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GSA Annual Meeting in Indianapolis, Indiana, USA - 2018

Session No. 89
Monday, 5 November 2018: 8:00 AM-12:00 PM
Room 240-241 (Indiana Convention Center)

T138. Magmas Assemble! Petrologic, Geochemical, Chronologic, and Geophysical Insights into the Architecture and Timescales of Magmatic Systems

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geophysics and Geodynamics Division

 

Ken Brown and Claire McLeod, Advocates
Paper #
Start Time
89-1
8:00 AM
UNDERSTANDING ASSEMBLY AND STORAGE OF MAGMAS AT MOUNT ST. HELENS USING CHEMISTRY, TEXTURES, AND AGES OF CRYSTAL-RICH INCLUSIONS (Invited Presentation)
CLAIBORNE, Lily L.1, SHARP, Emily1, BARAN, Amelia K.1, MILLER, Calvin F.2 and BRADSHAW, Richard W.1, (1)Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, (2)Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235
89-2
8:15 AM
A MULTI-MINERAL PETROCHRONOLOGIC APPROACH FOR UNDERSTANDING CRYSTAL-RICH RHYOLITIC MAGMA SYSTEMS: AN EXAMPLE FROM THE MIOCENE APACHE LEAP TUFF, CENTRAL AZ
MOHR, Michael T., Department of Geosciences, Boise State University, Boise, ID 83706-3745, SCHMITZ, Mark D., Department of Geosciences, Boise State University, 1910 University Drive, Boise, ID 83725, JICHA, Brian R., Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706 and FODOR, R.V., North Carolina State University, Raleigh, NC 27695
89-3
8:30 AM
INSIGHTS INTO MIDDLE TO LATE JURASSIC MAGMATISM WITHIN THE SIERRA NEVADA ARC AS RECORDED BY TRACE ELEMENT COMPOSITIONS OF DETRITAL ZIRCON
CLEMENS-KNOTT, Diane, Department of Geological Sciences, California State University Fullerton, Fullerton, CA 92831, SURPLESS, Kathleen DeGraaff, Department of Geosciences, Trinity University, One Trinity Place, San Antonio, TX 78212, BARTH, Andrew P., Earth Sciences, Indiana University-Purdue University Indianapolis, Indianapolis, IN 46202 and WOODEN, J.L., U.S. Geological Survey, Retired, Menlo Park, CA 94025
89-4
8:45 AM
2018 JOHN A. BLACK AWARD: TOWARD DEVELOPING A CONCEPTUAL MODEL OF MAGMATISM AT MEDICINE LAKE VOLCANO, NORTHERN CALIFORNIA, USA
MOLISEE, Danielle, GERMA, Aurelie, CHARBONNIER, Sylvain, CONNOR, Charles and CONNOR, Laura, School of Geosciences, University of South Florida, 4202 E. Fowler Avenue, NES 107, Tampa, FL 33620-5550
89-5
9:00 AM
AGE OF ZIRCON: WHAT IS REALLY BEING RECORDED IN INTERMEDIATE-TO-SILICIC ARC VOLCANIC ROCKS? (Invited Presentation)
KLEMETTI, Erik W.1, KENT, Adam J.R.2, CLYNNE, Michael A.3, BERTOLETT, Elisabeth4, HERNANDEZ, Lindsey D.5 and HERROLD, Emily N.1, (1)Geosciences, Denison University, 100 W College St., Granville, OH 43023, (2)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, (3)Volcano Hazards Team, USGS, Menlo Park, CA 94025, (4)Geological Sciences, University of Canterbury, Christchurch, 8041, New Zealand, (5)Geosciences, Denison University, Granville, OH 43023
89-6
9:15 AM
UNDERSTANDING THE LONG-TERM THERMAL CONDITIONS OF MAGMA STORAGE IN THE CRUST: ARE WE THERE YET?
KENT, Adam J.R.1, BRADSHAW, Richard W.2, LUBBERS, Jordan1, COOPER, Kari M.3, HUBER, Christian4 and DE SILVA, Shan5, (1)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, (2)College of Earth, Ocean & Atmospheric Sciences, Oregon State University, 104 Wilkinson Hall, Corvallis, OR 97331; Department of Geosciences, Oregon State University, Wilkinson Hall 104, Corvallis, OR 97331, (3)Earth and Planetary Sciences, UC Davis, 1 Shields Ave, Davis, CA 95616, (4)Department of Earth, Environmental & Planetary Science, Brown University, 324 Brook St., Box 1846, Providence, RI 02912, (5)Department of Geosciences, Oregon State University, Wilkinson Hall 104, Corvallis, OR 97331; College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331
89-7
9:30 AM
VARIABLE TIMESCALES AND MAGMA STORAGE CONDITIONS FOR THREE MAJOR PLEISTOCENE IGNIMBRITES, HOKKAIDO, JAPAN
PITCHER, Bradley W., Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37240 and GUALDA, Guilherme A.R., Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235
 
