Sunday, 19 October 2014: 1:00 PM-5:00 PM
Vancouver Convention Centre-West 205/206
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Geochemical Society

 

Michael O. Garcia, J. Michael Rhodes and Rosemary Hickey-Vargas, Advocates
Paper #
Start Time
1:00 PM
NON-EQUILIBRIUM EFFECTS IN CRYSTAL-FLUID PARTITIONING OF TRACE ELEMENTS AT LOW- TO INTERMEDIATE TEMPERATURES
WATSON, E. Bruce, Earth and Environmetal Sciences, Rensselaer Polytechnic Institute, Jonsson-Rowland Science Center 1W19, 110 8th Street, Troy, NY 12180-3590, watsoe@rpi.edu
1:20 PM
A REASSESSMENT OF BASALTS AS RECORDERS OF UPPER MANTLE OXIDATION STATE
GAETANI, Glenn, Dept of Geology and Geophysics, Woods Hole Oceanographic Institution, Woods Hole, MA 02543, ggaetani@whoi.edu
1:35 PM
MELTING SYSTEMATICS IN MID-OCEAN RIDGE BASALTS:  APPLICATION OF A PLAGIOCLASE-SPINEL MELTING MODEL TO GLOBAL VARIATIONS IN MAJOR ELEMENT CHEMISTRY AND CRUSTAL THICKNESS
BEHN, Mark, Department of Geology and Geophysics, Woods Hole Oceanographic Institution, 360 Woods Hole Road, Mail Stop 22, Woods Hole, MA 02543, mbehn@whoi.edu and GROVE, Timothy, Earth, Atmospheric, and Planetary Sciences, MIT, Cambridge, MA 02139
1:50 PM
FE-MG EXCHANGE BETWEEN OLIVINE AND LIQUID AS A TEST OF EQUILIBRIUM: PROMISES AND PITFALLS
PUTIRKA, Keith, Department of Earth and Environmental Sciences, California State University - Fresno, 2345 E. San Ramon Ave, MS/MH24, Fresno, CA 93720, kputirka@csufresno.edu
2:05 PM
PLANETARY BASALT EVIDENCE FOR SULFIDE CONTROL OF FE FRACTIONATION IN THE INNER SOLAR SYSTEM
FRANCIS, Donald Michael, Earth and Planetary Sciences, McGill University, 3450 University St, Montreal, QC H3A 2A7 Canada, donald.francis@mcgill.ca
2:20 PM
PICRITE EVIDENCE FOR WIDESPREAD FE-RICH HETEROGENEITIES IN THE ARCHEAN MANTLE
MILIDRAGOVIC, Dejan and FRANCIS, Donald Michael, Earth and Planetary Sciences, McGill University, 3450 University St, Montreal, QC H3A 2A7, Canada, dejan.milidragovic604@gmail.com
2:35 PM
CORRELATED MG-ZN ISOTOPE FRACTIONATION IN ARCHEAN KOMATIITIC LAVA-FLOWS
MATTIELLI, Nadine1, HAENECOUR, Pierre2, HUBLET, Geneviève1, DUCHEMIN, Claire1, and DEBAILLE, Vinciane1, (1) Laboratoire G-Time, Département des Sciences de la Terre et de l'Environnement, Université Libre de Bruxelles, CP 160/02, Avenue F.D. Roosevelt 50, Brussels, 1050, Belgium, nmattiel@ulb.ac.be, (2) Laboratory for Space Sciences, Washington University in St. Louis, St. Louis, St. Louis, MO 63130
 
