V43D
Interdisciplinary Perspectives on Continental Crust Evolution I

Thursday, 17 December 2015: 13:40-15:40
310 (Moscone South)
Primary Conveners:  Bruno Dhuime, University of Bristol, School of Earth Sciences, Bristol, United Kingdom
Conveners:  Esteban Gazel, Virginia Polytechnic Institute and State University, Blacksburg, VA, United States, Claire E Bucholz, Massachusetts Institute of Technology, Cambridge, MA, United States and Jeroen Van Hunen, University of Durham, Durham, United Kingdom
Chairs:  Claire E Bucholz, Massachusetts Institute of Technology, Cambridge, MA, United States and Esteban Gazel, Virginia Polytechnic Institute and State University, Blacksburg, VA, United States
OSPA Liaisons:  Claire E Bucholz, Massachusetts Institute of Technology, Cambridge, MA, United States
13:40
V43D-01
The role of continents in modulating the whole Earth carbon and oxygen cycles (Invited) (58396)
Cin-Ty Lee, Rice Univ, Houston, TX, United States
13:55
V43D-02
A comparison of the seismic structure of oceanic island arc crust and continental accreted arc terranes (Invited) (58446)
Andrew J Calvert, Simon Fraser University, Burnaby, BC, Canada
14:10
V43D-03
Continental Lower Crust: Wavespeeds, Composition, and Relamination (69382)
Bradley R Hacker, University of California Santa Barbara, Santa Barbara, CA, United States, Peter B Kelemen, Columbia University of New York, Palisades, NY, United States and Mark D Behn, Woods Hole Oceanographic Institution, Geology and Geophysics, Woods Hole, MA, United States
14:25
V43D-04
Density Sorting During the Evolution of Continental Crust (80073)
Peter B Kelemen, Columbia University of New York, Palisades, NY, United States, Mark D Behn, Woods Hole Oceanographic Institution, Geology and Geophysics, Woods Hole, MA, United States and Bradley R Hacker, University of California Santa Barbara, Santa Barbara, CA, United States
14:40
V43D-05
The Rock Record Has It About Right—No Significant Continental Crust Formation Prior to 3.8 Ga (85085)
Jeffrey D. Vervoort1, Anthony I Kemp2, Chris Fisher1 and Ann Bauer3, (1)Washington State University, Pullman, WA, United States, (2)University Western Australia, Crawley, WA, Australia, (3)Massachusetts Institute of Technology, Cambridge, MA, United States
14:55
V43D-06
87Sr/86Sr Ratios in Carbonate From the Red Lake and Steep Rock Groups in Canada Suggest Rb-enriched Continental Crust was Influencing Seawater Chemistry Prior to 3.0 Ga (73463)
Aaron Satkoski1, Philip William Fralick2, Brian L Beard1 and Clark Johnson1, (1)University of Wisconsin Madison, Department of Geoscience, Madison, WI, United States, (2)Lakehead University, Department of Geology, Thunder Bay, ON, Canada
15:10
V43D-07
The Role of Accessory Phases in the Sm-Nd Isotope Systematics of the Acasta Gneiss Complex (86031)
Ann Bauer1, Christopher M Fisher2, Jeffrey D. Vervoort2 and Samuel A Bowring1, (1)Massachusetts Institute of Technology, Cambridge, MA, United States, (2)Washington State University, Pullman, WA, United States
15:25
V43D-08
An Early, Transient, Impact-driven Tectonic Regime in the Hadean? (Invited) (68791)
Craig O'Neill1, Simone Marchi2 and Siqi Zhang1, (1)Macquarie University, Sydney, NSW, Australia, (2)Southwest Research Institute Boulder, Boulder, CO, United States
 
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