Session No. 211
Tuesday, 29 October 2013: 8:00 AM-12:00 PM
Room 502 (Colorado Convention Center)

T155. Dating the Prograde Path in Metamorphic Rocks: Methods, Advances, Limitations, and Applications

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Geochemical Society

 

Thomas D. Hoisch, Sean R. Mulcahy and Bradley R. Hacker, Advocates
Paper #
Start Time
1
8:00 AM
GARNET GEOCHRONOLOGY: PROMISE AND PITFALLS
VERVOORT, Jeffrey, School of the Environment, Washington State University, Webster Physical Science Building 1228, Pullman, WA 99164, vervoort@wsu.edu
2
8:20 AM
FIRST GARNET LU-HF AGES FOR THE ROSS OROGEN, ANTARCTICA: GARNET GROWTH PRECEDING ARC MAGMATISM
HAGEN-PETER, Graham A.1, SMIT, Matthijs A.2, COTTLE, John1 and SCHMIDT, Jason1, (1)Department of Earth Science, University of California, Santa Barbara, CA 93106, (2)Department of Geosciences and Natural Resource Management, Section of Geology, University of Copenhagen, Øster Voldgade 10, 1350 København K, Copenhagen, Denmark, ghagenpeter@umail.ucsb.edu
3
8:35 AM
USING LU–HF GARNET GEOCHRONOLOGY AND INVERSE PHASE EQUILIBRIA MODELING TO DECODE THE PROGRADE P–T–T PATH OF DEEP CRUSTAL MIGMATITES
YAKYMCHUK, Chris, Department of Geology, University of Maryland, Laboratory for Crustal Petrology, College Park, MD 20742, BROWN, Michael, Laboratory for Crustal Petrology, Department of Geology, University of Maryland, College Park, MD 20742 and VERVOORT, Jeffery D., School of the Environment, Washington State University, Pullman, WA 99164, cyak@umd.edu
4
8:50 AM
UNRAVELING THE HISTORY OF CRUSTAL THICKENING IN THE SEVIER OROGENIC BELT WITH LU-HF GARNET GEOCHRONOLOGY AND PRESSURE-TEMPERATURE PATHS FROM METAMORPHIC ROCKS
HOISCH, Thomas D., School of Earth Sciences and Environmental Sustainability, Northern Arizona University, Flagstaff, AZ 86011, WELLS, Michael L., Department of Geoscience, University of Nevada Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154-4010, VERVOORT, Jeff, School of the Environment, Washington State University, Pullman, WA 99164, BEYENE, Mengesha A., Federal Highway Administration, 2 Turner Fairbank Highway Research Center, McLean, VA 22101, KELLY, Eric D., Dept. of Geological Sciences, Jackson School of Geosciences, The University of Texas, Austin, TX 78712, CRUZ-URIBE, Alicia M., Geosciences Department, Pennsylvania State University, University Park, PA 16802 and WILLS, Marci A., School of Earth Science and Environmental Sustainability, Northern Arizona University, Box 4099, Flagstaff, AZ 86011, Thomas.Hoisch@nau.edu
5
9:05 AM
EARLY CRETACEOUS (VALANGINIAN) CRUSTAL THICKENING IN THE SEVIER HINTERLAND FROM GARNET P–T PATHS AND LU–HF GARNET GEOCHRONOLOGY, SOUTHERN IDAHO
KELLY, Eric D., Dept. of Geological Sciences, Jackson School of Geosciences, The University of Texas, Austin, TX 78712, HOISCH, Thomas D., School of Earth Sciences and Environmental Sustainability, Northern Arizona University, Flagstaff, AZ 86011, WELLS, Michael L., Department of Geoscience, University of Nevada Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154-4010, BEYENE, Mengesha A., Federal Highway Administration, 2 Turner Fairbank Highway Research Center, McLean, VA 22101 and VERVOORT, Jeffery D., School of the Environment, Washington State University, Pullman, WA 99164, Eric.Kelly@utexas.edu
6
9:20 AM
DATING SUBDUCTION ZONE METAMORPHISM WITH COMBINED LAWSONITE AND GARNET LU-HF GEOCHRONOLOGY
MULCAHY, Sean R., Department of Earth and Planetary Science, University of California, Berkeley, CA 94720 and VERVOORT, Jeffrey D., School of Earth and Environmental Sciences, Washington State University, Pullman, WA 99164, mulcahy@berkeley.edu
7
9:35 AM
PULSED GARNET GROWTH AND DEHYDRATION DURING SUBDUCTION, SIFNOS, GREECE
DRAGOVIC, Besim, Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, BAXTER, Ethan F., Earth and Environmental Science, Boston College, 140 Commonwealth Ave, Boston, MA 02467 and CADDICK, Mark J., Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061, dragovic@vt.edu
 
