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Cordilleran Section - 115th Annual Meeting - 2019

Session No. 39
Friday, 17 May 2019: 9:00 AM-3:30 PM
Exhibit Hall B (Oregon Convention Center)

T15. Magmatism in the Cascades: Variations in Space and Time (Posters)

Authors will be present from 1:30 to 3:30 PM.

 

Paper #
Booth #
39-1
19
VOLCANIC TOPOGRAPHY COVARIES WITH SUBSURFACE MAGMATIC STRUCTURES THROUGH TIME IN THE CASCADES ARC OF THE WESTERN U.S
O'HARA, Daniel1, KARLSTROM, Leif1 and RAMSEY, David W.2, (1)Department of Earth Sciences, University of Oregon, 100 Cascade Hall, 1272 University of Oregon, Eugene, OR 97403, (2)U.S. Geological Survey, Cascades Volcano Observatory, 1300 SE Cardinal Ct, Bldg 10, Ste 100, Vancouver, WA 98683
39-2
20
GEOCHEMISTRY AND TEXTURAL CHARACTERISTICS OF THE BUMPING LAKE PLUTON: A RESURGENT BATHOLITH OF THE MOUNT AIX CALDERA, CENTRAL WASHINGTON
PATRIDGE, Karyn A., 2725 SE Salmon St, Portland, OR 97214 and HAMMOND, Paul E., 1305 SW Upland Dr, Portland, OR 97221
39-3
21
PETROLOGIC INVESTIGATION OF THE NORTHCRAFT FORMATION, SOUTHWEST WASHINGTON: INSIGHTS INTO EARLY CASCADES ARC MAGMATISM
GRAD-KAIMAL, Rajan, ORGAN, Robyn, SULLIVAN, Lexus S., FOSTER, Amanda K. and TEPPER, Jeffrey H., Geology Department, University of Puget Sound, 1500 N Warner Street, Tacoma, WA 98416
39-4
22
THE CLEAR FORK LAVA: A VIGOROUS LAST GASP OF THE PLIOCENE-PLEISTOCENE GOAT ROCKS VOLCANIC COMPLEX, SOUTHERN WASHINGTON CASCADES
GAPASIN, William1, WALL, Kellie T.2 and GRUNDER, Anita L.2, (1)CEOAS, Oregon State University, 104 CEOAS Administration bldg, 101 SW 26th St., Corvallis, OR 97331, (2)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331
39-5
23
PETROLOGY AND GEOCHEMISTRY OF VOLCANIC ROCKS FROM THE BASEMENT BENEATH MOUNT HOOD, CASCADE RANGE, OR
KENT, McKayla, College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, CEOAS, Ocean Admin, Corvallis, OR 97331 and KENT, Adam J.R., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331
39-6
24
INSIGHT INTO INTERRELATIONSHIPS AMONG DENSITY, VISCOSITY, CRYSTALLINITY AND CHEMICAL COMPOSITION WITHIN HYPOCRYSTALLINE LAVAS, MT. HOOD VOLCANO, OREGON
CHOISSER, Abigail, Geosciences, Middle Tennessee State University, MTSU PO Box 9, Murfreesboro, TN 37132 and CRIBB, J. Warner, Geosciences, Middle Tennessee State Univ, PO Box 9, Murfreesboro, TN 37132
Handouts
  • 19GSA_Choisser_Poster2.pdf (779.7 kB)
    • 39-7
    25
    SHIFTING MANTLE SOURCES BENEATH SOUTH SISTER VOLCANO (OR)?
    SKOCKO, Noel E. and WATERS, Laura E., Geological Sciences, Sonoma State University, 1801 East Cotati Ave, Rohnert Park, CA 94928
    39-8
    26
    TIMING OF VOLCANISM IN CENTRAL OREGON: DATING THE TAM MCARTHUR RIM VOLCANO
    LANDONI, Katherine, College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97330 and KENT, Adam J.R., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331
    39-9
    27
    CREATING A STRATOVOLCANO: PETROGENESIS OF THE CONE-BUILDING LAVAS OF SOUTH SISTER VOLCANO, OR
    THOMSON, Katherine, Geology Department, Sonoma State University, 1801 E Cotati Ave, Rohnert Park, CA 94928, WATERS, Laura, Geology Department, Sonoma State University, 1801 E Cotati, Rohnert Park, CA 94928, ANDREWS, Benjamin J., Mineral Sciences, Smithsonian Institution, Washington, DC 20560 and FREY, Holli M., Geology Department, Union College, Schenectady, NY 12308
    39-10
    28
    A MAPPING, PETROGRAPHY, AND GEOCHEMISTRY-BASED STUDY OF VOLCANIC UNITS IN THE SOUTHERN OREGON CASCADES
    CRABTREE, Stephen, CHUTE, Justin and DAHLE, Jordan, Division of Science and Mathematics, University of Minnesota, Morris, 600 E. 4th St, Morris, MN 56267
    39-11
    29
    QUANTIFYING THE MAGMA MIXING EVENT OF THE 1915 LASSEN PEAK, CALIFORNIA ERUPTION USING THE MAGMA CHAMBER SIMULATOR
    SANCHEZ, Rachelle Pearl, Department of Geological Science, Central Washington University, 400 E University Way, Ellensburg, WA 98926 and BOHRSON, Wendy A., Department of Geological Sciences, Central Washington University, 400 E. University Way, Ellensburg, WA 98926
    39-12
    30
    VERTICAL VARIATION OF HYDROTHERMAL ALTERATION FROM THE CORE TO UPPER FLANK OF ANCIENT MT. TEHAMA, LASSEN VOLCANIC CENTER
    ROBSON, Amy, RODRIGUEZ, Angelica and TEASDALE, Rachel, Geological & Environmental Sciences, California State University, Chico, Chico, CA 95929-0205
    39-13
    31
    PHREATOMAGMATIC ASH FROM DEEP-MARINE CALDERA ERUPTIONS ON AXIAL SEAMOUNT, JUAN DE FUCA RIDGE
    DANIELSEN, Jacob M.1, PORTNER, Ryan A.2, JOHNSON, Beth2, CLAGUE, David A.3, GURIOLI, Lucia4 and TAN, Angela5, (1)Department of Geology, San Jose State University, San Jose, CA 95192, (2)Department of Geology, San Jose State University, 324 Brook St., San Jose, CA 95192, (3)Monterey Bay Aquarium Research Institute, 7700 Sandholdt Road, Moss Landing, CA 95039, (4)Laboratoire Magmas et Volcans (LMV), Université Clermont-Auvergne, Clermont-Ferrand, 63001, France, (5)Pacific Coastal and Marine Science Center, USGS, Santa Cruz, CA 95060
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