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2003 Seattle Annual Meeting (November 2–5, 2003)

Session No. 241
Wednesday, 5 November 2003: 1:30 PM-5:30 PM

Structural Geology II: Deformation Processes

 

Donald M. Fisher, Steven J. Whitmeyer and Caleb W. Holyoke III, Chairs
Paper #
Start Time
1
1:30 PM
STRUCTURAL FABRIC OF THE PALISADES MONOCLINE: A STUDY OF POSITIVE INVERSION
OROFINO, James C.1, CHESTER, Judith S.1, FINN, Martin D.1, GRAFF, Mitchell C.1 and MCGUIRE, James B.2, (1)Center for Tectonophysics, Department of Geology and Geophysics, Texas A&M University, College Station, TX 77843, (2)Department of Geology, University of Texas at Austin, Austin, TX 78741, jco6560@neo.tamu.edu, jco6560@neo.tamu.edu
2
1:45 PM
RELATIONS BETWEEN FOLDING, FRACTURES, FLUIDS, AND STRATIGRAPHY IN THE MEXICAN SIERRA MADRE ORIENTAL
FISCHER, Mark P.1, HIGUERA-DIAZ, I. Camilo1, LEFTICARIU, Liliana1, PERRY, Eugene C.1 and EVANS, Mark A.2, (1)Department of Geology and Environmental Geosciences, Northern Illinois Univ, 406 Davis Hall, De Kalb, IL 60115-2854, (2)Geology and Planetary Science, Univ of Pittsburgh, 200 SRCC, Pittsburgh, PA 15260-3303, fischer@geol.niu.edu, fischer@geol.niu.edu
3
2:00 PM
SMALL-SCALE CURVATURES IN THRUST BELTS: LINKING SUB-DECOLLEMENT BASEMENT STRUCTURES WITH THIN-SKINNED
BAYONA, Germán, Univ. of Kentucky/Corporación Geológica ARES, A.A 51989, Bogotá, Colombia and THOMAS, William A., Department of Geological Sciences, Univ. of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053, gbayo2@uky.edu, gbayo2@uky.edu
4
2:15 PM
IMPLICATIONS OF THREE-DIMENSIONAL THRUST SURFACE GEOMETRY ON THRUST SHEET KINEMATICS: A STUDY ALONG THE MOINE THRUST, NW SCOTLAND
STRINE, Matthew and MITRA, Gautam, Earth and Environmental Science, Univ of Rochester, Hutchinson Hall/Dept EES/Rm 227, Rochester, NY 14627, matty@earth.rochester.edu, matty@earth.rochester.edu
5
2:30 PM
WHAT DOES THE GEOMETRY OF CONTRACTIONAL GROWTH STRATA TELL US ABOUT FOLDING?
CONNORS, Christopher D.1, POBLET, Josep2, WALKER, Kenneth1 and DEWHURST, Andrew1, (1)Department of Geology, Washington and Lee Univ, Lexington, VA 24450, (2)Departamento de Geología, Universidad de Oviedo, Oviedo, Spain, connorsc@wlu.edu, connorsc@wlu.edu
6
2:45 PM
ANISOTROPY AND THE RHEOLOGY OF AN ARC-CONTINENT COLLISION, TAIWAN
FISHER, Donald M.1, YEH, En-Chao1 and WILLETT, Sean2, (1)Department of Geosciences, Penn State Univ, University Park, PA 16802, (2)Department of Earth and Space Sciences, Univ of Washington, Seattle, WA 98195, fisher@geosc.psu.edu, fisher@geosc.psu.edu
 
