V44A
Geochemistry of Sediments and Sediment Recycling and Implications for Crust and Mantle Evolution over Earth History I

Thursday, 17 December 2015: 16:00-18:00
310 (Moscone South)
Primary Conveners:  Richard M Gaschnig, University of Maryland College Park, Department of Geology, College Park, MD, United States
Conveners:  Xiao-Ming Liu, Carnegie Institution of Washington, Geophysical Laboratory, Washington, DC, United States, Elizabeth A Bell, University of California Los Angeles, Los Angeles, CA, United States and Richard M Gaschnig, Georgia Institute of Technology Main Campus, Atlanta, GA, United States
Chairs:  Richard M Gaschnig, Georgia Institute of Technology Main Campus, Atlanta, GA, United States and Xiao-Ming Liu, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States
OSPA Liaisons:  Xiao-Ming Liu, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States
16:00
V44A-01
How Recycling of Sediments and Oceanic Crust Have Changed the Nd-Hf Isotopic Composition of the Mantle through Time (Invited) (58625)
Marion Garcon1,2, Richard Carlson1, Steven B Shirey3, Catherine Chauvel4 and Nicholas T Arndt5, (1)Carnegie Inst Washington, Department of Terrestrial Magnetism, Washington, DC, United States, (2)Laboratoire Magmas et Volcans, Clermont-Ferrand Cedex, France, (3)Carnegie Institution of Washington, Washington, DC, United States, (4)ISTerre Institute of Earth Sciences, Saint Martin d'Hères, France, (5)Université Grenoble Alpes, ISTerre, Grenoble, France
16:15
V44A-02
Chromium Redox Equilibria in Fluids and Minerals under Hydrothermal and Subduction-zone Conditions (83463)
Jihua Hao1,2, Dimitri A Sverjensky2 and Robert M Hazen1, (1)Carnegie Inst, Washington, DC, United States, (2)Johns Hopkins University, Baltimore, MD, United States
16:30
V44A-03
Subduction of Organic Carbon into the Earth (Invited) (66276)
Terry A Plank, Lamont Doherty Earth Obs., Palisades, NY, United States and Alberto Malinverno, Lamont -Doherty Earth Observatory, Palisades, NY, United States
16:45
V44A-04
Magnesium Isotopic Composition of Subducting Marine Sediments (71339)
Yan Hu, University of Washington Seattle Campus, Seattle, WA, United States, Fang-zhen Teng, University Of Washington, Seattle, WA, United States, Terry A Plank, Lamont -Doherty Earth Observatory, Palisades, NY, United States and Kang-Jun Huang, Peking University, School of Earth and Space Sciences, Beijing, China
17:00
V44A-05
Sediment Subduction and the Generation of Extreme Geochemical Enrichment in Lavas Erupted at Oceanic Hotspots (Invited) (72948)
Matthew G Jackson1, Jason Schmidt1, Frank J Spera2, Andrew R Kylander-Clark2 and Katherine Sheppard2, (1)University of California Santa Barbara, Department of Earth Sciences, Santa Barbara, CA, United States, (2)University of California Santa Barbara, Santa Barbara, CA, United States
17:15
V44A-06
Identification of biologically recycled continental materials in banded iron formations (Invited) (59904)
Weiqiang Li1, Brian L Beard2 and Clark Johnson2, (1)Nanjing University, School of Earth Sciences and Engineering, Nanjing, China, (2)University of Wisconsin Madison, Department of Geoscience, Madison, WI, United States
17:30
V44A-07
Detrital Zircon Geochronology and Petrology of Sediments from the Barberton greenstone belt: Implications for Provenance and Tectonic Reconstructions (81915)
Nadja Drabon1, Donald R. Lowe1 and Gary R Byerly2, (1)Stanford Earth Sciences, Stanford, CA, United States, (2)Louisana State Univ, Baton Rouge, LA, United States
17:45
V44A-08
Petrogenesis and Tectonic Implications of Paleoproterozoic Metapelitic Rocks in the Archean Kongling Complex from the Northern Yangtze Craton, South China (59396)
Yihe Li, China University of Geosciences Wuhan, Wuhan, China
 
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