
3
242
DEEP CRUSTAL XENOLITHS FROM THE GREAT FALLS TECTONIC ZONE, MONTANA: INVESTIGATING THE TIMING AND MECHANISMS OF HIGH-VELOCITY LOWER CRUST FORMATION
BARNHART, Katherine R.1, MAHAN, Kevin H.1, BLACKBURN, Terrence J.2 and BOWRING, Samuel A.2, (1)Geological Sciences, University of Colorado-Boulder, 2200 Colorado Ave, Boulder, CO 80309, (2)Dept. of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, katherine.barnhart@colorado.edu, katherine.barnhart@colorado.edu
4
243
A NATURALLY CONSTRAINED PROFILE OF THE STRENGTH OF THE MIDDLE CRUST NEAR THE BRITTLE-DUCTILE TRANSITION
BEHR, Whitney M., Department of Geological Sciences, Jackson School of Geoscience, UT Austin, 2275 Speedway Stop C9000, Austin, TX 78757 and PLATT, John P., Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Los Angeles, CA 90089, behr@utexas.edu, behr@utexas.edu
5
244
FEIRAN-SOLAF METAMORPHIC COMPLEX, SINAI: ITS RELATIONSHIP TO THE CORE COMPLEXES OF THE ARABIAN NUBIAN SHIELD
ABU-ALAM, Tamer S. and STÜWE, Kurt, Erdwissenschaften, Universität Graz (Universitätsplatz 2, A-8010 GRAZ, Austria, Graz, A-8010, Austria, tamer.abu-alam@uni-graz.at, tamer.abu-alam@uni-graz.at
6
245
ZIRCON AND APATITE (U-TH)/HE THERMOCHRONOLOGY AND LATE CENOZOIC EXHUMATION OF THE SHUSWAP METAMORPHIC CORE COMPLEX, BRITISH COLUMBIA
TORAMAN, Erkan1, TEYSSIER, Christian2, WHITNEY, Donna L.2, FAYON, Annia2 and REINERS, Peter W.3, (1)Earth Sciences, University of Minnesota, Minneapolis, MN 55455, (2)Geology & Geophysics, University of Minnesota, Minneapolis, MN 55455, (3)Department of Geosciences, University of Arizona, 1040 E. 4th St, Tucson, AZ 85721, toram002@umn.edu, toram002@umn.edu
7
246
CONTINENTAL ARCS IN 4D: THE ROLE OF SHEETED COMPLEXES IN VERTICALLY EVOLVING MAGMA PLUMBING SYSTEMS
IANNO, Adam J., Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, ZHS 117, Los Angeles, CA 90089-0740, BARTH, Andrew P., Earth Sciences, Indiana University-Purdue University Indianapolis, Indianapolis, IN 46202 and PATERSON, Scott R., Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Zumberge Hall of Science (ZHS), Los Angeles, CA 90089-0740, ianno@usc.edu, ianno@usc.edu
8
247
ACTIVE LOWER CRUSTAL FLOW BENEATH TIBET TRIGGERS SEISMOGENIC FAULTING
XU, Xiao, School of Geology and Geophysics, The University of Oklahoma, 100 East Boyd Street, Norman, OK 73019, xxu4@slu.edu, xxu4@slu.edu
9
248
FAULT GOUGE AGES FROM THE SOUTH-CENTRAL PYRENEES FOLD-AND-THRUST BELT – DEMONSTRATION OF IN-SEQUENCE THRUSTING AND THE GEOLOGICAL SIGNIFICANCE OF WALL-ROCK PROVENANCE AGES EXTRAPOLATED FROM GOUGE DATING
HAINES, Samuel H., Chevron Energy Technology Corporation, 1500 Louisiana Street, Room 28092, Houston, TX 77019 and VAN DER PLUIJM, Ben, Geological Sciences, University of Michigan, 2534 C. C. Little Building, 1100 North University Ave, Ann Arbor, MI 48109, SHaines@chevron.com, SHaines@chevron.com
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