Primary Conveners: Mattia Pistone, Smithsonian Institution - National Museum of Natural History, Mineral Sciences, Washington, DC, United States
Conveners: Benoit Taisne, Earth Observatory of Singapore, Singapore, Singapore, Olivier Bachmann, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland and Katherine J Dobson, Ludwig Maximilians University of Munich, Munich, Germany
Chairs: Benoit Taisne, Earth Observatory of Singapore, Singapore, Singapore and Katherine J Dobson, Ludwig Maximilians University of Munich, Munich, Germany
OSPA Liaisons: Olivier Bachmann, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
Under Pressure: New Geobarometer Developed to Determine Crystallization Conditions and Storage Depths of Intermediate Magmas (68417)
Lydia Harmon, Vanderbilt University, Nashville, TN, United States, Guilherme A R Gualda, Vanderbilt University, Earth and Environmental Sciences, Nashville, TN, United States, Mark S Ghiorso, OFM Research, Redmond, CA, United States and James Cowlyn, University of Canterbury, Christchurch, New Zealand
Determining Magma Mixing Duration Prior to the 1915 Eruption of Lassen Peak, California by Comparing Experimental Growth of Reaction Rims and Natural Olivine Crystals in Black Dacite (83969)
Nathan Arrow Graham, Humboldt State University, Arcata, CA, United States, Brandon Edward Schwab, Western Carolina University, Cullowhee, NC, United States, Jonathan M Castro, Johannes Gutenberg University of Mainz, Mainz, Germany and Michael A Clynne, USGS California Water Science Center Menlo Park, Menlo Park, CA, United States
Experimental Magma Mixing and Mingling in Volcanic Environments (79832)
Mickael Laumonier1, Daniele Morgavi2, Maurizio Petrelli3 and Diego Perugini2, (1)University of Bayreuth, Bayreuth, Germany, (2)University of Perugia, Perugia, Italy, (3)University of Perugia, Fisica e Geologia, Perugia, Italy
New Constraints on the Geochemistry of the Millennium Eruption of Mount Paektu (Changbaishan), Democratic People’s Republic of Korea/China (70471)
Kayla Iacovino1, Ju Song Kim2, Thomas W Sisson1, Jacob B Lowenstern1, Jong Nam Jang2, Kun Ho Song2, Hong Huan Ham2, Kuk Hun Ri3, Amy R Donovan4, Clive Oppenheimer4, James O S Hammond5, Kosima Weber Liu6 and Kum Ran Ryu7, (1)USGS, Menlo Park, CA, United States, (2)Earthquake Bureau, Pyongyang, North Korea, (3)State Scientific Academy, Pyongyang, North Korea, (4)University of Cambridge, Cambridge, United Kingdom, (5)Imperial College London, London, United Kingdom, (6)Environmental Education Media Project, Beijing, China, (7)Pyongyang International Information Center of New Technology and Economy, Pyongyang, North Korea
Magma mixing and degassing processes in the magma chamber of Gorely volcano (Kamchatka): evidence from whole-rock and olivine chemistry. (62593)
Maxim Gavrilenko, Rutgers University New Brunswick, New Brunswick, NJ, United States, Alexey Ozerov, Institute of Volcanology and Seismology, Petropavlovsk Kamcha, Russia, Alex Nikulin, Binghamton University, Binghamton, NY, United States and Victoria Kasimova, KB Geophysical Survey RAS, Petropavlovsk-Kamcha, Russia
Magnetotelluric Investigation of Melt Storage Beneath Okmok Caldera, Alaska (79716)
Ninfa L Bennington, University of Wisconsin, Madison, WI, United States, Paul Bedrosian, USGS, Denver, CO, United States, Kerry Key, Institute of Geophysics and Planetary Physics La Jolla, La Jolla, CA, United States and Georgianna Zelenak, Scripps Institution of Oceanography, La Jolla, CA, United States
Preliminary Shear Velocity Tomography of Mt St Helens, Washington from iMUSH Array (73610)
Kayla Crosbie1, Geoffrey A Abers1, Kenneth C Creager2, Seth C Moran3, Roger P Denlinger4 and Carl W Ulberg5, (1)Cornell University, Ithaca, NY, United States, (2)Applied Physics Laboratory University of Washington, Seattle, WA, United States, (3)USGS Central Region Offices Denver, Denver, CO, United States, (4)USGS, Cascades Volcano Observatory, Vancouver, WA, United States, (5)University of Washington Seattle Campus, Seattle, WA, United States
