2015 GSA Annual Meeting in Baltimore, Maryland, USA (1-4 November 2015)

Session No. 167
Monday, 2 November 2015: 1:30 PM-5:30 PM
Room 317 (Baltimore Convention Center)

T166. Metamorphic Petrology: New Approaches and Outcomes

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Mineralogical Society of America; Mineralogical Association of Canada
David R.M. Pattison, Matthew J. Kohn, Frank S. Spear and Bernardo Cesare, Session Chairs
Paper #
Start Time
1:30 PM
STABILITY FIELD OF ALLANITE AND MONAZITE IN THE BARROVIAN-TYPE METAPELITES OF THE MIYAR VALLEY (SE ZANSKAR): IMPLICATIONS FOR PETROCHRONOLOGY
ROBYR, Martin, Institute of Earth Sciences, University of Lausanne, Géopolis, Lausanne, 1015, Switzerland and GOSWAMI-BANERJEE, Sriparna, Institute of Geology, University of Bern, Baltzerstrasse 3, Bern, 3012, Switzerland, martin.robyr@unil.ch
1:45 PM
CHLORINE CONTENT IN BIOTITE OF THE TORRES DEL PAINE AND WESTERN ADAMELLO CONTACT AUREOLES: A PROGRADE OR RETROGRADE SIGNAL?
SIRON, Guillaume, Institute of Earth Sciences, University of Lausanne, Géopolis building, office 3245, Lausanne, 1020, Switzerland, BAUMGARTNER, Lukas, Institute of Earth Sciences, University of Lausanne, Lausanne, CH-1015, Switzerland and BODNER, Robert, Earth Sciences, University of Lausanne, Lausanne, CH-1015, Switzerland, Guillaume.siron@unil.ch
2:00 PM
MECHANISM OF STABLE ISOTOPE EXCHANGE IN HYDROTHERMAL OLIVINE-CALCITE VEINS, BERGELL, ITALY: PERSPECTIVES BASED ON OXYGEN ISOTOPE SIMS ANALYSIS
BAUMGARTNER, Lukas1, SIRON, Guillaume2, BOUVIER, Anne-Sophie1, PUTLITZ, Benita1, VENNEMANN, Torsten3 and BEGUE, Florence4, (1)Institute of Earth Sciences, University of Lausanne, Lausanne, CH-1015, Switzerland, (2)Institute of Earth Sciences, University of Lausanne, Géopolis building, office 3245, Lausanne, 1020, Switzerland, (3)Institute of Earth Surface Dynamics, University of Lausanne, Geopolis - CH-1015 Lausanne - Suisse, Lausanne, 1015, Switzerland, (4)Geological Sciences, University of Canterbury, 403 von Haast, Christchurch, 8140, New Zealand, Lukas.Baumgartner@unil.ch
2:15 PM
REAL-TIME MONITORING OF REACTION RATE AND CHEMISTRY OF INCIPIENT SERPENTINIZATION OF OCEANIC LITHOSPHERE
LAMADRID, Hector M.1, BODNAR, R.J.1, RIMSTIDT, J. Donald1, SCHWARZENBACH, Esther M.2, SUBLETT, D. Matthew1 and DOLOCAN, Andrei3, (1)Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, (2)Institute of Geological Sciences, Freie Universität Berlin, Malteserstrasse 74-100, Raum N20, Berlin, 12249, Germany, (3)Texas Materials Institute, University of Texas at Austin, 102 East 24th Street, A5500, Austin, TX 78712, lamadrid@vt.edu
2:30 PM
PROGRESSIVE DEPROTONATION OF STAUROLITE DURING METAMORPHISM AND ANATEXIS: NANOSIMS, TEM AND EXPERIMENTAL CONSTRAINTS
CESARE, Bernardo1, SCHMIDT, Max W.2, REMUSAT, Laurent3, VITI, Cecilia4, MUGNAIOLI, Enrico4, ACOSTA-VIGIL, Antonio5, BARICH, Amel5, BARTOLI, Omar1 and POLI, Stefano6, (1)Department of Geosciences, University of Padova, Padova, 35131, Italy, (2)ETH, Zürich, 8092, Switzerland, (3)IMPMC, UMR CNRS 7590, Sorbonne Université, UPMC, IRD and MNHN, Paris, 75005, France, (4)Department odf Physical Sciences, Earth and Environment, Univ. Siena, Siena, 53100, Italy, (5)Instituto Andaluz de Ciencias de la Tierra, Consejo Superior de Investigaciones Científicas, Universidad de Granada, Granada, 18100, Spain, (6)Department of Earth Sciences, University of Milan, Milan, 20133, Italy, bernardo.cesare@unipd.it
2:45 PM
LOCAL CONTROL OF REACTION AFFINITY IN ROCKS WITH PORPHYROBLASTS
FOSTER Jr., C.T., Dept. of Earth & Environmental Sciences, University of Iowa, Iowa City, IA 52242, tom-foster@uiowa.edu
3:00 PM
CHALLENGES IN PHASE DIAGRAM MODELING, FOCUSING ON METAPELITES
PATTISON, David R.M., Department of Geoscience, University of Calgary, 2500 University Drive NW, Calgary, AB T2N 1N4, Canada, pattison@ucalgary.ca
 
