Cordilleran Section - 112th Annual Meeting - 2016

Session No. 13
Tuesday, 5 April 2016: 8:30 AM-12:30 PM
Meeting Room 200 C (Ontario Convention Center)

T2. Magma Sources to Volcanoes: Exploring Processes, Volumes, Storage and Inter-Connectivity in Continental Arcs

 

Vali Memeti, M. Robinson Cecil, Adam J. Ianno and Ana María Martínez Ardila, Advocates
Paper #
Start Time
 
8:30 AM
Introductory Remarks
8:35 AM
THE UGLY GUTS OF BEAUTIFUL HORNBLENDE PHENOCRYSTS IN THE HALF DOME GRANODIORITE, YOSEMITE NATIONAL PARK, CALIFORNIA
GLAZNER, Allen F., Geological Sciences, University of North Carolina, Chapel Hill, NC 27599-3315 and CHALLENER, Stephen C., Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27615, afg@unc.edu, afg@unc.edu
8:55 AM
PETROCHEMISTRY AND MAGMA CHAMBER PROCESSES OF THE PERUVIAN COASTAL BATHOLITH GRANITES IN THE NORTHERN PART OF THE AREQUIPA SEGMENT
MARTINEZ, Ana Maria, Department of Earth and Biological Sciences, Loma Linda University, Griggs Hall, 11175 Campus Street, Loma Linda, CA 92350, CLAUSEN, Benjamin L., Geoscience Research Institute, Department of Earth and Biological Sciences, Loma Linda University, Loma Linda, CA 92350, PATERSON, Scott R., Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Zumberge Hall of Science (ZHS), Los Angeles, CA 90089-0740 and MEMETI, Vali, Department of Geological Sciences, California State University Fullerton, 800 N State College Blvd, Fullerton, CA 92831, anai2912@gmail.com, anai2912@gmail.com
9:15 AM
NEW AGE AND GEOCHEMICAL PERSPECTIVE ON LATE JURASSIC DIKE SWARMS OF THE SW MOJAVE
FULTON, Anne A.1, LACKEY, Jade Star1, MCCARTY, Kyle R.1, RYAN-DAVIS, Juliet1, WUCHER, Michael J.1, BARRY, Erin E.1, HARRIS, Jonathan R.1, BINDEMAN, Ilya N.2 and COTTLE, John M.3, (1)Geology Department, Pomona College, 185 E. 6th St, Claremont, CA 91711, (2)Geological Sciences, University of Oregon, Eugene, OR 97403, (3)Department of Earth Science, University of California-Santa Barbara, 2028 Webb Hall, Santa Barbara, CA 93106-9630, Anne.Fulton@pomona.edu, Anne.Fulton@pomona.edu
9:35 AM
SYSTEMATIC MIDDDLE TO LATE JURASSIC CHANGES IN MAGMA SOURCE IN THE MOJAVE SEGMENT OF CALIFORNIA’S CONTINENTAL ARC
LACKEY, Jade Star1, MCCARTY, Kyle R.1, FULTON, Anne A.1, RYAN-DAVIS, Juliet2, SENDEK, Callie3, MILLER, Jonathan S.3, DAVIES, Gareth R.4, BINDEMAN, Ilya N.5 and COTTLE, John M.6, (1)Geology Department, Pomona College, 185 E. 6th St, Claremont, CA 91711, (2)U.S. Geological Survey, Volcano Science Center, 345 Middlefield Rd, Menlo Park, CA 94025, (3)Department of Geology, San Jose State University, San Jose, CA 95192-0102, (4)Department of Petrology, VU University Amsterdam, De Boelelaan 1085, Amsterdam, 1081HV, Netherlands, (5)Geological Sciences, University of Oregon, Eugene, OR 97403, (6)Department of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106, JadeStar.Lackey@pomona.edu, JadeStar.Lackey@pomona.edu
9:55 AM
MESOZOIC AND TERTIARY PLUTON SOURCES IN MOJAVE CONTINENTAL CRUST — ZIRCON U-PB AND LU-HF  ISOTOPIC EVIDENCE
