Estimating the Durations, Rates and Depths of Magmatic Processes I Posters

Friday, 19 December 2014: 8:00 AM-12:20 PM
Chairs:  Albrecht Von Quadt, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland and Philipp Ruprecht, Lamont Doherty Earth Obs., Palisades, NY, United States
Primary Conveners:  Georg F Zellmer, Massey University, Soil & Earth Sciences Group, IAE, Palmeston North, New Zealand
Co-conveners:  Olivier Bachmann1, Albrecht Von Quadt1 and Philipp Ruprecht2, (1)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland(2)Lamont Doherty Earth Obs., Palisades, NY, United States
OSPA Liaisons:  Mary R Reid, Northern Arizona University, Flagstaff, AZ, United States

Abstracts Submitted to this Session:

LA-ICP-MS Pb–U Dating of Young Zircons from the Kos–Nisyros Volcanic Centre, SE Aegean Arc (Greece)
Marcel Guillong, Albrecht Von Quadt, Irena Peytcheva and Olivier Bachmann, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
U–Pb Dating of CA/non-CA Treated Zircons Obtained by LA-ICP-MS and CA-TIMS Techniques: Impact for their Geological Interpretation
Albrecht Von Quadt, Daniela Gallhofer, Marcel Guillong and Irena Peytcheva, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
Evidences for Long Residence Time for the Miocene Silicic Ignimbrites of the Pannonian Basin, Eastern-Central Europe: Constrains from In-Situ U-Pb Zircon Dating
Réka Lukács1, Szabolcs Harangi1,2, Olivier Bachmann3, Marcel Guillong3 and Laszlo Fodor4, (1)MTA-ELTE Volcanology Research Group, Budapest, Hungary, (2)Department of Petrology and Geochemistry, Eötvös Loránd University, Budapest, Hungary, (3)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, (4)Hungarian Academy of Sciences, Budapest, Hungary
Deflation and Deformation of the Askja Caldera Complex, Iceland, Since 1983: Strain and Stress Development on Caldera Boundaries Prior to Tsunami Generating Rockslide in 2014 at Lake Öskjuvatn
Freysteinn Sigmundsson1, Vincent Drouin1, Michelle Parks1, Stephanie Dumont1, Elias Rafn Heimisson2, Asta Rut Hjartardottir2, Pall Einarsson2, Armann Hoskuldsson2, Bryndis Brandsdottir2, Thorsteinn Saemundsson2, Tomas Johannesson3, Jon Kristinn Helgason3, Erik C Sturkell4, Rikke Pedersen2, Andrew J Hooper5, Karsten Spaans5, Christian Minet6 and Magnus Tumi Gudmundsson1, (1)University of Iceland, Nordic Volcanological Center, Institute of Earth Sciences, Reykjavik, Iceland, (2)University of Iceland, Reykjavik, Iceland, (3)Icelandic Meteorological Office, Reykjavik, Iceland, (4)University of Gothenburg, Gothenburg, Sweden, (5)University of Leeds, Leeds, United Kingdom, (6)German Aerospace Center Oberpfaffenhofen, Oberpfaffenhofen, Germany
U-Pb, O and Hf isotope evidence of duration, sources and crustal signatures during granite batholith magmatism in the Ross Orogen, Antarctica
Christopher M Fanning1, John W Goodge2, Christopher M Fisher3, Jeffrey D. Vervoort3 and Michael J Buschette2, (1)Australian National University, Canberra, Australia, (2)Univ Minnesota Duluth, Earth & Environmental Sciences, Duluth, MN, United States, (3)Washington State University, Pullman, WA, United States
Mineral chemistry and U-series geochronology reveal timescales of differentiation for late Pleistocene peraluminous rhyolite erupted from Hayes Volcano, Alaska
Michelle L Coombs1, Jorge A Vazquez2, Leslie A Hayden2 and Andrew T Calvert3, (1)Alaska Volcano Observatory Anchorage, Anchorage, AK, United States, (2)USGS, Menlo Park, CA, United States, (3)U.S. Geological Survey, Menlo Park, CA, United States
Crystal Mush History at the Unzen Volcanic Complex of Southwestern Japan, determined using U-series Zircon Geochronology
Bethany Simone Murphy1, Shanaka L de Silva1, Shinji Takarada2 and Axel K Schmitt3, (1)Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States, (2)Geological Survey Japan, AIST, Tsukuba, Japan, (3)University of California Los Angeles, Department of Earth, Planetary, and Space Sciences, Los Angeles, CA, United States
Relationship of magma storage, recharge, mixing, and eruption from U-series crystallization ages and diffusion timescales at Lassen Volcanic Center, CA
Kevin Schrecengost1, Kari M Cooper1 and Fidel Costa Rodriguez2, (1)University of California Davis, Earth and Planetary Sciences, Davis, CA, United States, (2)Nanyang Technological University, Earth Observatory of Singapore, Singapore, Singapore
The Dynamics of the Post-Caldera Magmatic System at Yellowstone: Insights from Age, Trace Element, and Isotopic Data of Zircon and Sanidine
Mark E Stelten1, Kari M Cooper1, Jorge A Vazquez2, Andrew T Calvert2, Justin J Glessner1, Josh Wimpenny1 and Qing-Zhu Yin1, (1)Univ of California, Davis, Earth and Planetary Sciences, Davis, CA, United States, (2)USGS, Menlo Park, CA, United States
Storage Conditions of Large Silicic Magmatic Systems: Gauging Melt Evolution from Melt Inclusions Hosted in Different Phenocryst Phases