3:15 PM
Break
3:30 PM
IT'S A MAD, MAD, MMAD WORLD
SPEAR, Frank S., Earth and Environmental Sciences, Rensselaer Polytechnic Institute, 110 8th Street, Troy, NY 12180, PATTISON, David R.M., Department of Geoscience, University of Calgary, 2500 University Drive NW, Calgary, AB T2N 1N4, Canada and CHENEY, John T., Department of Geology, Amherst College, Amherst, MA 01002, spearf@rpi.edu
3:45 PM
ENHANCED NUMERICAL SIMULATION OF CRYSTALLIZATION USING NEW CONSTRAINTS FROM GARNET CHEMICAL ZONING
KELLY, Eric D. and KETCHAM, Richard A., Dept. of Geological Sciences, Jackson School of Geosciences, The University of Texas, Austin, TX 78712, Eric.Kelly@utexas.edu
4:00 PM
PUTTING THE BRAKES ON GEOSPEEDOMETRY – WHY SIMPLE DIFFUSION PROFILES YIELD MAXIMUM COOLING RATES
KOHN, Matthew J., Dept. of Geosciences, Boise State University, 1910 University Dr, Boise, ID 83725, PENNISTON-DORLAND, Sarah, Department of Geology, University of Maryland, College Park, MD 20742 and KETCHAM, Richard A., Dept. of Geological Sciences, Jackson School of Geosciences, The University of Texas, Austin, TX 78712, mattkohn@boisestate.edu
4:15 PM
GRAIN-SCALE PRESSURE VARIATIONS: FEASIBILITY, THEORY AND APPLICATIONS
MOULAS, Evangelos, TAJCMANOVA, Lucie and VRIJMOED, Johannes, Department of Earth Sciences, ETH Zurich, Sonneggstrasse 5, Zurich, 8092, Switzerland, evangelos.moulas@erdw.ethz.ch
4:30 PM
GARNET GROWTH, RESORPTION, AND COMPOSITIONAL ZONING AS RECORDS OF COLLISIONAL EVENTS: SALMON RIVER SUTURE ZONE, IDAHO
BOLLEN, Elizabeth M., Geology, University of Alabama, Tuscaloosa, AL 35487, STOWELL, Harold H., Department of Geological Sciences, University of Alabama, BOX 870338, Tuscaloosa, AL 35487 and MCKAY, Matthew P., Geological Survey of Alabama, 420 Hackberry Lane, Tuscaloosa, AL 35401, embollen@crimson.ua.edu
4:45 PM
METAMORPHIC PETROLOGY AND THE “NEVADAPLANO”
HOILAND, Carl W.1, MILLER, Elizabeth L.1, COBLE, Matthew A.1 and WILLIAMS, Quentin2, (1)Department of Geological Sciences, Stanford University, Stanford, CA 94305, (2)Department of Earth and Planetary Sciences, University of California Santa Cruz, Santa Cruz, CA 95064, hoiland@stanford.edu
5:00 PM
PRESSURE-TEMPERATURE AND TEMPORAL CONSTRAINTS ON REGIONAL METAMORPHISM NEAR BIG THOMPSON CANYON, COLORADO, USA
ALLAZ, Julien M.1, PRITEKEL, Cameron1, CONDIT, Cailey B.1, RATTANASITH, Diana2, MAHAN, Kevin H.1, KELLY, Nigel M.1 and BAIRD, Graham B.3, (1)Department of Geological Sciences, University of Colorado at Boulder, 2200 Colorado Ave, Boulder, CO 80309-0399, (2)Dept. of Earth and Planetary Sciences, University of California-Santa Cruz, 1156 High Street, Santa Cruz, CA 95064, (3)Earth and Atmospheric Sciences, University of Northern Colorado, Campus Box 100, Greeley, CO 80639, julien.allaz@colorado.edu
5:15 PM
DECODING MULTIPLE HIGH-TEMPERATURE METAMORPHIC EVENTS USING PHASE EQUILIBRIA MODELLING, LU–HF GARNET GEOCHRONOLOGY AND IN SITU U–PB MONAZITE GEOCHRONOLOGY
YAKYMCHUK, Chris, Department of Earth and Environmental Sciences, University of Waterloo, 200 University Ave. W, Waterloo, ON N2L 3G1, Canada, BROWN, Michael, Laboratory for Crustal Petrology, Department of Geology, University of Maryland, College Park, MD 20742, KORHONEN, Fawna J., Geological Survey of Western Australia, 100 Plain St, East Perth WA, 6004, Australia and SIDDOWAY, Christine S., Geology Department, Colorado College, 14 E. Cache La Poudre St, Colorado Springs, CO 80903, cyakymchuk@uwaterloo.ca
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