T173. Deformation Processes in Lithospheric High-Strain Zones II

Session No. 133
Monday, 5 November 2012: 1:30 PM-5:30 PM
208A (Charlotte Convention Center)

T173. Deformation Processes in Lithospheric High-Strain Zones II

GSA Structural Geology and Tectonics Division; GSA Geophysics Division

 

Micah Jessup, Christopher Bailey and Dazhi Jiang, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1
1:40 PM
THREE DIMENSIONAL EVOLUTION OF A LOWER CRUSTAL SHEAR ZONE DURING LITHOSPHERIC EXTENSION AND THE COLLAPSE OF ARC CRUST, FIORDLAND, NEW ZEALAND (Invited Presentation)
KLEPEIS, Keith A.1, INGRAM, Michael1, MACLEOD, Douglas1, WEBBER, Jeffrey1 and STOWELL, Harold H.2, (1)Geology, University of Vermont, Trinity Campus, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405, (2)Department of Geological Sciences, University of Alabama, Tuscaloosa, AL 35487, Keith.Klepeis@uvm.edu, Keith.Klepeis@uvm.edu
2
2:00 PM
DECOUPLING ALONG A HIGH STRAIN ZONE DURING THE TECTONIC INVERSION OF A BACK-ARC BASIN AND FORMATION OF THE PATAGONIAN ANDES, CHILE
BETKA, Paul, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78722, MOSHER, Sharon, Department of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, 1 University Station C1100, Austin, TX 78712-0254 and KLEPEIS, Keith A., Geology, University of Vermont, Trinity Campus, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405, pmbetka@utexas.edu, pmbetka@utexas.edu
3
2:15 PM
EMPLACEMENT AND DEFORMATION OF PLUTONS ALONG A SHEAR ZONE, THE CASE OF THE MIOCENE SUITE OF COASTAL CHIAPAS
MOLINA GARZA, Roberto, Centro de Geociencias, UNAM, -Campus Juriquilla, Queretaro, Queretaro, 76230, Mexico, GEISSMAN, J.W., Department of Geosciences, ROC 21, University of Texas at Dallas, 800 West Campbell Road, Richardson, TX 75080, WAWRZYNIEC, Timothy F., Department of Natural and Environmental Sciences, Western State Colorado University, 31C Hurst Hall, Gunnison, CO 81231 and IRIONDO, Alexander, Centro de Geociencias, Universidad Nacional Autonoma de Mexico, Boulevard Juriquilla 3001, Juriquilla, 76230, Mexico, rmolina@geociencias.unam.mx, rmolina@geociencias.unam.mx
4
2:30 PM
MAGMATIC THROUGH MYLONITIC FABRIC DEVELOPMENT IN THE BELLA COOLA AREA OF THE CENTRAL COAST PLUTONIC COMPLEX, BRITISH COLUMBIA, CANADA
PIGNOTTA, Geoffrey, Department of Geology, University of Wisconsin - Eau Claire, 105 Garfield Ave, Eau Claire, WI 54702 and NUSHART, Nathan, Department of Geology, University of South Florida, 4202 East Fowler Ave, SCA 528, Tampa, FL 33620, pignotgs@uwec.edu, pignotgs@uwec.edu
5
2:45 PM
DECIPHERING THE AGE AND SIGNIFICANCE OF LOWER CRUSTAL HIGH STRAIN ZONES: A CASE STUDY FROM THE CORA LAKE SHEAR ZONE, ATHABASCA GRANULITE TERRANE, SASKATCHEWAN
REGAN, Sean P., Department of Geosciences, University of Massachusetts, Amherst, 611 N Pleasant St, Amherst, MA 01003, WILLIAMS, Michael L., Department of Geosciences, University of Massachusetts, Amherst, 611 North Pleasant Street, Amherst, MA 01003, MAHAN, Kevin H., Department of Geological Sciences, University of Colorado at Boulder, 2200 Colorado Ave, Boulder, CO 80309, HOLLAND, Mark Edward, Department of Earth and Planetary Sciences, University of New Mexico, 221 Yale Blvd NE, Albuquerque, NM 87131, LESLIE, S., Geological Sciences, University of Colorado, Boulder, 2200 Colorado Ave, Boulder, CO 80309-0399 and JERCINOVIC, Michael J., Department of Geosciences, Univ of Massachusetts, Amherst, MA 01003, sregan@geo.umass.edu, sregan@geo.umass.edu
 
3:00 PM
Break
6
3:15 PM
DISTRIBUTION AND TECTONIC SIGNIFICANCE OF PALEOZOIC FAULTS AND HIGH-STRAIN ZONES OF THE BLUE RIDGE, SOUTHERN VIRGINIA AND NORTHWESTERN NORTH CAROLINA
SOUTHWORTH, Scott1, MERSCHAT, Arthur1, TOLLO, Richard P.2, ALEINIKOFF, John N.3, STOKES, Rebecca4, SATKOSKI, Aaron M.5 and RANKIN, Douglas W.1, (1)U.S. Geological Survey, MS 926A National Center, Reston, VA 20192-0001, (2)Geological Sciences Program, George Washington Univ, Washington, DC 20052, (3)U.S. Geological Survey, MS 963, Denver, CO 80225, (4)Geosciences, Indiana University, 1001 E 10th Street, Bloomington, IN 47401, (5)Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244-1070, ssouthwo@usgs.gov, ssouthwo@usgs.gov
7
3:30 PM
UNIQUE LITHOLOGY PERMITS TRACING SHEAR ZONE IN POORLY EXPOSED GOOCHLAND TERRANE ANORTHOSITE, VA
FARRAR, Stewart S., Geosciences, Eastern Kentucky University, 103 Roark, Richmond, KY 40475, stewart.farrar@eku.edu, stewart.farrar@eku.edu
8
3:45 PM
FORMATION OF ULTRA-PHYLLONITE WITHIN THE MID-ATLANTIC PIEDMONT TRANSCURRENT DUPLEX
VALENTINO, David W., Department of Atmospheric and Geological Sciences, State University of New York at Oswego, Oswego, NY 13126 and CHIARENZELLI, Jeffrey R., Department of Geology, St. Lawrence University, Canton, NY 13617, david.valentino@oswego.edu, david.valentino@oswego.edu
9
4:00 PM
TRANSPRESSION, EXTRUSION, AND LATERAL ESCAPE IN SOUTHERN NEW ENGLAND AND SCALE-DEPENDENT RESPONSE OF STRAIN PARTITIONING
MASSEY, Matthew A., Department of Geology, Marshall University, Huntington, WV 25755, mamass1@uky.edu, mamass1@uky.edu
10
4:15 PM
DETAILED STRUCTURAL ANALYSIS OF THE DIANA COMPLEX IN CARTHAGE-COLTON MYLONITE ZONE, NEW YORK: IDENTIFICATION OF THE ADIRONDACK HIGHLANDS-LOWLANDS BOUNDARY
BAIRD, Graham B., Earth & Atmospheric Sciences, University of Northern Colorado, Campus Box 100, Greeley, CO 80639, Graham.Baird@unco.edu, Graham.Baird@unco.edu
 
4:30 PM
Discussion
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