3:00 PM
Break
7
3:15 PM
DEFORMATION ANALYSIS OF ACCRETED SEDIMENTS AT A MESOZOIC SUBDUCTION WEDGE, SOUTH ISLAND, NEW ZEALAND
RAHL, Jeffrey M.1, DECKERT, Hagen2, BRANDON, Mark3, RING, Uwe2 and MORTIMER, Nick4, (1)Dept of Geology and Geophysics, Yale Univ, PO Box 208109, New Haven, CT 06520-8109, (2)Institute for Geosciences, Johannes Gutenberg-Universität Mainz, Becherweg 21, Mainz, 55099, Germany, (3)Geology & Geophysics, Yale University, New Haven, CT 06520, (4)Institute of Geol and Nuclear Sciences, Private Bag 1930, Dunedin, New Zealand, jeffrey.rahl@yale.edu, jeffrey.rahl@yale.edu
8
3:30 PM
METAMORPHIC FOLIATION DEVELOPMENT IN LOW-GRADE SCHIST: QUARTZ AND WHITE MICA GRAIN-SHAPE DATA FROM THE OTAGO SCHIST, NEW ZEALAND
STALLARD, Aaron and SHELLEY, David, Department of Geological Sciences, Univ of Canterbury, Private Bag 4800, Christchurch, New Zealand, a.stallard@geol.canterbury.ac.nz, a.stallard@geol.canterbury.ac.nz
9
3:45 PM
STRESS, FLUID PRESSURE CYCLING, AND TRANSIENT DEEP EMBRITTLEMENT BENEATH THE SOUTHERN ALPS, NEW ZEALAND: INSIGHT FROM A PALEO-BRITTLE-DUCTILE TRANSITION ZONE
WIGHTMAN, Ruth H., School of Earth Sciences, Victoria Univ of Wellington, PO Box 600, Wellington, LITTLE, Timothy A., School of Earth Sciences, Victoria Univ of Wellington, P.O. Box 600, Wellington, 6000, New Zealand and BALDWIN, Suzanne L., Dept. of Earth Sciences, Syracuse Univ, Syracuse, NY 13244-1070, ruth.wightman@vuw.ac.nz, ruth.wightman@vuw.ac.nz
10
4:00 PM
PROCESSES OF STRAIN WEAKENING: COMPARING SYNDEFORMATIONAL REACTION AND WEAK PHASE INTERCONNECTION
HOLYOKE III, Caleb W., Department of Geological Sciences, Brown Univ, Box 1846, Providence, RI 02912 and TULLIS, Jan, Brown Univ, PO Box 1846, Providence, RI 02912-1846, Caleb_Holyoke_III@brown.edu, Caleb_Holyoke_III@brown.edu
11
4:15 PM
TEXTURAL DEVELOPMENT IN GRANITIC FAULT ROCKS OF THE RHINE GRABEN, WESTERN EUROPE: A XTG AND HRTEM STUDY
SCHLEICHER, Anja M.1, WARR, Laurence N.1 and VAN DER PLUIJM, Ben2, (1)Geologisch-Paläontologisches Institut, Ruprecht-Karls-Universität, INF 234, Heidelberg, D69120, Germany, (2)Geological Sciences, Univ of Michigan, 2534 C.C. Little Building, Ann Arbor, MI 48109-1063, Anja.Schleicher@urz.uni-heidelberg.de, Anja.Schleicher@urz.uni-heidelberg.de
12
4:30 PM
REACTION LOCALIZATION LEADS TO STRAIN LOCALIZATION AND SOFTENING IN REACTIVATED MYLONITIC ROCKS
WHITMEYER, Steven J.1, WINTSCH, Robert P.2 and SIMPSON, Carol1, (1)Boston Univ, 685 Commonwealth Ave, Boston, MA 02215-1406, (2)Department of Geological Sciences, Indiana Univ, 1001 East 10th Street, Bloomington, IN 47405, stevenw@bu.edu, stevenw@bu.edu
13
4:45 PM
THE ROLE OF FLUIDS IN THE MICROSTRUCTURAL EVOLUTION OF QUARTZ-RICH ROCKS DURING LOW TEMPERATURE, FAULT-RELATED DEFORMATION
ONASCH, Charles, Dept. of Geology, Bowling Green St. Univ, Bowling Green, OH 43403, DUNNE, William, Dept. of Earth & Planetary Sci, Univ. Tennessee, Knoxville, TN 37996, HARRISON, Michael, Dept. of Earth Sciences, Tennessee Technological Univ, Box 5062, Cookeville, TN 38505-0001 and NICKELSEN, Richard, Dept. of Geology, Bucknell Univ, Lewisburg, PA 17837, conasch@bgnet.bgsu.edu, conasch@bgnet.bgsu.edu
14
5:00 PM
CUMULATIVE DEFORMATION IN MULTIPLY DEFORMED ROCKS AND ITS SIGNIFICANCE FOR REGIONAL TECTONIC INTERPRETATION
LEBIT, Hermann, Department of Geology, Univ of Louisiana, Box 43290, Lafayette, LA 70504, LUNEBURG, Catalina, Department of Geosciences, State Univ of West Georgia, Carrollton, GA 30118 and WEGER, Matthias, Department of Geo- and Environmental Sciences, Univ Munich, Luisenstrasse 37, Munich, D-80333, geohdl@panther.gsu.edu, geohdl@panther.gsu.edu
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