Chairs: Ulrich Kueppers, Ludwig Maximilian University of Munich, Earth & Environmental Sciences, Munich, Germany and Benjamin James Andrews, Smithsonian Institution, Washington, DC, United States
Primary Conveners: Ulrich Kueppers, Ludwig Maximilian University of Munich, Earth & Environmental Sciences, Munich, Germany
Co-conveners: Benjamin James Andrews, Smithsonian, NMNH, Washington, DC, United States
OSPA Liaisons: Benjamin James Andrews, Smithsonian, NMNH, Washington, DC, United States
Geospatial and statistical analysis of volcanic ash leachate data from Mt. St. Helens
Paul M Ayris1, Pierre Delmelle2, Benoît Pereira2, David E Damby1, Adam J Durant3, Elena Charlene Maters2 and Donald B Dingwell1, (1)Ludwig Maximilian University of Munich, Earth & Environmental Sciences, Munich, Germany, (2)Université Catholique de Louvain, Louvain-La-Neuve, Belgium, (3)University of Oslo, Centre for Earth Evolution and Dynamics, Oslo, Norway
Evidence of a complex shallow reservoir network from micro-textural observations of the scoria products of the 1085 AD Sunset Crater eruption
Fabrizio Alfano1, Laura Pioli2, Amanda B Clarke1, Michael H Ort3, Kurt Roggensack4 and Stephen Self5, (1)Arizona State University, Tempe, AZ, United States, (2)University of Geneva, Geneva, Switzerland, (3)Northern Arizona University, Flagstaff, AZ, United States, (4)Arizona State Univ, Tempe, AZ, United States, (5)Organization Not Listed, Washington, DC, United States
The 1845 Eruption of Hekla, Iceland: Fragmentation and Vesiculation Processes
Jonas Gudnason, University of Iceland, Reykjavik, Iceland, Thor Thordarson, University of Iceland, Nordic Volcanological Center, Institute of Earth Sciences, Reykjavik, Iceland and Bruce F Houghton, Univ Hawaii Manoa, SOEST, Honolulu, HI, United States
From pumice to obsidian: eruptive behaviors that produce tephra-flow dyads. II- The 114ka trachyte eruption at Pu’u Wa’awa’a (Hawai’i).
Tanis Coralee Leonhardi1, Thomas Shea1, Thomas Giachetti2, Jessica F Larsen3 and Amanda N Lindoo3, (1)University of Hawaii at Manoa, Geology and Geophysics, Honolulu, HI, United States, (2)Rice UNiversity, Houston, TX, United States, (3)University of Alaska Fairbanks, Anchorage, AK, United States
Sintering of Glass in Hydrous Atmospheres and its Implications for Welding of Volcanic Deposits
Felix W. von Aulock, University of Liverpool, Liverpool, United Kingdom, Fabian B Wadsworth, Ludwig Maximilian University of Munich, Munich, Germany, Yan Lavallée, Univ of Liverpool, Liverpool, United Kingdom and Jeremie Vasseur, LMU Munich, Munich, Germany
Vesicularity variation to pyroclasts from silicic eruptions at Laguna del Maule volcanic complex, Chile
Heather Michelle Nicholson Wright1, Judy Fierstein2, Alvaro Amigo3 and Jonathan Miranda1, (1)USGS Cascades Volcano Observatory, Vancouver, WA, United States, (2)US Geological Survey, Menlo Park, CA, United States, (3)Servicio Nacional de Geologia y Mineria - SERNAGEOMIN, Talca, Chile
Pyroclastic Flow (Post-)Emplacement Thermal History Derived From Titanomagnetite Curie Temperatures: Mt. St. Helens and Soufrière Hills as Test Cases
Julie Bowles1, Mike Jackson2, Sophie-Charlotte Luise Leonore Lappe1, Peter Solheid2 and Adam J Stinton3, (1)University of Wisconsin Milwaukee, Geosciences, Milwaukee, WI, United States, (2)University of Minnesota Twin Cities, Institute for Rock Magnetism, Minneapolis, MN, United States, (3)Montserrat Volcano Observatory, Flemmings, Montserrat
The characteristics of coignimbrite deposits and inferences for their formation
Samantha L Engwell, National Institute of Geophysics and Volcanology, Sezione di Pisa, Rome, Italy, Julia Eychenne, University of Bristol, Department of Earth Science, Bristol, United Kingdom, Sabine Wulf, Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Section 5.2: Climate Dynamics and Landscape Evolution, Potsdam, Germany and Mattia De' Michieli Vitturi, INGV National Institute of Geophysics and Volcanology, Sezione di Pisa, Rome, Italy
Large-scale volcaniclastic turbidites from subaerial caldera-forming eruptions at Dominica: insights from IODP site U1398 cores
Fukashi Maeno1, Osamu Ishizuka2, Kyoko Kataoka3, Anne Le Friant4, Georges Boudon4 and Benoit Villemant4, (1)Univ Tokyo, Tokyo, Japan, (2)Geological Survey of Japan, Tsukuba, Ibaraki, Japan, (3)Niigata University, Niigata, Japan, (4)Institut de Physique du Globe de Paris, Paris, France
Settling dynamics of basaltic (Etna) and trachytic (Laacher See) ash particles: insight from laboratory high speed imaging
Daniele Andronico1, Elisabetta Del Bello2, Alix Vu Duc3, Antonio Cristaldi1, Ulrich Kueppers4, Tullio Ricci2, Piergiorgio Scarlato2, Simona Scollo1 and Jacopo Taddeucci2, (1)INGV National Institute of Geophysics and Volcanology, Osservatorio Etneo, Sezione di Catania, Catania, Italy, (2)INGV National Institute of Geophysics and Volcanology, Rome, Italy, (3)Université catholique de Louvain, Croix du Sud 2 bte L7.05.10, B-1348, Earth & Life Institute, Louvain-la-Neuve, Belgium, (4)Ludwig Maximilian University of Munich, Earth & Environmental Sciences, Munich, Germany