2:50 PM
Break
3:05 PM
WANING DEHYDRATION OF MANTLE SERPENTINITE IN THE SUBDUCTING PLATE DRIVES SLAB MELTING BENEATH THE CASCADE ARC
WALLACE, Paul, Department of Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, pwallace@uoregon.edu, WALOWSKI, Kristina, Department of Geological Sciences, University of Oregon Dept. of Geological Sciences, 1272 University of Oregon, Eugene, OR 97403, HAURI, E., Department of Terrestrial Magnetism, Carnegie Institution for Science, Washington, DC 20015-1305, WADA, Ikuko, Tohoku University, IRIDeS, Sendai, 980-8579, Japan, and CLYNNE, Michael A., Volcano Hazards Team, USGS, Menlo Park, CA 94025
3:20 PM
BASALTIC ROCKS FROM THE ANDEAN SOUTHERN VOLCANIC ZONE:  COMPARISON OF SYSTEMATIC ALONG-STRIKE AND SMALL SCALE GEOCHEMICAL VARIATIONS AND THEIR ORIGINS
HICKEY-VARGAS, Rosemary1, HOLBIK, Sven P.1, and TORMEY, Daniel2, (1) Department of Earth & Environment, Florida International University, Miami, FL 33199, hickey@fiu.edu, (2) Cardno Entrix, Los Angeles, CA 90025
3:35 PM
TRACE ELEMENT SYSTEMATICS PROVIDE IMPORTANT INSIGHTS INTO THE ROLE OF CRUSTAL ASSIMILATION DURING THE FORMATION OF SOME CALC-ALKALINE DIFFERENTIATION SERIES
DUNGAN, Michael, Department of Geological Sciences, University of Oregon, Eugene, OR 97401, dungan@uoregon.edu, DAVIDSON, Jon, Department of Earth Sciences, Durham University, Durham, DH1 3LE, United Kingdom, FREY, Fred, Department of Earth, Atmospheric, and Planetary Sciences, MIT, Cambridge, MA 02139, HILDRETH, Wes, Volcano Science Center, U. S. Geological Survey, 345 Middlefield Road, MS-910, Menlo Park, CA 94025, LANGMUIR, Charles H., Department of Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138, RHODES, J. Michael, Department of Geosciences, University of Massachusetts, 611 North Pleasant Street, 233 Morrill Science Center, Amherst, MA 01003, COOPER, L.B., Geochemistry and Petrology, ETH-Zurich, Zurich, 8092, Switzerland, and REUBI, O., Department of Earth Sciences, University of Lausanne, Lausanne, 1015, Switzerland
3:50 PM
UNRAVELING MANTLE AND SUBDUCTION CONTRIBUTIONS IN A CONTINENTAL ARC VOLCANO: TATARA-SAN PEDRO COMPLEX, CHILE
GOLDSTEIN, Steven L.1, JWEDA, J.1, DUNGAN, Michael2, LANGMUIR, Charles H.3, CAI, Yue4, and DAVIDSON, Jon5, (1) Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY 10964, steveg@ldeo.columbia.edu, (2) Department of Geological Sciences, University of Oregon, Eugene, OR 97401, (3) Department of Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138, (4) Lamont-Doherty Earth Observatory, Columbia University, 61 Route 9W, Palisades, NY 10964, (5) Earth Sciences, Durham University, Durham, DH1 3LE, United Kingdom
4:05 PM
ZR/SR RATIOS DISTINGUISH COOL & WET FROM HOT & DRY MAGMATIC SUITES
MILLER, Calvin F.1, FRAZIER, William O.2, CARLEY, Tamara L.2, CLAIBORNE, Lily L.2, PADILLA, Abraham De Jesus2, THOMAS, Dylan2, and GUALDA, Guilherme A.R.2, (1) Department of Earth & Environmental Sciences, Vanderbilt University, Nashville, TN 37235, calvin.miller@vanderbilt.edu, (2) Earth & Environmental Sciences, Vanderbilt University, Nashville, TN 37235
4:20 PM
TWO NEOARCHEAN LEUCOGRANITE SUITES FROM THE TETON RANGE, WYOMING: EVIDENCE FOR COLLISIONAL PLATE TECTONIC PROCESSES
FROST, Carol D.1, FROST, B. Ronald2, and SWAPP, Susan M.1, (1) Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 University Avenue, Laramie, WY 82071, frost@uwyo.edu, (2) Geology and Geophysics, University of Wyoming, Department 3006, 1000 E. University Ave, Laramie, WY 82071
4:35 PM
GENERATING THE WORLD’S LOWEST MAGMATIC ZIRCON δ18O: MELTING OF INTENSELY HYDROTHERMALLY ALTERED SOURCES AT AUSTURHORN INTRUSIVE COMPLEX, SE ICELAND
PADILLA, Abraham De Jesus1, MILLER, Calvin F.1, BINDEMAN, Ilya N.2, ECONOMOS, Rita C.3, CARLEY, Tamara L.1, BANIK, Tenley J.1, and SCHMITT, Axel K.3, (1) Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, a.padilla@vanderbilt.edu, (2) Geological Sciences, University of Oregon, Eugene, OR 97403, (3) Earth and Space Sciences, University of California-Los Angeles, Los Angeles, CA 90095-1577
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