102nd Annual Meeting of the Cordilleran Section, GSA, 81st Annual Meeting of the Pacific Section, AAPG, and the Western Regional Meeting of the Alaska Section, SPE (8–10 May 2006)

Session No. 31
Wednesday, 10 May 2006: 8:00 AM-11:20 AM

GSA: Tectonics and Structural Geology—From Ductile to Brittle

 

Terry Pavlis and John Platt, Chairs
Paper #
Start Time
1
8:00 AM
IMPLICATIONS FOR CENOZOIC EXHUMATION OF THE CENTRAL ANDEAN PLATEAU BASED ON THERMOCHRONOLOGY, GEOCHRONOLOGY AND UPPER CRUSTAL STRUCTURE OF THE CORDILLERA REAL, BOLIVIA
GILLIS, Robert J., Department of Earth and Space Sciences, University of California, Los Angeles, 595 Charles Young Drive East, Los Angeles, AL 90095-1567, HORTON, Brian K., Department of Earth and Space Sciences, University of California, Los Angeles, 595 Charles Young Drive East, Box 951567, Los Angeles, CA 90095-1567 and GROVE, Marty, Dept. of Earth and Space Sciences, Univ. of California, Los Angeles, CA 90095-1567, robert.j.gillis@conocophillips.com, robert.j.gillis@conocophillips.com
2
8:20 AM
FOLIATION TRANSPOSITION AND VORTICITY IN A LATE PALEOZOIC OROGEN-PARALLEL SHEAR ZONE IN THE SOUTHERN APPALACHIAN MOUNTAINS
BOBYARCHICK, Andy R., Geography and Earth Sciences, UNC Charlotte, 9201 University City Blvd, Charlotte, NC 28223, arbobyar@email.uncc.edu, arbobyar@email.uncc.edu
3
8:40 AM
MAPPING AND KINEMATIC ANALYSIS OF THE SIERRA EL COBRE: A NEW LOCALITY OF METAMORPHIC CORE COMPLEX(?) IN NORTHWEST SONORA, MEXICO
RODRIGUEZ-CASTAÑEDA, Jose Luis1, GARCÍA Y BARRAGÁN, Juan Carlos1, ARELLANO-GONZÁLEZ, Luis Carlos2, GUTIÉRREZ-CORONADO, Manuel Alejandro3 and MEDINA-SALAZAR, Jesús Oswaldo4, (1)Instituto de Geología, UNAM, Aptdo Postal 1039, Hermosillo, 83000, Mexico, (2)Geociencias, Centro de Estudios Superiores del Estado de Sonora, Ley Federal del Trabajo, Hermosillo, 83148, Mexico, (3)Programa de Posgrado en ciencias de la Tierra, Universidad Nacional Autónoma de México, Hermosillo, 83240, Mexico, (4)Geociencias, Centro de Estudios Superiores del Estado de Sonora, Ley Federal del Trabajo, Hermosillo, 83148, jlrod@servidor.unam.mx, jlrod@servidor.unam.mx
4
9:00 AM
THE SAN ANDREAS TRANSFORM AS A LITHOSPHERIC SHEAR ZONE
PLATT, John, Department of Earth Sciences, University of Southern California, 3651 Trousdale Parkway, Los Angeles, CA 90089-0740, john.platt@usc.edu, john.platt@usc.edu
5
9:20 AM
EVOLUTION OF A MID-CRUSTAL STRIKE-SLIP SYSTEM DURING PROGRADE METAMORPHISM: THE CHUGACH METAMORPHIC COMPLEX, EASTERN CHUGACH MOUNTAINS, ALASKA
PAVLIS, Terry L.1, DAY, Erik2 and O'DRISCOLL, Leland J.1, (1)Geology and Geophysics, Univ New Orleans, 2000 Lakeshore Dr, New Orleans, LA 70148-0001, (2)Dept. Geology and Geophysics, Univ of New Orleans, New Orleans, LA 70148, tpavlis@uno.edu, tpavlis@uno.edu
6
9:40 AM
THE IMPACT OF STRAIN RATE ON FOLDING AND BOUDINAGE UNDER PLANE STRAIN: RESULTS FROM ANALOGUE MODELLING
ENAMA MENGONG, Mathurin and ZULAUF, Gernold, Institut fuer Geowissenschaften - Facheinheit Geologie, Johann Wolfgang Goethe-Universitaet Frankfurt am Main, Senckenberganlage 32-34, Frankfurt am Main, D-60054, Germany, M.Enama-Mengong@em.uni-frankfurt.de, M.Enama-Mengong@em.uni-frankfurt.de
 
10:00 AM
Break
7
10:20 AM
CENOZOIC EVOLUTION OF THE 3-D STRAIN FIELD IN THE RIVER MOUNTAINS OF SOUTHERN NEVADA: IMPLICATIONS FOR THE IMPORTANCE OF ORTHORHOMBIC FAULTS IN RAPIDLY EXTENDING TERRAINS
RITTASE, William Michael and TAYLOR, Wanda, Department of Geoscience, University of Nevada, Las Vegas, 4505 Maryland Parkway, 89154-4010, Las Vegas, NV 89154-4010, rittasew@unlv.nevada.edu, rittasew@unlv.nevada.edu
8
10:40 AM
CENOZOIC EXTENSION AND STRUCTURAL CONTROLS OF GEOTHERMAL SYSTEMS IN THE HOT SPRINGS MOUNTAINS, WESTERN NEVADA
FAULDS, James E.1, GARSIDE, Larry1, OPPLIGER, Gary2 and PERKINS, Michael3, (1)Nevada Bureau of Mines and Geology, University of Nevada, Reno, NV 89557, (2)Department of Geological Sciences, University of Nevada, Reno, NV 89557, (3)Department of Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, jfaulds@unr.edu, jfaulds@unr.edu
9
11:00 AM
CENOZOIC STRUCTURAL AND THERMAL HISTORY OF PART OF THE WESTERN MARGIN OF THE HUMBOLDT RANGE, NEVADA: PRELIMINARY INTERPRETATIONS
SCHWEICKERT, R.A.1, AREHART, G.B.1, DONELICK, R.A.2 and VIKRE, P.3, (1)Geol. Sci, Univ of Nevada, Reno, NV 89557, (2)Apatite to Zircon, Inc, Viola, ID 83872, (3)U.S. Geological Survey, Reno Field Office, University of Nevada, Reno, NV 89557, richschw@unr.edu, richschw@unr.edu
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