2007 GSA Denver Annual Meeting (28–31 October 2007)
Session No. 104 Monday, 29 October 2007
1:30 PM-5:30 PM, Colorado Convention Center: 601

T103. Pulse of the Earth: Geochronology and Paleomagnetism of Large Igneous Provinces, the Key to Reconstructing Precambrian Supercontinents

David A.D. Evans, Joseph G. Meert, Kevin R. Chamberlain and Stephen S. Harlan, Presiding
 Paper #Start Time
104-11:30 PM REARRANGING VAALBARA WITH NEW GEOCHRONOLOGICAL AND PALEOMAGNETIC DATA FROM THE NEOARCHEAN VENTERSDORP SUPERGROUP OF SOUTHERN AFRICA: DE KOCK, Michiel O.1, EVANS, David A.D.1, BEUKES, Nicholas J.2, GUTZMER, Jens2, and ARMSTRONG, Richard A.3, (1) Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, michiel.dekock@yale.edu, (2) Geology, University of Johannesburg, PO Box 524, Auckland Park, 2006, South Africa, (3) Research School of Earth Sciences, Australian National University, Canberra, 0200, Australia
104-21:50 PM A PALEOMAGNETIC RESTUDY OF THE KAMINAK DIKE SWARM, NUNAVUT, CANADA: RAUB, Theresa M.D.1, RAUB, Timothy D.1, and EVANS, David A.D.2, (1) Division of Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Caltech 170-25, Pasadena, CA 91125, theresa.raub@yale.edu, (2) Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511
104-32:05 PM KEY PALEOMAGNETIC POLE FROM THE WOONGARRA / WEELI WOLLI LARGE IGNEOUS PROVINCE, PILBARA CRATON, AUSTRALIA: A LINK BETWEEN SUPERCRATONS?: EVANS, David A.D., Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, dai.evans@yale.edu
104-42:20 PM NEW INSIGHTS INTO 1.87 GA INTRAPLATE MAGMATISM AND THE APPARENT POLAR WANDER PATH OF THE KAAPVAAL CRATON AS DRAWN FROM THE SOUTPANSBERG GROUP: DE KOCK, Michiel O.1, DORLAND, Herman C.2, EVANS, David A.D.1, BEUKES, Nicholas J.2, and GUTZMER, Jens2, (1) Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, michiel.dekock@yale.edu, (2) Geology, University of Johannesburg, PO Box 524, Auckland Park, 2006, South Africa
104-52:35 PM PRECISE 1.59 GA AGE FOR WESTERN CHANNEL DIABASE, WOPMAY OROGEN: IMPLICATIONS FOR LAURENTIA APWP AND RECONSTRUCTIONS OF LAURENTIA, BALTICA AND GAWLER CRATON: HAMILTON, Mike A., Department of Geology, University of Toronto, 22 Russell St, Toronto, ON M5S 3B1, Canada, mahamilton@geology.utoronto.ca and BUCHAN, Kenneth L., Geological Survey of Canada, 601 Booth St, Ottawa, ON K1A 0E8, Canada
104-62:55 PM NEW PALEOMAGNETIC AND ISOTOPIC DATA FROM MESOPROTEROZOIC BASIC SILLS AND DYKES OF THE ANABAR UPLIFT (NORTHERN SIBERIA) AND THEIR IMPLICATION FOR THE SIBERIA-LAURENTIA CONNECTION: PAVLOV, Vladimir, Main Geomagnetic Field, Institute of Physics of the Earth, RAS, 10, B.Gruzinskaya, Moscou, 123995, Russia, pavlov-home@rambler.ru, VESELOVSKIY, Roman, Main Geomagnetic Field, Institute of Physics of the Earth, 10, B.Gruzinskaya, Moscou, 123995, Russia, and PETROV, Peter, Precambrian Stratigraphy, Geological Institute, RAS, 7, Pyzhevsky Lane, Moscou, 119017, Russia