Stephanie B Grocke1, Shanaka L de Silva2, Paul J Wallace3, Adam JR Kent2, Richard L Hervig4, Benjamin James Andrews1 and Elizabeth Cottrell1, (1)Smithsonian, NMNH, Washington, DC, United States, (2)Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States, (3)University of Oregon, Eugene, OR, United States, (4)Arizona State University, Tempe, AZ, United States
Using Zircon-Hosted Melt Inclusions to Track the Late Volatile Evolution of the 74 ka Youngest Toba Tuff, Sumatra
Allan H Lerner, Oregon State University, Corvallis, OR, United States and Adam JR Kent, Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States
Seismic Structure Beneath Taal Volcano, Philippines
Shuei-Huei You, Department of Geoscience, National Taiwan University, Taipei, Taiwan, Yuancheng Gung, NTU National Taiwan University, Taipei, Taiwan, Konstantinos I Konstantinou, NCU National Central University of Taiwan, Jhongli, Taiwan and Cheng-Horng Lin, Academia Sinica, Taipei, Taiwan
Pressure Source Model for Ground Inflation during the Periods of High Explosivity at Sakurajima Volcano in Japan – Combination Analysis of GPS, Tilt, and Strain Data –
Kohei Hotta1, Masato Iguchi2, Takahiro Ohkura1 and Keigo Yamamoto2, (1)Kyoto University, Kyoto, Japan, (2)Sakurajima Volcanic Observatory, Kagoshima, Japan
Rapid Ascent of Aphyric Mantle Melts through the Overriding Crust in Subduction Zones: Evidence from Variable Uranium-Series Disequilibria, Amorphous Hydrous Alteration Microtextures in Crystal Rims, and Two-Pyroxene Pseudo-Decompression Paths
Georg F Zellmer1, Heye Freymuth2, Hui-Ho Hsieh3, Shyh-Lung Hwang4, Yoshiyuki Iizuka3, Christian A Miller5, Kenneth Howard Rubin5, Naoya Sakamoto6 and Hisayoshi Yurimoto6, (1)Massey University, Soil & Earth Sciences Group, IAE, Palmeston North, New Zealand, (2)University of Bristol, School of Earth Sciences, Bristol, United Kingdom, (3)Academia Sinica, Institute of Earth Sciences, Taipei, Taiwan, (4)National Dong Hwa University, Department of Materials Science and Engineering, Hualien County, Taiwan, (5)Univ Hawaii, Department of Geology & Geophysics, SOEST, Honolulu, HI, United States, (6)Hokkaido University, Division of Earth and Planetary Sciences, Sapporo, Japan
The Sub-Crustal Magma Chamber Existence and Magma Ascent Rate for Klyuchevskoy Volcano (Kamchatka): Constrains from Ni Zonation in Olivine Phenocrysts
Maxim Gavrilenko, Rutgers University New Brunswick, New Brunswick, NJ, United States and Alexey Ozerov, Institute of Volcanology and Seismology, Petropavlovsk Kamcha, Russia
Reconstructing CO2 concentrations in basaltic melt inclusions from Cascade cinder cones using Raman analysis of vapor bubbles
Ellen Marie Aster1, Paul J Wallace1, Lowell Moore2, Esteban Gazel3 and Robert J Bodnar3, (1)University of Oregon, Eugene, OR, United States, (2)Virginia Polytech State University, Blacksburg, VA, United States, (3)Virginia Tech, Blacksburg, VA, United States
High Precision 40Ar/39Ar Geochronology of Servilleta Basalts of the Rio Grande Gorge, New Mexico
Michael A Cosca, USGS, Denver, CO, United States, Ren A Thompson, USGS, Lakewood, CO, United States and Kenzie J Turner, US Geological Survey, Denver, CO, United States
Using high-precision 40Ar/39Ar geochronology to understand volcanic hazards within the Rio Grande rift and along the Jemez lineament, New Mexico
Matthew J Zimmerer1, William C. McIntosh2, Matthew Thomas Heizler3 and John Lafferty3, (1)New Mexico Bureau of Geology and Mineral Resouces, Socorro, NM, United States, (2)New Mexico Institute Mining & Tech, Socorro, NM, United States, (3)New Mexico Institute of Mining and Technology, Socorro, NM, United States
The Timing of Early Magmatism and Extension in the Southern East African Rift: Tracking Geochemical Source Variability with 40Ar/39Ar Geochronology at the Rungwe Volcanic Province, SW Tanzania
Gary T Mesko1,2, Cornelia Class2, Melania D Maqway3, Nelson Boniface3, Shukrani Manya3 and Sidney R Hemming1,2, (1)Columbia University in the City of New York, Department of Earth and Environmental Sciences, New York, NY, United States, (2)Lamont Doherty Earth Observatory, Palisades, NY, United States, (3)University of Dar es Salaam, Dar es Salaam, Tanzania
Chemistry and chronology of magmatic processes, Central Kenya Peralkaline province, East African Rift
Elizabeth Anthony, Univ Texas El Paso, El Paso, TX, United States, Alan L Deino, Berkeley Geochronology Center, Berkeley, CA, United States, John Charles White, Eastern Kentucky University, Richmond, KY, United States and Peter A. Omenda, geothermal development corporation, Nairobi, Kenya
The Effect of fO2 on Partition Coefficients of U and Th between Garnet and Silicate Melt
Fang Huang1, Zhiwei He1, Max W Schmidt2 and Qiuli Li3, (1)USTC University of Science and Technology of China, Hefei, China, (2)ETH Zurich, Zurich, Switzerland, (3)IGG Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China
Timescales of Porphyry Cu Formation: Bajo de la Alumbrera, NW Argentina
Yannick Buret, Albrecht Von Quadt, Christoph A Heinrich and Irena Peytcheva, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland