2009 Portland GSA Annual Meeting (18-21 October 2009)

Session No. 85
Monday, 19 October 2009: 8:00 AM-12:00 PM
E143/144 (Oregon Convention Center)

T82. Advances in Understanding Metamorphic Processes: Nanoscale to Nappes I

Mineralogical Society of America

 

C.T. Foster Jr, Frank Spear and John Bowman, Advocates
Paper #
Start Time
1
8:00 AM
NUCLEATION OF GARNET PORPHYROBLASTS
CARLSON, William D., Department of Geological Sciences, University of Texas at Austin, 1 University Station C1100, Austin, TX 78712, wcarlson@mail.utexas.edu, wcarlson@mail.utexas.edu
2
8:20 AM
INITIAL ESTIMATE FOR GARNET NUCLEATION RATE AT TOWNSHEND DAM, VT
WRIGHT, Jennifer B.1, HIRSCH, David M.1 and BAXTER, Ethan F.2, (1)Geology, Western Washington University, 516 High St, Bellingham, WA 98225, (2)Earth Sciences, Boston University, 685 Commonwealth Ave, Boston, MA 02215, jenbwright@gmail.com, jenbwright@gmail.com
3
8:35 AM
DISEQUILIBRIUM CRYSTALLIZATION OF GARNET CORES FOLLOWED BY EQUILIBRIUM RIM GROWTH: IMPLICATIONS FOR DETERMINING PRESSURE-TEMPERATURE PATHS, ALBION MOUNTAINS, IDAHO
KELLY, Eric D., Geological Sciences, University of Texas at Austin, 1 University Station C1100, Austin, TX 78712, HOISCH, Thomas D., Department of Geology, Northern Arizona University, Box 4099, Flagstaff, AZ 86011 and WELLS, Michael L., Dept. of Geoscience, Univ of Nevada, Las Vegas, 4505 South Maryland Parkway, Las Vegas, NV 89154-4010, Eric.Kelly@mail.utexas.edu, Eric.Kelly@mail.utexas.edu
4
8:50 AM
DOMAINS OF EQUILIBRATION AMONG LAWSONITE, GARNET, APATITE AND TITANITE IN ECLOGITE DURING FLUID-ROCK INTERACTIONS: INSIGHTS FROM GUATEMALA
SORENSEN, S.S., Mineral Sciences, Smithsonian Institution, PO Box 37012, National Museum of Natural History MRC-119, Washington, DC 20013-7012, SISSON, Virginia, Department of Earth and Atmospheric Sciences, University of Houston, 4800 Calhoun, Houston, TX 77204 and HARLOW, George E., Department of Earth and Planetary Sciences, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024, sorensen@si.edu, sorensen@si.edu
5
9:05 AM
LAWSONITE PORPHYROBLAST TEXTURES AS INDICATORS OF METAMORPHIC AND DEFORMATION CONDITIONS IN A SUBDUCTION ZONE
WHITNEY, Donna L.1, TEYSSIER, Christian1, TORAMAN, Erkan2 and SEATON, Nicholas C.1, (1)Geology & Geophysics, University of Minnesota, Minneapolis, MN 55455, (2)Earth Sciences, University of Minnesota, Minneapolis, MN 55455, dwhitney@umn.edu, dwhitney@umn.edu
6
9:20 AM
PRESSURE-TEMPERATURE-REACTION AFFINITY MAPS AS A MEANS TO PREDICT METAMORPHIC REACTION OVERSTEPPING
PATTISON, David R.M., Department of Geoscience, University of Calgary, 2500 University Drive NW, Calgary, AB T2N 1N4, Canada, DE CAPITANI, Christian, Department of Geosciences, University of Basel, Bernoullistrasse 30, Basel, CH-4056, Switzerland and GAIDIES, Fred, Department of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada, pattison@ucalgary.ca, pattison@ucalgary.ca
7
9:35 AM
USING CALCULATED CHEMICAL POTENTIAL RELATIONSHIPS TO ACCOUNT FOR CORONA AND SYMPLECTITE TEXTURES IN GRANULITES
BALDWIN, Julia A., Department of Geosciences, University of Montana, Missoula, MT 59812 and POWELL, Roger, School of Earth Sciences, University of Melbourne, Melbourne, 3010, Australia, jbaldwin@mso.umt.edu, jbaldwin@mso.umt.edu
 
9:50 AM
Break
8
10:05 AM
FLUID FLOW DIRECTIONS AND FLUXES IN COLLISIONAL OROGENS
LYUBETSKAYA, Tanya and AGUE, Jay J., Department of Geology and Geophysics, Yale University, PO Box 208109, New Haven, CT 06520-8109, jay.ague@yale.edu, jay.ague@yale.edu
9
10:25 AM
DETERMINING DEFORMATION TEMPERATURES OF A NATURAL SHEAR ZONE
NADIN, Elisabeth S., Department of Geology and Geophysics, University of Alaska Fairbanks, Fairbanks, AK 99775 and HIRTH, Greg, Geological Sciences, Brown University, Box 1846, 324 Brook St, Providence, RI 02912, enadin@gmail.com, enadin@gmail.com
10
10:40 AM
HP/UHP FLUIDS PRESERVED IN MN-RICH GARNETS FROM LAGO DI CIGNANA, ITALY
HAWKINS, Amber T.1, SELVERSTONE, Jane1, KING, Penelope L.2 and FREZZOTTI, Maria Luce3, (1)Earth & Planetary Sciences, University of New Mexico, MSC03-2040, Albuquerque, NM 87131-0001, (2)Institute of Meteoritics, University of New Mexico, MSC03-2050, Albuquerque, NM 87131, (3)Scienze della Terra, Univ di Siena, Via Laterina 8, Siena, I-53100, Italy, ahawkins@unm.edu, ahawkins@unm.edu
11
10:55 AM
INFLUENCE OF SALINITY ON T-X(CO2) STABILITY OF TALC AND THE POSSIBLE ROLE OF FLUID IMMISCIBILITY IN DEVELOPMENT OF THE TALC ZONE, OUTER ALTA AUREOLE, UTAH
MCLIN, Kristie S. and BOWMAN, John R., Department of Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, kritter@nmt.edu, kritter@nmt.edu
12
11:10 AM
ION MICROPROBE STUDY OF THE REDISTRIBUTION OF CARBON AND OXYGEN ISOTOPES AMONG MINERALS DURING METAMORPHIC INFILTRATION-DRIVEN DECARBONATION REACTIONS
FERRY, John M.1, USHIKUBO, Takayuki2, KITA, Noriko T.3 and VALLEY, John W.3, (1)Earth and Planetary Sciences, Johns Hopkins University, Baltimore, MD 21093, (2)Department of Geoscience, University of Wisconsin, 1215 West Dayton Street, Madison, WI 53706, (3)Geology and Geophysics, University of Wisconsin, 1215 West Dayton Street, Madison, WI 53706, jferry@jhu.edu, jferry@jhu.edu
13
11:25 AM
THE UTILITY OF OXYGEN ISOTOPES FOR OUR UNDERSTANDING OF DEEP CRUSTAL PROCESSES – PRELIMINARY RESULTS FROM ZIRCON AND GARNET IN MIGMATITES
KELLY, Nigel M., Geology & Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, HARLEY, Simon L., School of Geosciences, University of Edinburgh, West Mains Rd, Kings Buildings, Edinburgh, EH9 3JW, United Kingdom and APPLEBY, Sarah K., Advanced Mineralogy Research Center, Colorado School of Mines, 1310 Maple Street, Golden, CO 80401, nkelly@mines.edu, nkelly@mines.edu
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