GP31B
Illuminating Crustal Structure, Hazards, and Resources:  New Developments in Potential-Field and Electromagnetic Methods II

Wednesday, 16 December 2015: 08:00-10:00
300 (Moscone South)
Primary Conveners:  Richard J Blakely, U.S. Geological Survey, Menlo Park, CA, United States
Conveners:  David A Ponce1, Jonathan M.G. Glen1 and Michael E Purucker2, (1)U.S. Geological Survey, Menlo Park, CA, United States(2)NASA Goddard Space Flight Center, Greenbelt, MD, United States
Chairs:  Jonathan M.G. Glen1, David A Ponce1, Richard J Blakely1 and Michael E Purucker2, (1)U.S. Geological Survey, Menlo Park, CA, United States(2)NASA Goddard Space Flight Center, Greenbelt, MD, United States
OSPA Liaisons:  Richard J Blakely, U.S. Geological Survey, Menlo Park, CA, United States
08:00
Imaging the magmatic and hydrothermal systems of Long Valley Caldera, California with magnetotellurics (Invited) (58989)
Jared Peacock1, Margaret Mangan2, Darcy McPhee3 and David A Ponce3, (1)U.S. Geological Survey, Menlo Park, CA, United States, (2)USGS Western Regional Offices Menlo Park, Menlo Park, CA, United States, (3)USGS California Water Science Center Menlo Park, Menlo Park, CA, United States
08:15
The electrical conductivity of the upper mantle and lithosphere from satellite magnetic signal due to ocean tidal flow (58944)
Neesha R Schnepf, Massachusetts Institute of Technology, Cambridge, MA, United States, Alexey V Kuvshinov, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, Terence J Sabaka, NASA Goddard Space Flight Center, Planetary Geodynamics Laboratory, Greenbelt, MD, United States and Nils Olsen, Technical University of Denmark - Space, Kongens Lyngby, Denmark
08:30
Basement and Basin Structures of the Northwest Paraná Basin, Brazil: Illuminated by Matched-Filter Analysis and 2D Modeling of Gravity and Magnetic Data (Invited) (58765)
Julia B Curto1, Richard J Blakely2, Roberta M Vidotti1 and Reinhardt A Fuck1, (1)UNB University of Brasilia, Asa Norte, Brazil, (2)USGS Western Regional Offices Menlo Park, Menlo Park, CA, United States
08:45
Geophysical Interpretation of Mantle Magmatism in the Seiland Province: the Geometry of the Reinfjord Ultramafic Complex (62995)
Zeudia Pastore, Norwegian University of Science and Technology, Department of Geology and Mineral Resources Engineering, Trondheim, Norway
09:00
Origin of the Eastern Galicia Magnetic Anomaly (NW Spain). Implications for the Origin of Magnetic Anomalies in the Central Iberian Arc (62393)
Puy Ayarza1, Jose R Martinez-Catalan1, Juan Jose Villalain2, Fernando Alvarez Lobato1, Manuel Martin Paramio1, Silvia Rodriguez Gómez1 and Mónica Sanz López1, (1)University of Salamanca, Salamanca, Spain, (2)University of Burgos, Burgos, Spain
09:15
New determination of the shape of the Seattle basin, Washington from gravity and magnetic data: Implications for seismic ground motion and crustal faults (Invited) (58560)
Megan L Anderson1, Katharine Waters1, Joe D Dragovich2, Richard J Blakely3 and Ray E Wells4, (1)Colorado College, Colorado Springs, CO, United States, (2)Washington State Department of Natural Resources, Division of Geology and Earth Resources, Olympia, WA, United States, (3)USGS Western Regional Offices Menlo Park, Menlo Park, CA, United States, (4)USGS California Water Science Center Menlo Park, Menlo Park, CA, United States
09:30
Analysis of Crustal Magnetisation in Cartesian Vector Harmonics (66034)
David Gubbins, University of Leeds, Leeds, United Kingdom, David Ivers, University of Sydney, mathematics, Sydney, Australia and Simon Williams, University of Sydney, Sydney, Australia
09:45
Magnetism at Depth: A view from an ancient continental collision zone (Invited) (58984)
Suzanne A McEnroe, Norwegian University of Science and Technology, Trondheim, Norway