V13E:
What Can Pyroclasts Tell Us? I

Monday, 15 December 2014: 1:40 PM-3:40 PM
Chairs:  Benjamin James Andrews, Smithsonian Institution, Washington, DC, United States and Corrado Cimarelli, LMU Munich, Munich, Germany
Primary Conveners:  Ulrich Kueppers, Ludwig Maximilian University of Munich, Earth & Environmental Sciences, Munich, Germany
Co-conveners:  Benjamin James Andrews, Smithsonian Institution, Washington, DC, United States
OSPA Liaisons:  Ulrich Kueppers, Ludwig Maximilian University of Munich, Earth & Environmental Sciences, Munich, Germany

Abstracts Submitted to this Session:

1:40 PM
 
Variations in Pyroclast Porosity: The 2010 Gunung Merapi Eruption
Kimberly D Genareau, University of Alabama, Tuscaloosa, AL, United States, Shane J Cronin, Massey University, Palmeston North, New Zealand and Gert Lube, Massey University, Institute of Environment and Agriculture, Palmeston North, New Zealand
1:55 PM
 
Some Ideas to Improve Pyroclast Density and Vesicularity Data Analysis
Benjamin Bernard1, Ulrich Kueppers2 and Hugo David Ortiz1, (1)Instituto Geofísico de la Escuela Politécnica Nacional, Quito, Ecuador, (2)Ludwig Maximilian University of Munich, Earth & Environmental Sciences, Munich, Germany
2:10 PM
 
Dispersal of Historical Subplinian-Plinian Explosive Eruptions of Hekla Volcano, Iceland
Maria H Janebo1, Bruce F Houghton1, Thor Thordarson2 and Gudrun Larsen3, (1)University of Hawaii at Manoa, Honolulu, HI, United States, (2)University of Iceland, Nordic Volcanological Center, Institute of Earth Sciences, Reykjavik, Iceland, (3)University of Iceland, Reykjavik, Iceland
2:25 PM
 
Reconstruction of a Phreatic Explosion from Block Dispersion Modeling at King’s Bowl, Idaho
Shannon E Kobs-Nawotniak1, Derek W.G. Sears2, Scott S Hughes3, Christian Borg1, Hazel Sears2, J.R. Skok4, Richard C Elphic2, Darlene Sze Shien Lim2, Jennifer L Heldmann2, Christopher William Haberle5, Heather Guy1, Linda Kobayashi2, Brent Garry6, Catherine Neish7 and Kyeong J Kim2, (1)Idaho State University, Pocatello, ID, United States, (2)NASA Ames Research Center, Moffett Field, CA, United States, (3)Idaho State University, Idaho Falls, ID, United States, (4)Louisiana State University, Geology and Geophysics, Baton Rouge, LA, United States, (5)Arizona State University, Tempe, AZ, United States, (6)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (7)Florida Institute of Technology, Melbourne, FL, United States
2:40 PM
 
Advances in the Quantitative Characterization of the Shape of Ash-Sized Pyroclast Populations: Fractal Analyses Coupled to Micro- and Nano-Computed Tomography Techniques
Juanita Rausch1, Pierre Vonlanthen2 and Bernard H Grobety1, (1)University of Fribourg, Fribourg, Switzerland, (2)University of Lausanne, Institut des sciences de la Terre, Lausanne, Switzerland
2:55 PM
 
Viscous sintering of volcanic ash
Fabian B Wadsworth1, Bettina Scheu2, Jeremie Vasseur3, Hugh Tuffen4, Felix W. von Aulock5, Yan Lavallée6, Kai-Uwe Hess1 and Donald B Dingwell2, (1)Ludwig Maximilian University of Munich, Munich, Germany, (2)Ludwig Maximilian University of Munich, Earth & Environmental Sciences, Munich, Germany, (3)LMU Munich, Munich, Germany, (4)University of Lancaster, Lancaster, LA1, United Kingdom, (5)University of Liverpool, Liverpool, United Kingdom, (6)Univ of Liverpool, Liverpool, United Kingdom
3:10 PM
 
Anatomy of a strombolian plume: inferences from particle data
Maxime Bombrun1, Andrew John Lang Harris1, Vincent Barra2, Lucia Gurioli3 and Jean Battaglia3, (1)Laboratoire Magmas et Volcans, Clermont-Ferrand Cedex, France, (2)Clermont Université, LIMOS, Clermont Ferrand, France, (3)Laboratoire Magmas et Volcans, Clermont Ferrand, France
3:25 PM
 
3-D Velocimetry of Strombolian Explosions
Jacopo Taddeucci1, Damien Gaudin1, Tim R Orr2, Piergiorgio Scarlato1, Bruce F Houghton3 and Elisabetta Del Bello1, (1)National Institute of Geophysics and Volcanology, Rome, Italy, (2)Hawaiian Volcano Observatory, USGS, Hawaii National Park, HI, United States, (3)Univ Hawaii Manoa, SOEST, Honolulu, HI, United States