Storage of fluids and melts at subduction zones detectable by seismic tomography (62216)
Birger-G Luehr, Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany, Ivan Koulakov, IPGG SB RAS, Novosibirsk, Russia, Wolfgang Rabbel, University of Kiel, Kiel, Germany, Kirbani Sri Brotopuspito, Universitas Gadjah Mada, FMIPA, Sekip Unit III,, Yogyakarta, Indonesia and Surono Surono, Badan Geologi ESDM, Bandung, Indonesia
Double-Difference Earthquake Locations Using imaging Magma Under St. Helens (iMUSH) Data (66596)
Mitchell Christian Blair Williams, University of California Santa Cruz, Santa Cruz, CA, United States, Carl W Ulberg, University of Washington Seattle Campus, Seattle, WA, United States and Kenneth C Creager, Applied Physics Laboratory University of Washington, Seattle, WA, United States
Tomographic Imaging of the Magmatic System at Mount St. Helens with the iMUSH Broadband Array (66608)
Carl W Ulberg1, Kenneth C Creager1, Alan Levander2, Eric Kiser2, Seth C Moran3, Geoffrey A Abers4, Brandon Schmandt5, John Emilio Vidale1, Heidi Houston1, Roger P Denlinger3 and Mitchell Christian Blair Williams6, (1)University of Washington, Department of Earth and Space Sciences, Seattle, WA, United States, (2)Rice University, Earth Science Department, Houston, TX, United States, (3)USGS, Cascades Volcano Observatory, Vancouver, WA, United States, (4)Cornell University, Ithaca, NY, United States, (5)University of New Mexico Main Campus, Albuquerque, NM, United States, (6)University of California Santa Cruz, Santa Cruz, CA, United States
Magma-tectonic interactions in Kīlauea’s Southwest Rift Zone in 2006 through coupled geodetic/seismological analysis (73169)
Christelle Wauthier, Pennsylvania State University Main Campus, Department of Geosciences, University Park, PA, United States, Diana C Roman, Carnegie Institution of Washington, Department of Terrestrial Magnetism, Washington, DC, United States and Michael P Poland, USGS Cascades Volcano Observatory, Vancouver, WA, United States
Focal Mechanisms for Local Earthquakes within a Rapidly Deforming Rhyolitic Magma System, Laguna del Maule, Chile (74956)
Dana E Peterson1, Katie M Keranen1, Carlos Cardona2, Clifford H Thurber3 and Bradley S Singer4, (1)Cornell University, Ithaca, NY, United States, (2)OVDAS, Temuco, Chile, (3)Univ Wisconsin-Madison, Madison, WI, United States, (4)University of Wisconsin Madison, Madison, WI, United States
Intense Seismic Activity at Chiles and Cerro Negro Volcanoes on the Colombia-Ecuador Border (80706)
Roberto Armando Torres1, Oscar Cadena1, Diego Gomez1, Mario Calixto Ruiz2, Stephanie G Prejean3, John J Lyons4 and Randall A White5, (1)Servicio Geológico Colombiano Pasto, Pasto, Colombia, (2)Escuela Politecnica Nacional, Quito, Ecuador, (3)USGS Volcano Disaster Assistance Program, Anchorage, AK, United States, (4)Alaska Volcano Observatory - USGS, Anchorage, AK, United States, (5)USGS, Menlo Park, CA, United States
A Model to Forecast the Path of a Laterally Propagating Dike (70787)
Elias Rafn Heimisson1, Andrew J Hooper2 and Freysteinn Sigmundsson1, (1)University of Iceland, Nordic Volcanological Center, Institute of Earth Sciences, Reykjavik, Iceland, (2)University of Leeds, COMET, School of Earth and Environment, Leeds, United Kingdom
Numerical Simulation of Magma Reservoirs to Interpret Chrono-Chemical Signal (81289)
Oscar M Lovera, University of California Los Angeles, Earth and Space Sciences, Los Angeles, CA, United States, Mark Harrison, University of California Los Angeles, Los Angeles, CA, United States, Axel K Schmitt, Universität Heidelberg, Institut für Geowissenschaften, Heidelberg, Germany, Matthew M Wielicki, UCLA-Earth & Space, Los Angeles, CA, United States and Casey R Tierney, Northern Arizona University, Flagstaff, AZ, United States