DI21B
Slabs in Earth's Mantle: Where Do They Go and How Do They Interact with the Mantle? II

Tuesday, 15 December 2015: 08:00-10:00
303 (Moscone South)
Primary Conveners:  Hauke Marquardt, Bayerisches Geoinstitut, Universitaet Bayreuth, Bayreuth, Germany
Conveners:  Steven D Jacobsen, Northwestern University, Evanston, IL, United States, Maureen D Long, Yale University, New Haven, CT, United States and Margarete Ann Jadamec, University of Houston, Dept. of Earth and Atmospheric Sciences, Houston, TX, United States
Chairs:  Hauke Marquardt, Bayerisches Geoinstitut, Universitaet Bayreuth, Bayreuth, Germany, Maureen D Long, Yale University, New Haven, CT, United States and Margarete Ann Jadamec, University of Houston, Dept. of Earth and Atmospheric Sciences, Houston, TX, United States
OSPA Liaisons:  Steven D Jacobsen, Northwestern University, Evanston, IL, United States
08:00
DI21B-01
Continuous eclogite melting and variable refertilisation in upwelling heterogeneous mantle (Invited) (78002)
Anja Rosenthal, Bayerisches Geoinstitut, Universitaet Bayreuth, Bayreuth, Germany; Australian National University, Research School of Earth Sciences, Canberra, Australia
08:15
DI21B-02
Toward a comprehensive understanding of transition zone seismic discontinuities: A new constraint near the stagnant slab region beneath China (Invited) (83373)
Teh-Ru Alex Song1, Xuzhang Shen2, Lars P Stixrude1 and Carolina R Lithgow-Bertelloni1, (1)University College London, London, United Kingdom, (2)China Earthquake Administration, Beijing, China
08:30
DI21B-03
Large-scale depressions on the 660 seismic discontinuity beneath Europe: signature of the role of akimotoite in subducting slabs (72433)
Sanne Cottaar, University of Cambridge, Cambridge, United Kingdom and Arwen Fedora Deuss, Utrecht University, Utrecht, Netherlands
08:45
DI21B-04
Slab Stagnation and Buckling in the Mantle Transition Zone: Petrology, Rheology, and the Geodynamics of Trench Migration (Invited) (76665)
Craig R. Bina, Northwestern University, Evanston, IL, United States and Hana Čížková, Charles University Prague, Faculty of Mathematics and Physics, Praha, Czech Republic
09:00
DI21B-05
Deformation of the Tonga Slab: Evidence for Interaction with a Small-scale Secondary Plume in the Transition Zone (Invited) (73954)
Magali I Billen1, John Z Bikoba1 and Scott Tarlow2, (1)University of California Davis, Davis, CA, United States, (2)University of California Davis, Earth and Planetary Sciences, Davis, CA, United States
09:15
DI21B-06
Breakdown of phase D by formation of aluminous bridgmanite (72522)
Tomoo Katsura1, Takayuki Ishii2, Nobuyoshi Miyajima2, Sylvain Petitgirard2 and Catherine A McCammon1, (1)University of Bayreuth, Bayreuth, Germany, (2)Bayerisches Geoinstitut, Universitaet Bayreuth, Bayreuth, Germany
09:30
DI21B-07
Mid-Mantle Interaction Between the Big, Active Samoan Plume and the Tonga-Kermadec Slabs (61283)
Sung-Joon Chang, Kangwon National University, Chuncheon, South Korea, Ana M. G. Ferreira, Instituto Superior Tecnico, Laboratorio Sismologia, Lisboa, Portugal; University College of London, Department of Earth Sciences, London, United Kingdom and Manuele Faccenda, University of Padova, Padova, Italy
09:45
DI21B-08
An ancient slab visible from the transition zone to the deep mantle beneath the southern Indian Ocean (70634)
Nathan A Simmons1, Steve Myers2, Gardar Johannesson2, Eric Matzel2 and Steve Grand3, (1)Lawrence Livermore National Laboratory, Atmospheric, Earth and Energy Division, Livermore, CA, United States, (2)Lawrence Livermore National Laboratory, Livermore, CA, United States, (3)University of Texas at Austin, Austin, TX, United States
 
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