Cordilleran Section - 113th Annual Meeting - 2017

Session No. 45
Thursday, 25 May 2017: 8:30 AM-11:50 AM
Room 318B (Hawai‘i Convention Center)

T20. Paleomagnetism, Rock Magnetism, and Archaeomagnetism I

 

Emilio Herrero-Bervera and Evdokia Tema, Advocates
Paper #
Start Time
 
8:30 AM
Introductory Remarks
8:35 AM
ORIGIN OF THE HAWAIIAN-EMPEROR BEND: NEW EVIDENCE FROM PACIFIC PLATE APPARENT POLAR WANDER
GORDON, Richard G., SEIDMAN, Lily E., ZHENG, Lin and WOODWORTH, Daniel T., Earth Science--MS 126, Rice Univ, PO Box 1892, Houston, TX 77251-1892, rgg@rice.edu, rgg@rice.edu
8:55 AM
EVIDENCE FOR A GEODYNAMO, DRIVEN BY THERMAL ENERGY AT THE CORE MANTLE BOUNDARY AND BY PRECESSION DEEPER IN THE OUTER CORE
FULLER, Michael D., Department of Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106, mfu3961215@aol.com, mfu3961215@aol.com
9:15 AM
AN ARCHEOMAGNETIC RECORD FROM SOUTHERN AFRICA AND ITS BEARING ON THE HISTORY OF THE SOUTH ATLANTIC ANOMALY
TARDUNO, John A.1, HARE, Vincent2, COTTRELL, R.D.2, HUFFMAN, Thomas3, WATKEYS, Michael4, BONO, Richard K.2 and BLACKMAN, Eric5, (1)Department of Earth and Environmental Sciences, University of Rochester, 227 Hutchison Hall, Rochester, NY 14627; School of Geological Sciences, University of KwaZulu-Natal, Durban, 4000, South Africa; Department of Physics and Astronomy, University of Rochester, Rochester, NY 14627, (2)Department of Earth and Environmental Sciences, University of Rochester, 227 Hutchison Hall, Rochester, NY 14627, (3)School of Geography, Archaeology and Environmental Studies, University of the Witswatersrand, Johannesburg, 2050, South Africa, (4)School of Geological Sciences, University of KwaZulu-Natal, Durban, 4000, South Africa, (5)Department of Physics and Astronomy, University of Rochester, Rochester, NY 14627, john@earth.rochester.edu, john@earth.rochester.edu
9:35 AM
ON REGIONAL AND GLOBAL ASPECTS OF ARCHEOMAGNETIC INTENSITY SPIKES
KORTE, Monika, Deutsches GeoForschungsZentrum GFZ, Telegrafenberg, Potsdam, 14473, Germany and CONSTABLE, Catherine, Scripps Insitution of Oceanography, Univ of California, UCSD-0225, La Jolla, CA 9209309 0225, monika@gfz-potsdam.de, monika@gfz-potsdam.de
 
9:55 AM
Break
10:25 AM
THE PSEUDO-THELLIER PALEOINTENSITY METHOD: NEW CALIBRATION AND UNCERTAINTY ESTIMATES
PATERSON, Greig A.1, HESLOP, David2 and PAN, Yongxin1, (1)Institute of Geology & Geophysics, CAS, Beijing, 100029, China, (2)Research School of Earth Sciences, The Australian National University, Canberra, ACT 0200, Australia, greig.paterson@mail.iggcas.ac.cn, greig.paterson@mail.iggcas.ac.cn
10:45 AM
CONNECTING MARINE AND ON-LAND PALEOINITENSITY STUDIES
SHIBUYA, Hidetoshi1, MOCHIZUKI, Nobutatsu2, HASEGAWA, Takeshi3 and OKADA, Makoto3, (1)Department of Earth and Environmental Science, Kumamoto University, Kurokami 2-39-1, Kumamoto, 860-8555, Japan, (2)Priority Organization for Innovation and Excellence, Kumamoto University, Kurokami 2-39-1, Kumamoto, 860-8555, Japan, (3)Department of Earth Science, Faculty of Science, Ibaraki University, Ibaraki, 310-8512, Japan, shibuya@sci.kumamoto-u.ac.jp, shibuya@sci.kumamoto-u.ac.jp
11:05 AM
DISTINGUISHING AND CORRELATING DEPOSITS FROM LARGE IGNIMBRITE ERUPTIONS USING PALEOMAGNETISM
FINN, David1, COE, Robert S.2, BRANNEY, Michael J.3, BROWN, Ethan1, REICHOW, Marc3, KNOTT, Thomas3, STOREY, Michael4 and BONNICHSEN, Bill5, (1)Earth and planetary science, University of California - Santa Cruz, 1156 High Street, Santa Cruz, CA 95064, (2)Earth Science Dept, University of California, 1156 High St, Santa Cruz, CA 95064-1077; Earth and planetary science, University of California - Santa Cruz, 1156 High Street, Santa Cruz, CA 95064, (3)Department of Geology, University of Leicester, Leicester, LE1 7RH, United Kingdom, (4)Natural History Museum of Denmark, Copenhagen, 1350, Denmark, (5)927 E 7th St, Moscow, ID 83843, Dfinn@ucsc.edu, Dfinn@ucsc.edu
11:25 AM
A PALEOINTENSITY PERSPECTIVE ON THE LONG-TERM HISTORY OF THE GEODYNAMO
SMIRNOV, Aleksey V., Department of Geological and Mining Engineering and Sciences, Michigan Technological University, 630 Dow, ESE Building, 1400 Townsend Drive, Houghton, MI 49931, asmirnov@mtu.edu, asmirnov@mtu.edu
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