V22B:
The Geochemical Diversity of the Mantle Inferred from Hotspots: Five Decades of Debate I

Tuesday, 16 December 2014: 10:20 AM-12:20 PM
Chairs:  Matthew G Jackson, University of California Santa Barbara, Department of Earth Sciences, Santa Barbara, CA, United States and Jasper G Konter, University of Hawaii at Manoa, Honolulu, HI, United States
Primary Conveners:  Matthew G Jackson, University of California Santa Barbara, Department of Earth Sciences, Santa Barbara, CA, United States
Co-conveners:  James M Day, Univ. California, San Diego, GRD, La Jolla, CA, United States and Jasper Konter, U Hawaii Manoa, Dept. Geology & Geophysics, Honolulu, HI, United States
OSPA Liaisons:  Matthew G Jackson, University of California Santa Barbara, Department of Earth Sciences, Santa Barbara, CA, United States

Abstracts Submitted to this Session:

10:20 AM
V22B-01
 
Geochemical Diversity of the Mantle: 50 Years of Acronyms
Stanley R Hart, Woods Hole Oceanographic Institution, Department of Geology and Geophysics, Woods Hole, MA, United States
10:35 AM
V22B-02
 
Modeling Melting Ages and Pseudo-Isochron-Ages in Whole Mantle Convection
Henrikus van Heck, Cardiff University, Cardiff, CF24, United Kingdom, Huw Davies, Cardiff University, Cardiff, United Kingdom, Tim Elliott, University of Bristol, Bristol, United Kingdom and Donald Porcelli, University of Oxford, Oxford, 0X1, United Kingdom
10:50 AM
V22B-03
 
Oceanic lavas sampling the high 3He/4He mantle reservoir: Primitive, depleted, or re-enriched?
Gordana Garapic1, Ananya Mallik2, Rajdeep Dasgupta2 and Matthew G Jackson3, (1)SUNY College at New Paltz, Department of Geology, New Paltz, NY, United States, (2)Rice University, Houston, TX, United States, (3)University of California Santa Barbara, Department of Earth Sciences, Santa Barbara, CA, United States
11:05 AM
V22B-04
 
Th and U Recycling Through Subduction; Noble Gases and Pb Isotope Evidence
Takeshi Hanyu1, Hiroshi Kawabata2, Jun-Ichi Kimura1 and Yoshiyuki Tatsumi3, (1)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (2)Kochi University, Kochi, Japan, (3)Kobe University, Kobe, Japan
11:20 AM
V22B-05
 
Inferring Mantle From Basalt Composition
Andreas Stracke, Universität Muenster, Muenster, Germany
11:35 AM
V22B-06
 
Controls on OIB and MORB Geochemical Variabilty
Oliver Shorttle and John Maclennan, University of Cambridge, Cambridge, United Kingdom
11:50 AM
V22B-07
 
Origin of the 'Gabbro' Signature in Ocean Island Basalts: Constraints from Osmium Isotopic Ratios of Galapagos Basalts
Sally Anne Gibson, University of Cambridge, Cambridge, United Kingdom, Christopher W Dale, University of Durham, Department of Earth Sciences, Durham, United Kingdom, Dennis Geist, University of Idaho, Moscow, ID, United States and Karen S Harpp, Colgate Univ, Hamilton, NY, United States
12:05 PM
V22B-08
 
Patterns in Galápagos Magmatism Arising from the Upper Mantle Dynamics of Plume-Ridge Interaction
Garrett Ito and Todd Anthony Bianco, Univ Hawaii, Honolulu, HI, United States
 
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