DI24A:
Volatiles and Earth'€™s Mantle Processes II

Session ID#: 4309

Tuesday, 16 December 2014: 4:00 PM-6:00 PM
Golden Gate C1-C2 (Marriott Marquis)
Chairs:  Ananya Mallik, University of Arizona, Geosciences, Tucson, AZ, United States, Anne H Peslier, Jacobs Technology, NASA Johnson Space Center, Houston, TX, United States, Maureen D Long, Yale University, Department of Earth & Planetary Sciences, New Haven, CT, United States and Alan G Jones, Dublin Institute for Advanced Studies, Dublin, Ireland
Primary Convener:  Ananya Mallik, University of Arizona, Geosciences, Tucson, AZ, United States
Co-conveners:  Anne H Peslier, NASA Johnson Space Center, ARES, Houston, TX, United States, Alan G Jones, Dublin Inst Advanced Studies, Dublin, Ireland and Maureen D Long, Yale University, Department of Earth & Planetary Sciences, New Haven, CT, United States
OSPA Liaison:  Anne H Peslier, Jacobs Technology, NASA Johnson Space Center, Houston, TX, United States
Co-Sponsor(s):
  • MR - Mineral and Rock Physics
  • S - Seismology
  • T - Tectonophysics
  • V - Volcanology, Geochemistry and Petrology
Index Terms:

1037 Magma genesis and partial melting [GEOCHEMISTRY]
3621 Mantle processes [MINERALOGY AND PETROLOGY]
7208 Mantle [SEISMOLOGY]
8124 Earth's interior: composition and state [TECTONOPHYSICS]
Virtual Option?: No
Swirl Theme: Volatile Cycles: Linking Earth’s Interior and its Atmosphere

Abstracts Submitted to this Session:

DI24A-01
Evidences and consequences of slow hydrogen diffusion in olivine (Invited) (3962)
Jose Alberto Padron-Navarta, Géosciences Montpellier, Montpellier Cedex 05, France, Joerg Hermann, Australian National University, Research School of Earth Sciences, Canberra, Australia and Hugh S O'Neill, Australian National University, Canberra, Australia
DI24A-02
The Electrical Structure of the Central Pacific Upper Mantle Constrained by the NoMelt Experiment (Invited) (4649)
Rob L Evans, Woods Hole Oceanographic Institution, Woods Hole, MA, United States, Emily K Sarafian, Corning Research and Development Corp., Corning, NY, United States, John A Collins, WHOI, Woods Hole, MA, United States, James Elsenbeck, Woods Hole Oceanographic Inst., Woods Hole, MA, United States, Glenn A Gaetani, Woods Hole Oceanographic Institution, Department of Geology and Geophysics, Woods Hole, United States, James B Gaherty, Columbia University, Lamont-Doherty Earth Observatory, Palisades, NY, United States, Greg Hirth, Brown University, Department of Earth, Environmental and Planetary Sciences, Providence, RI, United States and Daniel Lizarralde, Woods Hole Oceanographic Institution, Geology and Geophysics, Woods Hole, United States
DI24A-03
Rheology of the East Africa Rift is not controlled by mantle hydrogen content (15377)
Kate Selway, Lamont -Doherty Earth Observatory, Palisades, NY, United States
DI24A-04
Mapping Mantle Mixing and the Extent of Superplume Influence Using He-Ne-Ar-CO2-N2 Isotopes: The Case of the East Africa Rift System (Invited) (4403)
David R Hilton1, Saemundur A Halldorsson2, Paolo Scarsi3, Paterno Castillo1, Tsegaye Abebe3 and Justin T Kulongoski4, (1)UCSD-SIO, La Jolla, CA, United States, (2)University of Iceland, NordVulk, Institute of Earth Sciences, Reykjavik, Iceland, (3)CNR National Research Council - CNR, Pisa, Italy, (4)USGS California Water Science Center San Diego, San Diego, CA, United States
DI24A-05
Effect of Bulk Water Concentration on Mantle Wedge Hybridization by Rhyolitic Sediment Melt – Implications for Generation of K-rich Basalts to Andesites in Subduction Zones (24917)
Ananya Mallik, University of Arizona, Geosciences, Tucson, AZ, United States, Rajdeep Dasgupta, Rice University, Department of Earth, Environmental and Planetary Sciences, Houston, United States, Jared Michael Nelson, Rice University, Houston, TX, United States; Texas A & M University, Physics and Astronomy, College Station, TX, United States and Kyusei Tsuno, Arizona State University, Eyring Materials Center, Tempe, AZ, United States
DI24A-06
Experimental Insights into the Stability and Composition of Hydrous Phases in the Metasomatized Mantle Lithosphere (7474)
Ben E Mandler, Massachusetts Institute of Technology, Earth, Atmospheric & Planetary Sciences, Cambridge, MA, United States and Timothy L Grove, Massachusetts Institute of Technology, Department of Earth, Atmospheric and Planetary Sciences, Cambridge, United States
DI24A-07
Dehydration melting in the top of the lower mantle (Invited) (4515)
Brandon Schmandt, University of New Mexico, Earth and Planetary Sciences, Albuquerque, United States, Steven D Jacobsen, Northwestern University, Department of Earth and Planetary Sciences, Evanston, IL, United States, Thorsten W Becker, University of Texas at Austin, Jackson School of Geosciences, Austin, TX, United States, Zhenxian Liu, University of Illinois Chicago, Department of Physics, Chicago, United States and Ken George Dueker, University of Wyoming, Department of Geology and Geophysics, Laramie, WY, United States
DI24A-08
The Stability of Hydrous Silicates in Earth’s Lower Mantle: Experimental constraints from the System MgO-Al2O3-SiO2-H2O (12266)
Michael J Walter1, Andrew R Thomson2, Weiwei Wang3, Oliver T Lord4, Annette K Kleppe5, Jennifer Ross2 and Simon C Kohn6, (1)University of Bristol, Bristol, BS8, United Kingdom, (2)University of Bristol, Bristol, United Kingdom, (3)University College London, London, United Kingdom, (4)University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom, (5)Diamond Light Source, Didcot, United Kingdom, (6)University of Bristol, School of Earth Sciences, Bristol, United Kingdom
See more of: Study of Earth's Deep Interior