V53D:
Estimating the Durations, Rates and Depths of Magmatic Processes II

Friday, 19 December 2014: 1:40 PM-3:40 PM
Chairs:  Georg F Zellmer, Massey University, Soil & Earth Sciences Group, IAE, Palmeston North, New Zealand and Olivier Bachmann, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
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:  Urs Schaltegger, University of Geneva, Earth Sciences, Geneva, Switzerland

Abstracts Submitted to this Session:

1:40 PM
V53D-01
 
Minutes to Millennia: Diffusion Methods in Subduction-Related Volcanism
Dan J Morgan1, Aidan Allan2, Colin J N Wilson2, Bruce L Charlier3 and Jon Davidson4, (1)The University of Leeds, Leeds, United Kingdom, (2)Victoria University of Wellington, Wellington, New Zealand, (3)Open University, Milton Keynes, United Kingdom, (4)University of Durham, Durham, United Kingdom
1:55 PM
V53D-02
 
226Ra-230Th Disequilibria in Magmas from Llaima and Lonquimay Volcanoes, Chile: On the Roles and Rates of Subvolcanic Magmatic Processes.
Olivier Reubi, University of Lausanne, Earth Sciences, Lausanne, Switzerland, Lauren B Cooper, ETH Zürich, Zürich, Switzerland, Mike A Dungan, University of Oregon, Eugene, OR, United States and Bernard Bourdon, Ecole Normale Supérieure Lyon, Lyon, France
2:10 PM
V53D-03
 
Mafic Recharge to a Zoned Magma Reservoir Centuries Prior to the 1835 Cosigüina Eruption
Marc-Antoine Longpre, CUNY Queens College, Flushing, NY, United States, John Stix, McGill University, Montreal, QC, Canada and Fidel Costa Rodriguez, Earth Observatory of Singapore, Singapore, Singapore
2:25 PM
V53D-04
 
Constraints on the timescales of magma degassing from chemical heterogeneity in rhyolites
Kim Berlo1, Hugh Tuffen2, Victoria Smith3, Jonathan M Castro4, David M Pyle5, Tamsin A Mather5 and Kalotina Geraki6, (1)McGill University, Montreal, QC, Canada, (2)University of Lancaster, Lancaster, LA1, United Kingdom, (3)University of Oxford, Oxford, United Kingdom, (4)Johannes Gutenberg University of Mainz, Mainz, Germany, (5)University of Oxford, Department of Earth Sciences, Oxford, United Kingdom, (6)Diamond Light Source, Harwell Science and Innovation Campus, Didcot, United Kingdom
2:40 PM
V53D-05
 
Zircon Age Distributions Provide Magma Fluxes in the Earth’s Crust
Luca Caricchi, Guy Simpson and Urs Schaltegger, University of Geneva, Earth Sciences, Geneva, Switzerland
2:55 PM
V53D-06
 
Zircon Record of the Plutonic-Volcanic Connection and Protracted Rhyolite Melt Extraction at Turkey Creek Caldera, Arizona
Chad Daniel Deering1, Blair Schoene2, C. Brenhin Keller2, Olivier Bachmann3, Rachel J Beane4 and Maria Ovtcharova5, (1)Michigan Technological University, Houghton, MI, United States, (2)Princeton University, Princeton, NJ, United States, (3)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, (4)Bowdoin College, Brunswick, ME, United States, (5)University of Geneva, Earth Sciences, Geneva, Switzerland
3:10 PM
V53D-07
 
Constrains on the Latest Volcanic Eruptions in Eastern-Central Europe: Zircon Geochronology and Magma Residence Time at the Ciomadul Volcano.
Szabolcs Harangi1, Réka Lukács1, Istvan Dunkl2, Kata Molnár1, Axel K Schmitt3 and Balázs Kiss1, (1)MTA-ELTE Volcanology Research Group, Budapest, Hungary, (2)University of Göttingen, Göttingen, Germany, (3)University of California Los Angeles, Department of Earth, Planetary, and Space Sciences, Los Angeles, CA, United States
3:25 PM
V53D-08
 
Coupling of Uranium and Thorium Series Isotope Systematics for Age Determination of Late Pleistocene Zircons using LA-ICP-MS
Shuhei Sakata1, Shinsuke Hirakawa1, Hideki Iwano2, Tohru Danhara2 and Takafumi Hirata1, (1)Kyoto University, Division of Earth and Planetary Sciences, Kyoto, Japan, (2)Kyoto Fission-Track Co. Ltd., Kyoto, Japan
 
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