104-73:10 PM SOUTH AMERICAN CRATONS AND THEIR ROLE IN PROTEROZOIC SUPERCONTINENTS: TRINDADE, Ricardo I.F., Departamento de Geofisica, IAG/USP, Rua do Matao,1226, Cidade Universitaria, Sao Paulo SP 05508-090 Brazil, rtrindad@iag.usp.br
 3:30 PM Break
104-83:45 PM TESTING PROTEROZOIC SUPERCONTINENTS: NEW PALEOMAGNETIC DATA FROM FINLAND: PESONEN, Lauri J., SALMINEN, Johanna, and DAYIOGLU, Selen, Physical Sciences, Division of Geophysics, University of Helsinki, PO Box 64, 00014 University of Helsinki, Helsinki, 00014, Finland, lauri.pesonen@helsinki.fi
104-94:00 PM INDIA'S PLACE IN THE PROTEROZOIC WORLD: CONSTRAINTS FROM THE LARGE IGNEOUS PROVINCE [LIP] RECORD: ERNST, Richard E., Ernst Geosciences (and Dept. Earth Sci., Carleton Univ., Ottawa), 43 Margrave Ave, Ottawa, ON K1T 3Y2, Canada, Richard.Ernst@ErnstGeosciences.com and SRIVASTAVA, Rajesh K., Banaras Hindu University, Varanasi, 221 005, India
104-104:15 PM PALEOMAGNETISM AND GEOCHRONOLOGY OF NEOPROTEROZOIC INTRAPLATE IGNEOUS ROCKS IN THE SW KALAHARI CRATON, NAMIBIA AND SOUTH AFRICA: GOSE, Wulf A.1, HANSON, Richard2, RIOUX, Matthew3, BARTHOLOMEW, Taylor2, BOWRING, Samuel A.3, DUNNETT, Tim4, HOFFMANN, Karl Heinz5, and REID, David4, (1) Geological Sciences, University of Texas at Austin, Austin, TX 78712, wulf@mail.utexas.edu, (2) Department of Geology, Texas Christian University, TCU Box 298830, Fort Worth, TX 76129, (3) Dept. of Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, (4) Geological Sciences, University of Cape Town, Cape Town, South Africa, (5) Geological Survey of Namibia, Windhoek, Namibia
104-114:30 PM THE ARABO-NUBIAN SHIELD AND SINAI WERE WELD AT HIGH SUB-ANTARCTIC LATITUDES IN THE LATE PROTEROZOIC:A PALEOMAGNETIC STUDY ON THE DIKE SWARMS (CA 590MA) IN THE NORTH EASTERN DESERT AND SINAI, EGYPT: LOTFY, Hamza Ibrahim, Geology, El-Minia University, Egypt, Department of Geology, Faculty of Science, El-Minia University, El-Minia, Egypt, El-Minia 61519 Egypt, Hiloutfy@yahoo.com
104-124:45 PM TERMINATION OF THE EMEISHAN FLOOD VOLCANISM AND RELATIONSHIPS TO THE END-GUADALUPIAN MASS EXTINCTION: SHRIMP DATING OF DETRITAL ZIRCONS FROM THE POST-VOLCANIC XUANWEI FORMATION, SW CHINA: BIN, He1, XU, Yi-Gang2, and HUANG, Xiao-Long2, (1) Key Laboratory of Isotope Geochronology and Geochemistry, Guangzhou Institute of Geochemistry, Chinese Academy of Science, Guangzhou, 510640, China, hebin@gig.ac.cn, (2) Key Laboratory of Isotope Geochronology and Geochemistry, Guangzhou Institute of Geochemistry, Chinese Academy of Science, Guangzhou, 510640, China
104-135:00 PM LARGE IGNEOUS PROVINCES (LIPS) AND GLOBAL ENVIRONMENTAL PERTURBATIONS: THE APTIAN ONTONG JAVA-HIKURANGI-MANIHIKI PLATEAU EVENT: ARTHUR, Michael A.1, BRALOWER, Timothy2, and LI, Yong-Xiang1, (1) Department of Geosciences, Pennsylvania State University, University Park, PA 16802, arthur@geosc.psu.edu, (2) Dept. of Geosciences, Pennsylvania State Univ, State College, PA 16802
 5:15 PM Discussion

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