V23F:
Stow or Blow? Magma Embryos, Plutons, and Eruptions I

Tuesday, 16 December 2014: 1:40 PM-3:40 PM
Chairs:  Matthew E Pritchard, Cornell University, Ithaca, NY, United States and Jillian Pearse, Universidad de los Andes, Bogotá, Colombia
Primary Conveners:  Matthew E Pritchard, Cornell University, Ithaca, NY, United States
Co-conveners:  Gary Michelfelder, Missouri State University, Springfield, MO, United States, Jillian Pearse, Universidad de los Andes, Bogotá, Colombia and Omar Bartoli, Università di Padova, Dipartimento di Geoscienze, Padova, Italy
OSPA Liaisons:  Matthew E Pritchard, Cornell University, Ithaca, NY, United States

Abstracts Submitted to this Session:

1:40 PM
 
Observations and models of ground deformation from the PLUTONS Project: Lazufre and Uturuncu, Central Andes
Scott T Henderson, Cornell University, Ithaca, NY, United States, Matthew E. Pritchard, Cornell University, Department of Earth and Atmospheric Sciences, Ithaca, NY, United States, Julie Elliott, Purdue University, West Lafayette, IN, United States, Rodrigo Del Potro, University of Bristol, Bristol, United Kingdom and Francisco Delgado, Cornell University, Earth and Atmospheric Sciences, Ithaca, NY, United States
1:55 PM
 
Transient surface deformation over thousand-year timescales at Uturuncu volcano, Bolivia
Jonathan P Perkins and Noah J Finnegan, University of California Santa Cruz, Santa Cruz, CA, United States
2:10 PM
 
Dynamics of the Active Altiplano Puna Magmatic Body: Large-Scale Melt Transport and Buoyant Upwelling
Mikel Diez, University of Bristol, Bristol, BS8, United Kingdom and Rodrigo Del Potro, University of Bristol, Bristol, United Kingdom
2:25 PM
 
Thermomechanics of Triggering the Eruption of Large Magma Reservoirs: The Effects of Buoyancy and Magma Recharge
Patricia M Gregg, University of Illinois at Urbana Champaign, Urbana, IL, United States, Eric B Grosfils, Pomona College, Claremont, CA, United States and Shanaka L de Silva, Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States
2:40 PM
 
Long-term evolution of erupted magma chemistry
Luca Caricchi, Université de Geneve, Geneva, Switzerland and Guy Simpson, University of Geneva, Geneva, Switzerland
2:55 PM
 
Modeling the Temporal Evolution of the Magma Chamber at Mount Hood (Oregon, USA)
Wim Degruyter1, Christian Huber1, Kari M Cooper2 and Adam JR Kent3, (1)Georgia Institute of Technology, Atlanta, GA, United States, (2)UC Davis, Davis, CA, United States, (3)Oregon State University, College of Earth, Ocean and Atmospheric Sciences, Corvallis, OR, United States
3:10 PM
 
Stow or Blow: The Perspective from Global Satellite Observations of Deformation.
Juliet Biggs1, Susanna K Ebmeier2, Matthew E Pritchard3, Tamsin A Mather2, R Stephen J Sparks4, Zhong Lu5 and Willy Aspinall6, (1)University of Bristol, Bristol, United Kingdom, (2)University of Oxford, Oxford, United Kingdom, (3)Cornell University, Ithaca, NY, United States, (4)University of Bristol, Bristol, BS8, United Kingdom, (5)Southern Methodist University, Dallas, TX, United States, (6)Organization Not Listed, Washington, DC, United States
3:25 PM
 
Ascent Rates from Melt Embayments: Insights into the Eruption Dynamics of Arc Volcanoes
Philipp Ruprecht1, Alexander S Lloyd1, Erik Hauri2, William I Rose3, Helge Martin Gonnermann4 and Terry A Plank1, (1)Lamont Doherty Earth Obs., Palisades, NY, United States, (2)DTM Carnegie Institution, Washington, DC, United States, (3)Michigan Technological Univ, Houghton, MI, United States, (4)Rice University, Houston, TX, United States