HOWARD, Keith A., U.S. Geological Survey, 345 Middlefield Road, MS-973, Menlo Park, CA 94025, SHAW, Stirling E., Department of Earth and Planetary Sciences (deceased), MacQuarie University, North Ryde, CA NSW 2109, ALLEN, Charlotte M., Queensland University of Technology, Institute for Future Environments, 2 George St, Brisbane QLD, 4001, Australia and PEARSON, Norman J., Department of Earth and Planetary Sciences, MacQuarie University, North Ryde, CA NSW 2109, khoward@usgs.gov, khoward@usgs.gov
Handouts
  • Howard-Mojave Granite Hf2.pptx (16.0 MB)
  •  
    10:15 AM
    Break
    10:30 AM
    MAGMA ENVELOPES, ENCLAVES AND ROGUE CRYSTALS IN THE ATASCOSA LOOKOUT LAVA FLOW: MAGMA COMMUNICATION ACROSS A RANGE OF CRUSTAL LEVELS
    BURRILL, Christine M., Department of Geosciences, University of Massachusetts Amherst, 611 North Pleasant Street, 233 Morrill Science Center, Amherst, MA 01003 and SEAMAN, Sheila, Department of Geosciences, University of Massachusetts Amherst, 611 N. Pleasant Street, 233 Morril Science Center, Amherst, MA 01003, cburrill@umass.edu, cburrill@umass.edu
    10:50 AM
    CRUSTAL RECYCLING AND ISOTOPIC DIVERSITY IN THE SHAVER INTRUSIVE SUITE, CENTRAL SIERRA NEVADA, CA
    FRAZER, Ryan E., Department of Geological Sciences, University of North Carolina at Chapel Hill, Mitchell Hall CB 3315, 104 South Rd., Chapel Hill, NC 27599-3315 and LACKEY, Jade Star, Geology Department, Pomona College, 185 E. 6th St, Claremont, CA 91711, ryan.frazer@unc.edu, ryan.frazer@unc.edu
    11:10 AM
    SIGNIFICANCE OF CRYSTAL MIXING IN THE TUOLUMNE INTRUSIVE COMPLEX
    MEMETI, Vali1, BURCHILL, Sara1 and PATERSON, Scott R.2, (1)Department of Geological Sciences, California State University Fullerton, 800 N State College Blvd, Fullerton, CA 92831, (2)Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Zumberge Hall of Science (ZHS), Los Angeles, CA 90089-0740, vmemeti@fullerton.edu, vmemeti@fullerton.edu
    11:30 AM
    VERY COARSE-GRAINED PLAGIOCLASE-CPX-HORNBLENDE ORTHOCUMULATE XENOLITHS FROM EAST TANAGA VOLCANO, WESTERN ALUETIAN ISLANDS, ALASKA
    BROWNE, Brandon, Department of Geology, Humboldt State University, 1 Harpst Street, Arcata, CA 95521 and TEPLEY, Frank, Marine Geology & Geophysics, Oregon State University, Corvallis, OR 97331-5503, blb519@humboldt.edu, blb519@humboldt.edu
    11:50 AM
    CRYSTAL ACCUMULATION AND COMPOSITIONAL TRENDS IN A TILTED CALC-ALKALINE PLUTON
    BARNES, Calvin G., Dept. of Geosciences, Texas Tech University, Lubbock, TX 79409-1053, COINT, Nolwenn, Norwegian Geological Survey, P.O. box 6315, Sluppen, Trondheim, NO-7491, Norway, YOSHINOBU, Aaron S., Department of Geosciences, Texas Tech University, Lubbock, TX 79409-1053 and BARNES, Melanie A., Department of Geosciences, Texas Tech University, Lubbock, TX 79409, cal.barnes@ttu.edu, cal.barnes@ttu.edu
     
    12:10 PM
    Discussion
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