9:50 AM
Break
8
10:05 AM
DIFFUSION ON THE PROGRADE LIMB: PROGRESS AND CHALLENGES
WATSON, E. Bruce1, CHERNIAK, Daniele J.1 and ROBERGE, Wayne G.2, (1)Earth and Environmetal Sciences, Rensselaer Polytechnic Institute, Jonsson-Rowland Science Center 1W19, 110 8th Street, Troy, NY 12180-3590, (2)Department of Physics, Applied Physics and Astronomy, Rensselaer Polytechnic Institute, Jonsson-Rowland Science Center 1C25, 110 8th Street, Troy, NY 12180, watsoe@rpi.edu
9
10:25 AM
DISTRIBUTION OF ND AND SR IN METASEDIMENTARY ROCKS AND IN-SITU ND AND SR ISOTOPE MEASUREMENTS ON ACCESSORY MINERALS FROM A PROGRADE LP/HT SEQUENCE: IMPLICATIONS FOR GEOCHRONOLOGY AND ISOTOPE EQUILIBRATION
HAMMERLI, Johannes, James Cook University, School of Earth and Environmental Sciences, Townsville, 4814, Australia, KEMP, Anthony, The University of Western Australia, School of Earth and Environmental Sciences, Perth, 6009 and SPANDLER, Carl, James Cook University, School of Earth and Environmental Sciences, Townsville, 4814, johannes.hammerli@my.jcu.edu.au
10
10:40 AM
NEW U-PB AGES FROM ZIRCON INCLUSIONS IN GARNET SHOW EVIDENCE FOR MULTI-STAGE METAMORPHISM OF AMPHIBOLITE IN FRANCISCAN MÉLANGE, RING MOUNTAIN, CALIFORNIA
STARNES, Jesslyn K., Geology Department, University of California, Davis, One Shields Ave, Davis, CA 95616, COBLE, Matthew A., Department of Geological Sciences, Stanford University, Stanford, CA 94305, MULCAHY, Sean R., Dept. of Earth and Planetary Science, University of California, Berkeley, Berkeley, CA 94720 and DAY, Howard W., Department of Geology, University of California, Davis, One Shields Ave, Davis, CA 95616, jkstarnes@ucdavis.edu
11
10:55 AM
CONSTRAINING THE ALPINE HISTORY OF THE HIGH GRADE GRUF COMPLEX, CENTRAL ALPS, BY CORRELATING DEFORMATION, U-PB ZIRCON GEOCHRONOLOGY AND COMPOSITION OF FELSIC DIKES AND LEUCOSOMES
MÖLLER, Andreas1, SAVAGE, Jessica1, OALMANN, Jeffrey2 and BOUSQUET, Romain3, (1)Geology, University of Kansas, 1475 Jayhawk Blvd. Rm 120, Lawrence, KS 66045, (2)Geology, University of Kansas, 1475 Jayhawk Blvd., Rm. 120, Lawrence, KS 66045, (3)Universität Kiel, Institute of Geosciences, Ludewig-Meyn-Strasse 10, Kiel, 24098, Germany, amoller@ku.edu
12
11:10 AM
GEOCHRONOLOGY AND THERMOMETRY OF RUTILE FROM THE WESTERN GNEISS REGION UHP TERRANE, NORWAY
KYLANDER-CLARK, Andrew, Department of Earth Science, University of California, Santa Barbara, CA 93106 and HACKER, Bradley R., Department of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106, kylander@geol.ucsb.edu
13
11:25 AM
EVIDENCE OF THE EARLY ACADIAN IN WESTERN MASSACHUSETTS FROM HIGH PRESSURE GARNET-KYANITE SCHISTS
PETERMAN, Emily M., Earth and Oceanographic Science, Bowdoin College, 6800 College Station, Brunswick, ME 04011, SNOEYENBOS, David R., P.O. Box 513, Chesterfield, MA 01012 and KYLANDER-CLARK, Andrew, Department of Earth Science, University of California, Santa Barbara, CA 93106, epeterma@bowdoin.edu
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