9:45 AM
Break
89-8
10:00 AM
THE PRE-ERUPTIVE PLUMBING SYSTEM OF INTERMEDIATE MAGMAS FROM THE MOGOLLON-DATIL VOLCANIC FIELD: INSIGHTS FROM PYROXENE AND PLAGIOCLASE MINERAL CHEMISTRY AND GEOTHERMOBAROMETRY
MICHELFELDER, Gary S., O'DOWD, Conor L. and BENZ, Brooke E., Department of Geography, Geology, and Planning, Missouri State University, 901 S. National Ave., Springfield, MO 65897
89-9
10:15 AM
SYNERGISTIC COUPLING OF QUARTZ TITANIUM ZONING AND MELT INCLUSION COMPOSITIONS: UTILIZING THE QUARTZ GROWTH RECORD TO ELUCIDATE MAGMATIC ASSEMBLY AND STORAGE OF THE YOUNGEST TOBA TUFF, INDONESIA
TIERNEY, Casey R.1, REID, Mary R.1, BURNS, Dale H.2 and CHESNER, Craig A.3, (1)School of Earth and Sustainability, Northern Arizona University, Flagstaff, AZ 86011, (2)School of Earth, Energy, and Environmental Sciences, Stanford University, 450 Serra Mall, Stanford, CA 94305, (3)Geology/Geography, Eastern Illinois University, 600 Lincoln Avenue, Charleston, IL 61920
89-10
10:30 AM
INSIGHTS INTO THE MAGMATIC ASSEMBLY OF A VOLUMINOUS, LOW δ18O, AND STRONGLY TRACE ELEMENT ZONED HIGH-SILICA RHYOLITE BODY: THE DEVINE CANYON TUFF, OREGON
ISOM, Shelby Lee, Department of Geology and Geography, West Virginia University, 330 Brooks Hall, 98 Beechurst Ave., Morgantown, WV 26506, SHAFER, Erik, Department of Geology, Portland State Univeristy, Portland, OR 97207 and STRECK, Martin J., Department of Geology, Portland State University, 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97207-0751
Handouts
  • Isom_TheDevineCanyonTuff.pdf (5.9 MB)
    • 89-11
    10:45 AM
    SILICIC CUMULATES: FACT OR FICTION?
    DEERING, Chad D., GMES, Michigan Technological University, 1400 Townsend Dr., Dow 630, Houghton, MI 49931
    89-12
    11:00 AM
    THE TIME-TRANSGRESSIVE SANAK-BARANOF PLUTONIC BELT, ALASKA: A TALE OF DIACHRONOUS TIMING OF FORE-ARC BURIAL AND PLUTON EMPLACEMENT
    DAVIDSON, Cameron, Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057 and GARVER, John I., Geology, Union College, 807 Union Street, Schenectady, NY 12308
    89-13
    11:15 AM
    CONSTRAINING THE MID-TEMPERATURE THERMAL AND HYDROTHERMAL HISTORY OF THE BUSHVELD IGNEOUS COMPLEX: INSIGHTS FROM APATITE U-PB AND BIOTITE AR-AR GEOCHRONOLOGY
    SETERA, Jacob1, VANTONGEREN, Jill1, TURRIN, Brent1, SCHOENE, Blair2 and SWISHER III, Carl1, (1)Department of Earth and Planetary Sciences, Rutgers University, 610 Taylor Road, Piscataway, NJ 08854, (2)Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544
    89-14
    11:30 AM
    EMPLACEMENT AND DIFFERENTIATION OF THE BLACK STURGEON SILL, NIPIGON, ONTARIO
    ZIEG, Michael J., Geography, Geology, and the Environment, Slippery Rock University, Slippery Rock, PA 16057 and WALLRICH, Blake M., Department of Geography, Geology, and the Environment, Slippery Rock University of Pennsylvania, Slippery Rock, PA 16057
     
    11:45 AM
    Discussion
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