V31F:
Accelerated and Punctuated: Using Geochronology, Diffusion Modeling, and Numerical Models to Understand Magmatic Processes I

Session ID#: 2498

Wednesday, 17 December 2014: 8:00 AM-10:00 AM
308 (Moscone_South)
Chairs:  Ilya Bindeman, University of Oregon, Department of Earth Sciences, Eugene, OR, United States, Mark David Schmitz, Boise State University, Department of Geosciences, Boise, United States and Jeremy W Boyce, University of California Los Angeles, Los Angeles, CA, United States
Primary Convener:  Ilya Bindeman, University of Oregon, Department of Earth Sciences, Eugene, OR, United States
Co-Convener:  Christy B. Till, Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States
OSPA Liaison:  Christy B. Till, Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States
Co-Sponsor(s):
  • NH - Natural Hazards
  • T - Tectonophysics
Index Terms:
Virtual Option?: No

Abstracts Submitted to this Session:

Magmas, Mushes and Mobility: Thermal Histories of Magma Reservoirs from Combined U-Series and Diffusion Ages (Invited) (4087)
Kari M Cooper1, Allison E Rubin1, Kevin Schrecengost1, Adam JR Kent2 and Christian Huber3, (1)University of California Davis, Earth and Planetary Sciences, Davis, CA, United States, (2)Oregon State University, College of Earth, Ocean and Atmospheric Sciences, Corvallis, OR, United States, (3)Gerogia Tech, Atlanta, United States
Using Li Diffusion to Track Thermal Histories within Single Zircon Crystals (10856)
Allison E Rubin1, Kari M Cooper1, Adam JR Kent2, Fidel Costa Rodriguez3 and Christy B. Till4, (1)University of California Davis, Earth and Planetary Sciences, Davis, CA, United States, (2)Oregon State University, College of Earth, Ocean and Atmospheric Sciences, Corvallis, OR, United States, (3)Asian School of the Environment, Singapore, Singapore, (4)Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States
Experimental and numerical simulations of Li isotope fractionation during H2O degassing of rhyolitic magma (26830)
Kenneth T Koga1, Didier Laporte1, Estelle F Rose-Koga2 and Nicolas Cluzel3, (1)Univ. Blaise Pascal-OPGC-CNRS, Clermont-Ferrand, France, (2)Université Clermont Auvergne, CNRS, IRD, OPGC, Laboratoire Magmas et Volcans, Aubiere, France, (3)Laboratoire Magmas et Volcans, Université Clermont Auvergne, CNRS, IRD, OPGC, Clermont-Ferrand, France
Diffusion modeling in olivine: influence of 3D crystal shape and zoning style on extracted timescales (Invited) (3852)
Thomas Shea1, Fidel Costa Rodriguez2, Daniel Krimer2 and Julia E Hammer3, (1)University of Hawaiʻi at Mānoa, Honolulu, United States, (2)Earth Observatory of Singapore, Singapore, Singapore, (3)University of Hawaii at Manoa, Earth Sciences, Honolulu, HI, United States
When Is a Diffusion Profile Not a Diffusion Profile? the Importance of Initial State Assumptions in Diffusion Modelling (Invited) (3821)
Dan J Morgan1, Katy J Chamberlain2, Maren Kahl1, Nicola J Potts3, Matthew J Pankhurst1 and Colin J N Wilson4, (1)The University of Leeds, Leeds, United Kingdom, (2)University of Durham, Department of Earth Sciences, Durham, United Kingdom, (3)Open University, CEPSAR, Milton Keynes, United Kingdom, (4)Victoria University of Wellington, Wellington, New Zealand
Feg-EPMA and Nanosims Profiles of Zoned Crystals for Diffusion Chronometry (Invited) (4672)
Kate Saunders1,2, Ben Buse3, Matt R Kilburn4, Stuart Kearns3 and Jon D Blundy3, (1)Uppsala University, Department of Earth Sciences, Uppsala, Sweden, (2)University of Edinburgh, Edinburgh, United Kingdom, (3)University of Bristol, School of Earth Sciences, Bristol, United Kingdom, (4)University of Western Australia, Centre for Microscopy, Characterisation and Analysis & ARC Centre of Excellence for Core to Crust Fluid Systems, Crawley, WA, Australia
Timescales of Magmatic Processes Preceding Eruption in a Large, Extraordinarily Restless, Silicic Magma System (27241)
Nathan L Andersen, University of Wisconsin Madison, Madison, WI, United States, Fidel Costa Rodriguez, Earth Observatory of Singapore, Singapore, Singapore and Brad S Singer, University of Wisconsin-Madison, Department of Geoscience, Madison, United States
Multicomponent Diffusion between Felsic and Silicic Melts: Insights from Tektites and Experiments (14399)
Catherine A. Macris1, Paul D Asimow2, Youxue Zhang3, James Badro4, Edward M Stolper5 and John M Eiler5, (1)California Institute of Technology, Pasadena, United States, (2)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States, (3)Univ of Mich- Earth & Env Sci, Ann Arbor, United States, (4)Université Paris Cité, Institut de Physique du Globe de Paris, CNRS, Paris, France, (5)California Institute of Technology, Pasadena, CA, United States