2014 GSA Annual Meeting in Vancouver, British Columbia (19–22 October 2014)

Session No. 180
Tuesday, 21 October 2014: 8:00 AM-12:00 PM
118 (Vancouver Convention Centre-West)

T17. Continental Arcs #3: Mapping the Temporal and Compositional Evolution of Subvolcanic Magmatic Systems

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

 

Erik W. Klemetti, Lily L. Claiborne and Kathryn E. Watts, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
8:05 AM
THE THERMAL HISTORY OF SHALLOW MAGMA STORAGE
KENT, Adam J.R.1, COOPER, Kari M.2, HUBER, Christian3, DEERING, Chad D.4 and DEGRUYTER, Wim J.3, (1)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, (2)Earth and Planetary Sciences, UC Davis, 1 Shields Ave, Davis, CA 95616, (3)Georgia Institute of Technology, Atlanta, GA 30332, (4)Geological and Mining Engineering and Sciences, Michigan Technologial University, Houghton, MI 49931-1295
8:25 AM
CRYSTAL MUSH STORAGE CONDITIONS ACROSS THE CASCADE RANGE INFERRED FROM ZIRCON AGE AND TRACE ELEMENT COMPOSITIONS
KLEMETTI, Erik W.1, STELTEN, Mark2, CLAIBORNE, Lily L.3, KENT, Adam J.R.4, CLYNNE, Michael A.5, BERTOLETT, Elisabeth M.6 and HERNANDEZ, Lindsey D.6, (1)Geosciences, Denison University, 100 W. College St, Granville, OH 43023, (2)Department of Geological Sciences, University of California - Davis, One Shields Avenue, Davis, CA 95616, (3)Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, (4)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, (5)Volcano Hazards Team, USGS, Menlo Park, CA 94025, (6)Geosciences, Denison University, Granville, OH 43023
8:40 AM
PRESSURE AND TEMPERATURE EVOLUTION OF THE CHAOS CRAGS MAGMATIC SYSTEM, MT LASSEN; INSIGHTS FROM CL TEXTURES AND TRACE ELEMENTS IN QUARTZ PHENOCRYSTS
RUSK, Brian G.1, CLYNNE, Michael A.2, MILLER, Chase1 and BLEICK, Heather A.3, (1)Dept. of Geology, Western Washington University, 516 High St, Bellingham, WA 98225, (2)Volcano Hazards Team, USGS, Menlo Park, CA 94025, (3)USGS, 4200 University Dr, Anchorage, AK 99508
8:55 AM
AMPHIBOLE-LIQUID EQUILIBRIA: BAROMETERS AND THERMOMETERS FOR VOLCANIC SYSTEMS
PUTIRKA, Keith, Department of Earth and Environmental Sciences, California State University - Fresno, 2345 E. San Ramon Ave, MS/MH24, Fresno, CA 93720
Handouts
  • GSA Amph talk v.4.pptx (2.6 MB)
  • 9:10 AM
    ION MICROPROBE STUDY OF AU AND TRACE METALS IN SULFIDE MELT INCLUSIONS FROM A RHYOLITE PORPHYRY INTRUSION IN THE CAETANO CALDERA, NEVADA
    WATTS, Kathryn E., U.S. Geological Survey, 345 Middlefield Rd. MS 973, Menlo Park, CA 94025, JOHN, David A., U.S. Geological Survey, Menlo Park, CA 94025, COBLE, Matthew A., Department of Geological Sciences, Stanford University, Stanford, CA 94305, COLGAN, Joseph P., U.S. Geological Survey, Denver Federal Center, Lakewood, CO 80225 and HENRY, Christopher D., Nevada Bureau of Mines and Geology, University of Nevada, Reno, NV 89557
     
    9:25 AM
    Discussion
    9:40 AM
    IMPORTANCE OF CRYSTAL MIXING AND FRACTIONATION IN CONTINENTAL ARC MAGMAS: WHERE, WHEN AND HOW?
    MEMETI, Vali, Department of Geological Sciences, California State University Fullerton, 800 N State College Blvd, Fullerton, CA 92831
    10:00 AM
    U-PB GEOCHRONOLOGY OF A NESTED PLUTON: MOUNT WHITNEY INTRUSIVE SUITE, SIERRA NEVADA, CALIFORNIA
    MCATAMNEY, Janelle, COTTLE, John and BLACKFORD, Nolan, Department of Earth Science, University of California, Santa Barbara, CA 93106
    10:15 AM
    THERMAL EVOLUTION OF THE SIERRA NEVADA BATHOLITH, WITH IMPLICATIONS FOR LOCALIZING SOLID-STATE DEFORMATION
    NADIN, Elisabeth S., Department of Geology and Geophysics, University of Alaska Fairbanks, Fairbanks, AK 99775 and SALEEBY, Jason B., Division of Geological and Planetary Sciences, California Institute Technology, Pasadena, CA 91125-0001
    10:30 AM
    TITANITE AS A PETROCHRONOMETER IN ROCKS WITH COMPLEX ZIRCON U-PB SYSTEMATICS
    POLETTI, Jacob, Department of Earth Science, University of California, Santa Barbara, 2022 Webb Hall, Santa Barbara, CA 93106 and COTTLE, John M., Department of Earth Science, University of California-Santa Barbara, 2028 Webb Hall, Santa Barbara, CA 93106-9630
     
    10:45 AM
    Break
    180-10
    11:00 AM
    Withdrawn
    11:15 AM
    THE MAGMATIC AND TECTONIC EVOLUTION OF ATTU ISLAND IN THE NEAR ISLANDS OF THE ALEUTIAN ARC
    KAY, Suzanne Mahlburg, EAS, Cornell University, Ithaca, NY 14853, TIBBETTS, Ashley, EAS, Cornell University, Ithaca, NY 14850 and JICHA, Brian R., Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53706
     
    11:30 AM
    Concluding Remarks
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