DI017
Multidisciplinary Insights on Mantle Heterogeneity from Geochemistry, Imaging, Modeling, and Experiments I

Friday, 11 December 2020: 17:30-18:30
Virtual
Primary Convener:  Mingming Li, Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States
Conveners:  Byeongkwan Ko, Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States, Andrea Mundl-Petermeier, University of Vienna, Department of Lithospheric Research, Vienna, Austria and Pritwiraj Moulik, University of Maryland College Park, Department of Geology, College Park, MD, United States
Primary Liaison:  Mingming Li, Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States
Chairs:  Mingming Li, Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States, Byeongkwan Ko, Seoul National University, Seoul, Korea, Republic of (South), Andrea Mundl-Petermeier, University of Maryland College Park, Department of Geology, College Park, United States and Pritwiraj Moulik, Lamont -Doherty Earth Observatory, Palisades, NY, United States
OSPA Liaison:  Mingming Li, Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States
17:30
Patterns in the Mantle Discontinuity Structure of the Cratonic Lithosphere (751898)
Hannah Elaine Krueger1, Karen M. Fischer2 and Isabella Gama2, (1)Brown University, Providence, RI, United States, (2)Brown University, Department of Earth, Environmental and Planetary Sciences, Providence, RI, United States
17:34
Distinct formation history for deep mantle domains reflected in geochemical differences (688132)
Luc Doucet1, Zheng-Xiang Li1, Hamed Mohammed Gamal El Dien1,2, Amaury Pourteau1, J Brendan Murphy1,3, William J Collins1, Nadine D C Mattielli4, Hugo K.H. Olierook5,6, Christopher J Spencer1,7 and Ross Mitchell1,8, (1)Curtin University, Earth Dynamics Research Group, TIGeR, School of Earth and Planetary Sciences, Perth, WA, Australia, (2)Tanta University, Geology Department, Faculty of Science, Tanta, Egypt, (3)St. Francis Xavier University, Department of Earth Sciences, Antigonish, Canada, (4)Université Libre de Bruxelles, Laboratoire G-Time, Brussels, Belgium, (5)Curtin University, Timescales of Mineral Systems, Centre for Exploration Targeting – Curtin Node, Perth, WA, Australia, (6)Curtin University, John de Laeter Centre, Perth, WA, Australia, (7)Queen’s University, Department of Geological Sciences and Geological Engineering, Kingston, ON, Canada, (8)Institute of Geology and Geophysics, State Key Laboratory of Lithospheric Evolution, Beijing, China
17:38
The coexistence of recycled and primordial heterogeneity in Earth’s lower mantle: a geodynamical perspective (690114)
Anna J. P. Gülcher, ETH Zürich, Dept. of Earth Sciences, Zürich, Switzerland, Maxim Ballmer, University College London, Dept. Earth Sciences, London, United Kingdom and Paul J Tackley, ETH Zürich, Dep. of Earth Sciences, Zürich, Switzerland
17:42
Interaction between water and ferropericlase in Earth’s lower mantle (Invited) (665361)
Qingyang Hu1, Jin Liu1 and Ho-kwang Mao2, (1)Center for High Pressure Science & Technology Advanced Research, Beijing, China, (2)Center for High Pressure Science & Technology Advanced Research, Shanghai, China
17:46
New insights on the interaction between seismic waves and mantle plumes (735913)
Laura J Cobden1, Michael Afanasiev2, Frederic Deschamps3, Christine Thomas4, Fabienne Stockmann4, Olivier Winkel1, Sebastian Rost5 and Andreas Fichtner6, (1)Utrecht University, Utrecht, Netherlands, (2)Mondaic AG, Zurich, Switzerland, (3)Academia Sinica, Taipei, Taiwan, (4)Westfälische Wilhelms-Universität Münster, Institute of Geophysics, Münster, Germany, (5)The University of Leeds, Leeds, United Kingdom, (6)ETH Zurich, Department of Earth Sciences, Institute of Geophysics, Zurich, Switzerland
17:50
Tracking plume paths and sources in the mantle (702630)
Keely Anne O'Farrell, University of Kentucky, Earth and Environmental Sciences, Lexington, KY, United States and Caroline M Eakin, Australian National University, Research School of Earth Sciences, Canberra, ACT, Australia
17:54
Investigating how the cross-sectional shape of ULVZs provides information on the intrinsic viscosity of LLSVPs and ULVZs (760612)
Jiaxin Zhang and Allen K McNamara, Michigan State University, Department of Earth and Environmental Sciences, East Lansing, MI, United States
17:58
A Panoptic View of Scattering in the Core-Mantle Boundary Region of the Pacific (Invited) (729565)
Doyeon Kim1, Vedran Lekic2, Brice Menard3, Andrea Mundl-Petermeier4, Val Finlayson5 and Richard J Walker1, (1)University of Maryland College Park, Department of Geology, College Park, MD, United States, (2)University of Maryland, Department of Geology, College Park, MD, United States, (3)Johns Hopkins University, Department of Physics and Astronomy, Baltimore, MD, United States, (4)University of Maryland College Park, Department of Geology, College Park, United States, (5)University of Hawaii at Manoa, College Park, MD, United States
18:02
Discussion