Session: Building the SZ4D Magmatic Drivers of Eruption Theme: Geologic Evidence from Active and Exhumed Arcs (GSA 2020 Connects Online)

Session No. 175

Thursday, 29 October 2020: 10:00 AM-12:00 PM

T35. Building the SZ4D Magmatic Drivers of Eruption Theme: Geologic Evidence from Active and Exhumed Arcs

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geophysics and Geodynamics Division; GSA Structural Geology and Tectonics Division; GSA International

Ayla S. Pamukcu, Terry A. Plank, Benjamin A. Black, Michael P. Eddy and Emily J. Chin, Advocates

Paper #

Start Time

175-1

10:00 AM

VOLCANIC GAS CHEMISTRY AND THERMODYNAMIC MODELING TO DETERMINE ERUPTION TRIGGERS (Invited Presentation)

IACOVINO, Kayla, Jacobs, NASA Johnson Space Center, 2101 E NASA Pkwy, Houston, TX 77058

175-2

10:15 AM

THERMOMECHANICAL MODELS AS A FRAMEWORK TO STUDY THE EVOLUTION OF MAGMA CHAMBERS USING CONSTRAINTS FROM PETROLOGY, GEOPHYSICS AND GEODESY (Invited Presentation)

TOWNSEND, Meredith¹, HUBER, Christian², SCHOLZ, Kathryn J.¹, O'HARA, Catherine¹, BACHMANN, Olivier³ and TROCH, Juliana², (1)Department of Earth Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, (2)Department of Earth, Environmental & Planetary Science, Brown University, 324 Brook St., Box 1846, Providence, RI 02912, (3)Institute of Geochemistry and Petrology, Department of Earth Sciences, ETH Zurich, Clausiusstrasse 25, Zurich, 8092, Switzerland

175-3

10:30 AM

GEOCHEMICAL AND PETROLOGIC INSIGHTS INTO MAGMATIC PROCESSES AT MOUNT ADAGDAK AND MOUNT MOFFETT, ADAK ISLAND, AK

BLATTER, Dawnika L.¹, LOEWEN, Matthew W.², DIETTERICH, Hannah R.², STELTEN, Mark E.¹ and MOSHREFZADEH, Jamshid³, (1)USGS, California Volcano Observatory, 345 Middlefield Road, Menlo Park, CA 94025-0000, (2)Alaska Volcano Observatory, U.S. Geological Survey, 4230 University Dr., Suite 100, Anchorage, AK 99508, (3)Alaska Volcano Observatory, U.S. Geological Survey, 4230 University Dr., Suite 100, Anchorage, AK 99508; Geophysical Institute, University of Alaska Fairbanks, 2156 Koyukuk Drive, Fairbanks, AK 99775

175-4

10:45 AM

CONSTRUCTION OF THE BEAR VALLEY INTRUSIVE SUITE, A TRANS-CRUSTAL MAGMA SYSTEM IN THE SIERRA NEVADA, CALIFORNIA (Invited Presentation)

KLEIN, Benjamin Z., Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139; Department of Earth and Environmental Sciences, Boston College, Devlin Hall, Chestnut Hill, MA 02467 and JAGOUTZ, Oliver, Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, MA 02139

175-5

11:00 AM

TEMPORAL EVOLUTION AND ELEVATED POST-LAST GLACIAL MAXIMUM MAGMA FLUX AT CALBUCO VOLCANO (41.3°S), SOUTHERN ANDES, CHILE

MIXON, Emily E.¹, SINGER, Brad S.¹, JICHA, Brian R.¹ and RAMIREZ, Adán², (1)Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton St., Madison, WI 53706, (2)SERNAGEOMIN, Departmento de Laboratorio, Til 1993, Ñuñoa, Chile

175-6

11:10 AM

CYCLES OF MAGMA RECHARGE AND ERUPTION TRIGGERING AT A HAZARDOUS ANDEAN ARC VOLCANO: EL MISTI, SOUTHERN PERU

TAKACH, Marie K.¹, TEPLEY III, Frank J.¹, HARPEL, Christopher J.², AGUILAR, Rigoberto³ and RIVERA, Marco⁴, (1)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, (2)U.S. Geological Survey Volcano Disaster Assistance Program, Cascades Volcano Observatory, Vancouver, WA 98683, (3)Observatorio Vulcanológico del INGEMMET, Instituto Geológico, Minero y Metalúrgico del Peru, Arequipa, Yanahuara, Peru, (4)Observatorio Vulcanológico del Sur, Instituto Geofísico del Perú, Arequipa, Cayma, Peru

175-7

11:20 AM

PETROLOGIC IMAGING OF THE ARCHITECTURE OF MAGMA RESERVOIRS FEEDING CALDERA-FORMING ERUPTIONS

BLACK, Benjamin Alexander, Department of Earth and Atmospheric Sciences, CUNY City College and CUNY Graduate Center, 160 Convent Avenue, New York, NY 10031 and ANDREWS, Benjamin J., Mineral Sciences, Smithsonian Institution, Washington, DC 20560

175-8

11:30 AM

MANTLE SOURCES INTERPRETED FROM MAFIC VOLCANOES ADJACENT TO THE ANDESITIC GOAT ROCKS VOLCANIC COMPLEX, SOUTHERN WASHINGTON CASCADES

WALL, Kellie T.¹, GRUNDER, Anita L.¹ and WEIS, Dominique², (1)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, (2)Earth, Ocean and Atmospheric Sciences, University of British Columbia, Pacific Centre for Isotopic and Geochemical Research, 2020-2207 Main Mall, Vancouver, BC V6T 1Z4, Canada

175-9

11:40 AM

GEOCHRONOLOGY AND PETROLOGY OF UPPER CRUSTAL MAFIC PLUTONS SUPPORT A MANTLE CONNECTION TO ARC MAGMATIC PRODUCTIVITY: EASTERN SIERRA NEVADA BATHOLITH, CA

LEWIS, Madeline J., BUCHOLZ, Claire E. and RYAN-DAVIS, Juliet, Division of Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125

175-10

11:50 AM

INCREMENTAL PLUTON EMPLACEMENT AND EVOLUTION OF TRANSCRUSTAL SYSTEMS; USING THE PLUTON-HOST ROCK SYSTEM TO RECONSTRUCT PAST INTRUSIVE COMPLEX FOOTPRINTS

SCHELAND, Cullen L.¹, PATERSON, Scott R.¹, MEMETI, Valbone² and ANGULO, Alejandra³, (1)Department of Earth Sciences, University of Southern California, 3651 Trousdale Parkway, Los Angeles, CA 90089-0740, (2)Department of Geological Sciences, California State University Fullerton, 800 N State College Blvd, Fullerton, CA 92831, (3)Department of Geosciences, Texas Tech University, 2500 Broadway, Lubbock, TX 79409

See more of: Technical Sessions

<< Previous Session | Next Session >>