GSA Connects 2021 in Portland, Oregon

Session No. 95
Monday, 11 October 2021: 9:00 AM-1:00 PM
Exhibit Hall A (Oregon Convention Center)

T23. The How, When, Where, and Why of Open-System Magma Processes (Posters)

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Planetary Geology Division; GSA Geochronology Division; Geochemical Society

Authors will be present from 11 AM to 1 PM.

 

Paper #
Booth #
128
MODELING PICRITE-RHYOLITE MAGMATISM AT SPITZKOPPE, WESTERN NAMIBIA, USING ALPHAMELTS 2 AND THE MAGMA CHAMBER SIMULATOR
ANTOSHECHKINA, Paula M.1, RICHES, Amy J.V.2 and ASIMOW, Paul D.1, (1)GPS Division, California Institute of Technology, 1200 E. California Blvd., Pasadena, CA 91125, (2)School of GeoSciences, Grant Institute, University of Edinburgh, James Hutton Road, Edinburgh, EH9 3FE, United Kingdom; SETI Institute, Carl Sagan Center, 189 Bernardo Ave #200, Mountain View, CA 94043
129
A NEW APPROACH TO QUANTIFYING OPEN-SYSTEM TRANSCRUSTAL MAGMA STORAGE AND TRANSPORT SYSTEMS: MONTE CARLO MAGMA CHAMBER SIMULATOR
BOHRSON, Wendy A.1, SPERA, Frank J.2, ADAMS, Jenna1, BROWN, Guy3, ANTOSHECHKINA, Paula4, WOLF, Aaron S.5, STRASSER, Valerie1, DISTEFANO, Monike1 and HEINONEN, Jussi6, (1)Geology and Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, (2)Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106, (3)Rocking Hoarse Professional Services, Santa Barbara, CA 93108, (4)GPS Division, California Institute of Technology, 1200 E. California Blvd., Pasadena, CA 91125, (5)Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI 48109, (6)Geology and Geophysics Research Programme (GeoHel), Department of Geosciences and Geography, University of Helsinki, P.O. Box 64 (Gustaf Hällströmin katu 2), Helsinki, FI-00014, Finland
130
AN EXPERIMENTAL REEXAMINATION ON BA ZONING IN SANIDINE: WHAT MAGMATIC PROCESSES IS IT ACTUALLY RECORDING?
SHAMLOO, Hannah1, KENT, Adam1, WATKINS, James M.2 and BEFUS, Kenneth3, (1)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, (2)Dept. of Earth Sciences, University of Oregon, Eugene, OR 97403, (3)Department of Geosciences, Baylor University, Waco, TX 76798
131
TEXTURAL AND COMPOSITIONAL FEATURES OF PLAGIOCLASE AND MAFIC PHASES OF PLAGIOCLASE ULTRAPHYRIC BASALTS (PUB) FROM THE NE PACIFIC RIDGE SYSTEM
HEWITT, John1, USTUNISIK, Gokce2 and NIELSEN, Roger1, (1)Department of Geology and Geological Engineering, South Dakota School of Mines & Technology, 501 E. St. Joseph Street, Rapid City, SD 57701, (2)Department of Geology and Geological Engineering, South Dakota School of Mines & Technology, 501 E. St. Joseph Street, Rapid City, SD 57701; Department of Earth and Planetary Sciences, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024
132
REVEALING THE CONTRASTING HISTORIES OF MAFIC MAGMAS IN THE CENTRAL OREGON CASCADES USING DIFFUSION CHRONOMETRY AND MINERAL CHEMISTRY
COUPERTHWAITE, Fiona, Oregon State University, College of Earth Ocean and Atmospheric Sciences, 663 NW Tyler Avenue, Apt 3, Corvallis, OR 97330, KENT, Adam, College of Earth, Ocean and Atmospheric Sciences, Oregon State University, 104 CEOAS Administration Building, Corvallis, OR 97331-5503, RUTH, Dawn, United States Geological Survey, Volcano Science Center, Menlo Park, CA 94025 and WALLACE, Paul, Department of Earth Sciences, University of Oregon, 100 Cascade Hall, 1272 University of Oregon, Eugene, OR 97403
133
EVALUATING DISCREPANCIES BETWEEN BULK-ROCK AND SINGLE-MINERAL GEOCHEMICAL DATA IN THE MAGMATIC EVOLUTION OF CORDILLERAN ARC ROCKS
BRACKMAN, Adam and SCHWARTZ, Joshua, Department of Geological Sciences, California State University Northridge, 18111 Nordhoff Street, Northridge, CA 91330-8266
Handouts
  • BrackmanSchwartz_EvaluatingDiscrepancies2021.pdf (5.7 MB)
  • 134
    SLAB VS CRUSTAL MELTING: IMPLICATIONS FOR THE SR/Y SIGNATURE IN ARC MAGMAS
    HERNÁNDEZ URIBE, David, Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI 48103 and HOLDER, Robert, Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI 48109
    95-8
    135
    Withdrawn
    136
    ZIRCON U-PB GEOCHRONOLOGY AND HF ISOTOPIC COMPOSITIONS OF AMA DRIME MIGMATITIC GNEISSES: IMPLICATIONS FOR THE ASSEMBLY OF THE PALEOPROTEROZOIC SUPERCONTINENT COLUMBIA
    WEST, David, Earth, Environmental and Resource Sciences, univeristy of Texas at El Paso, 500 W University Ave,, El Paso, TX 79968, MAHAR, Munazzam Ali, Geological Sciences, University of Texas at El Paso, 500 W, University Av, El Paso, TX 79968, GOODELL, Philip, Geological Sciences, University of Texas at El Paso, 500 W University Ave, El Paso, TX 79968 and MAHÉO, Gweltaz, 2 rue Dubois 69622, villerbanne, France
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