2010 GSA Denver Annual Meeting (31 October –3 November 2010)
Session No. 267 Wednesday, 3 November 2010
8:00 AM-6:00 PM, Colorado Convention Center: Hall D

T104. Garnet and Its Use in Unraveling Metamorphic and Tectonic Processes (Poster) (GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Structural Geology and Tectonics Division; Mineralogical Society of America)

Authors will be present from 2 to 4 PM, and 4:30 to 5:30 PM
 Paper #Booth #
267-1287PARTIAL MELTING, COUNTERCLOCKWISE P-T PATH, AND RAPID EXHUMATION ABOVE AN ANCIENT FLAT SLAB: INSIGHTS FROM THE SAN EMIGDIO SCHIST, SOUTHERN CALIFORNIA: CHAPMAN, Alan D., Department of Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721, adchapman@email.arizona.edu, LUFFI, Peter I., Department of Earth Science, Rice University, 6100 Main St, Houston, TX 77005, SALEEBY, Jason B., Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, MC 100-23, Pasadena, CA 91125, and PETERSEN, Sierra, Department of Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138
267-2288METHODOLOGY FOR DETAILED TRACE ELEMENT MAPPING OF GARNET BY LASER ABLATION ICP-MS: A LOOK AT UNRAVELING ZONING AND INCLUSIONS: KOENIG, Alan E., USGS, Denver Federal Center, MS 973, Denver, CO 80225, akoenig@usgs.gov
267-3289HOW WELL DOES ZONED GARNET PRESERVE PROGRADE METAMORPHIC CONDITIONS?: CADDICK, Mark J., Institute for Petrology and Geochemistry, ETH Zürich, Clausiusstrasse 25, CH-8092, Zürich, Switzerland, mark.caddick@erdw.ethz.ch, KONOPÁSEK, Jiří, Czech Geological Survey, Klárov 3, 118 21 Praha 1, Prague, Czech Republic, and THOMPSON, Alan B., Institute for Petrology and Geochemistry, ETH Zürich
267-4290EXTRACTING CHANGES IN METAMORPHIC CONDITIONS FROM COMPOSITIONAL ZONING, INCLUSION DISTRIBUTION PATTERNS, AND TEXTURAL CLUES IN GARNET PORPHYROBLASTS FROM GARNET HILL, NORTHWESTERN GEORGIA: HUNT, Lindsey Elise, Dept. of Geology & Geophysics, Texas A&M University, College Station, TX 77840, lehrocks@neo.tamu.edu, BERG, Christopher A., Department of Geosciences, University of West Georgia, 1601 Maple Street, Carrollton, GA 30118, and SKINNER, Tina M., Geosciences, University of West Georgia, Carrollton, GA 30118
267-5291INTRACRYSTALLINE DEFORMATION OF GARNET IN A QUARTZ MATRIX DURING HIGH-STRAIN SHEAR: GOODGE, John W. and BANDLI, Bryan R., Department of Geological Sciences, University of Minnesota, Duluth, MN 55812, jgoodge@d.umn.edu
267-6292GARNET PORPHYOBLASTS AS MARKERS FOR STRAIN PARTITIONING IN THE HANGING-WALL OF A MAJOR OUT-OF-SEQUENCE THRUST: ANDERSON, Mark W., School of Geography, Earth and Environmental Sciences, University of Plymouth, Drake Circus, Plymouth, PL4 8AA, United Kingdom, manderson@plymouth.ac.uk and STOKES, Alison, Experiential Learning Centre for Excellence in Teaching and Learning (CETL), University of Plymouth, 3-15 Endsleigh Place, Drake Circus, Plymouth, PL4 8AA, United Kingdom
267-7293PRECISE SM-ND AGES FROM LEACHED GARNET: EXAMPLES FROM THE NORTH CASCADES, WASHINGTON AND FIORDLAND, NEW ZEALAND: STOWELL, Harold, PARKER, Karen A., and GATEWOOD, Mathew, Department of Geological Sciences, Univ of Alabama, Box 870338, Tuscaloosa, AL 35487-0338, hstowell@geo.ua.edu
267-8294GEOCHRONOLOGY AND MID-TO LOWER CRUSTAL PARTIAL MELTING IN A CRETACEOUS MAGMATIC ARC, FIORDLAND, NEW ZEALAND: PARKER, Karen A.1, STOWELL, Harold H.2, and GATEWOOD, Matthew1, (1) Department of Geological Sciences, Univ of Alabama, Box 870338, Tuscaloosa, AL 35487-0338, karenodomparker@gmail.com, (2) Departnemt of Geological Sciences, The University of Alabama, 201 7th Ave., Bevill Building, Room 202, Tuscaloosa, AL 35487
267-9295WIDESPREAD OXYGEN ISOTOPE DISEQUILIBRIUM IN FRANCISCAN HIGH-GRADE BLOCKS: PINCUS, Maya R.1, PAGE, F. Zeb1, SPICUZZA, Michael J.2, and VALLEY, John W.2, (1) Department of Geology, Oberlin College, 52 West Lorain Street, Oberlin, OH 44074, maya.pincus@oberlin.edu, (2) Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706
267-10296THE TECTONIC RECORD PRESERVED IN GROWTH AND DIFFUSION ZONING PATTERNS IN GARNET FROM MIGMATITIC PELITES OF THE EAST HUMBOLDT RANGE, NEVADA: HALLETT, Benjamin W. and SPEAR, Frank S., Earth and Environmental Sciences, Rensselaer Polytechnic Institute, Jonsson-Rowland Science Center, 1W19, 110 8th Street, Troy, NY 12180, halleb3@rpi.edu
267-11297PRESSURE GRADIENTS IN GARNETS INDUCED BY DIFFUSION RELAXATION OF MAJOR ELEMENT ZONING: BAUMGARTNER, Lukas, Earth Sciences, University of Lausanne, Lausanne, CH-1015, Switzerland, Lukas.Baumgartner@unil.ch, FLOESS, David, Mineralogy and Geochemistry, University of Lausanne, Lausanne, CH-1015, Switzerland, PODLADTCHIKOV, Yuri, Physics of Geological Processes, University of Oslo, Oslo, 0316, Norway, and FOSTER, C.T. Jr, Dept. of Geosciences, University of Iowa, Iowa City, IA 52242
267-12298GARNET TEXTURES AND DIFFUSION OF BIVALENT CATIONS IN GARNETS IN POLYMETAMORPHIC BASEMENT ROCKS OF THE ADAMELLO CONTACT AUREOLE: FLOESS, David and BAUMGARTNER, Lukas, Earth Sciences, University of Lausanne, Lausanne, CH-1015, Switzerland, David.Floess@unil.ch
267-13299UNDERSTANDING PROGRADE METAMORPHIC PATHS BY COMBINING SM-ND AND LU-HF GEOCHRONOLOGY WITH GARNET REE ZONATIONS AND SIZE DISTRIBUTIONS: SKORA, Susanne, Department of Earth Sciences, University of Bristol, Wills Memorial Building, Queens Road, Bristol, BS8 1RJ, United Kingdom, BAUMGARTNER, Lukas, Earth Sciences, University of Lausanne, Lausanne, CH-1015, Switzerland, Lukas.Baumgartner@unil.ch, LAPEN, Thomas J., Geosciences, University of Houston, 312 Science and Research 1, University of Houston, Hosuton, TX 77204-5007, and JOHNSON, Clark M., Department of Geoscience, University of Wisconsin-Madison, NASA Astrobiology Institute, 1215 W. Dayton St, Madison, WI 53706

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