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2006 Philadelphia Annual Meeting (22–25 October 2006)

Session No. 82
Monday, 23 October 2006: 8:00 AM-12:00 PM

T149. Modern to Precambrian Subduction Systems: Convergent Margin Behavior and Evolution Over Geologic Time I

GSA International Section; GSA Structural Geology and Tectonics Division; GSA Geophysics Division; GSA Sedimentary Geology Division; Integrated Ocean Drilling Program, MARGINS

 

Yildirim Dilek and Mark Cloos, Advocates
Paper #
Start Time
1
8:00 AM
EVOLVING PLATE TECTONIC REGIMES ON PLANET EARTH
CONDIE, Kent C., Earth and Environmental Science, New Mexico Tech, Socorro, NM 87801, kcondie@nmt.edu, kcondie@nmt.edu
2
8:15 AM
EARTH'S FIRST TWO BILLION YEARS—THE ERA OF INTERNALLY MOBILE CRUST
HAMILTON, Warren B., Department of Geophysics, Colorado School of Mines, Golden, CO 80401, whamilto@mines.edu, whamilto@mines.edu
3
8:30 AM
ARCHEAN LITHOSPHERE: THE PRODUCT OF INTERACTION BETWEEN PLUME AND CONVERGENT MARGIN MAGMATISM
KERRICH, Robert, Geological Sciences, University of Saskatchewan, 114 Science Place, Saskatoon, SK S7N 5E2, Canada, robert.kerrich@usask.ca, robert.kerrich@usask.ca
4
8:45 AM
FELSIC VOLCANISM IN THE EASTERN YILGARN CRATON: EVOLUTION OF A LATE ARCHEAN CONVERGENT MARGIN
BARLEY, Mark E., School of Earth and Geographical Sciences, The University of Western Australia, 35 Stirling Highway, Crawley, WA6009, Australia, mbarley@segs.uwa.edu.au, mbarley@segs.uwa.edu.au
5
9:00 AM
OBSERVATION-BASED RATES OF CREATING AND RECYCLING SOLID MATERIAL AT CONVERGENT MARGINS--IMPACT ON THE LONG-TERM PRESERVATION AND GROWTH OF CONTINENTAL CRUST
SCHOLL, David W., Department of Geophysics, Stanford University, Stanford, CA 94035 and VON HUENE, Roland, Geology, Univ of California Davis, Department of Geology, University of California, Davis, CA 95616, dscholl@usgs.gov, dscholl@usgs.gov
6
9:15 AM
CONVERGENT MARGINS, GROWING AND SHRINKING CONTINENTS, AND THE WILSON CYCLE
SILVER, Paul G.1, HAHN, Brian C.2, KREEMER, Corné3, HOLT, William E.2 and HAINES, John4, (1)Department of Terrestrial Magnetism, Carnegie Institution of Washington, 5241 Broad Branch Road, NW, Washington, DC 20015, (2)Department of Geosciences, State University of New York, Stony Brook, NY 11794, (3)Nevada Bureau of Mines and Geology, University of Nevada, Reno, 1664 N. Virginia St, Reno, NV 89557, (4)Department of Earth Sciences, University of Cambridge, Cambridge, CB2 3EQ, United Kingdom, silver@dtm.ciw.edu, silver@dtm.ciw.edu
7
9:30 AM
TECTONIC EFFECTS OF SUBDUCTING BATHYMETRIC HIGHS: IMPLICATIONS OF THE SUBDUCTION CHANNEL MODEL
CLOOS, Mark, Department of Geological Sciences, University of Texas at Austin, Jackson School of Geosciences 1 University Station C9000, Austin, TX 78712 and SHREVE, Ronald L., Oceanography, University of Washington, Seattle, WA 98195, cloos@mail.utexas.edu, cloos@mail.utexas.edu
 
9:45 AM
Break
8
10:00 AM
LESSONS FOR ANCIENT ARC STUDIES FROM THE INTRA-OCEANIC IZU-BONIN-MARIANA ARC SYSTEM IN THE WESTERN PACIFIC
STERN, Robert, Department of Geosciences, Univ of Texas at Dallas, P.O. Box 830688, MS FO21, Richardson, TX 75083-0688 and TATSUMI, Yoshiyuki, Institute for Research on Earth Evolution, Japan Agency for Marine-Earth Science and Technology, Yokosuka, 237-0061, Japan, rjstern@utdallas.edu, rjstern@utdallas.edu
9
10:15 AM
EVOLUTION OF OCEANIC CRUST IN SUBDUCTION ZONE ENVIRONMENTS AS REVEALED IN PHANEROZOIC AND PRECAMBRIAN OPHIOLITES
DILEK, Yildirim, Geology, Miami University, 116 Shideler Hall, Oxford, OH 45056, dileky@muohio.edu, dileky@muohio.edu
10
10:30 AM
OPHIOLITE FORMATION AND OBDUCTION DURING THE PHANEROZOIC AND LATE PRECAMBRIAN
METZLER, Stacey, Dept of Earth and Environmental Sciences, Univ of Texas at Arlington, Arlington, TX 76019 and SCOTESE, Christopher, Earth and Environmental Science, University of Texas at Arlington, Box 19049, 500 Yates St, Arlington, TX 76019, stacey.metzler@uta.edu, stacey.metzler@uta.edu
11
10:45 AM
TEMPORAL AND GEOCHEMICAL ASSOCIATION OF SSZ OPHIOLITE FORMATION, EMPLACEMENT AND ARC INCEPTION: AN EXAMPLE FROM NORTHLAND, NEW ZEALAND WITH SW PACIFIC CENOZOIC TECTONIC IMPLICATIONS
WHATTAM, Scott A.1, MALPAS, John2, SMITH, Ian E.M.3 and ALI, Jason R.2, (1)Geological Sciences, Rutgers University/Wright Labs, 610 Taylor Road, Room 250, Piscataway, NJ 08854-8066, (2)Earth Sciences, The University of Hong Kong, James Lee Building, 3rd Floor, Pokfulam, Hong Kong, China, (3)Geology, The University of Auckland, 23 Symonds Street, Private Bag 92019, Auckland, Priv B 92019, New Zealand, sawhatta@gmail.com, sawhatta@gmail.com
12
11:00 AM
EARLY TERTIARY VOLCANISM IN THE PACIFIC NORTHWEST; IMPLICATIONS FOR CONTINENTAL MARGIN EVOLUTION
ROBINSON, Paul T., Earth Sciences, Dalhousie University, Halifax, NS B3H 4J1, Canada and URBANCZYK, Kevin, Earth & Physical Science, Sul Ross State University, Box C-139, Alpine, TX 79832, p.robinson@ns.sympatico.ca, p.robinson@ns.sympatico.ca
13
11:15 AM
THE CENTRAL ASIAN OROGENIC SYSTEM: TIMING OF MAGMATISM, GEOCHEMISTRY, AND CONTINENTAL CRUSTAL GROWTH DURING THE PHANEROZOIC
BRIGGS, Stephanie1, MANNING, Craig1, YIN, An2 and GROVE, Marty1, (1)Department of Earth and Space Sciences, University of California-Los Angeles, Los Angeles, CA 90095-1567, (2)Department of Earth & Space Sciences, University of California, Los Angeles, 595 Charles Young Drive East, 3806 Geology Building, Los Angeles, CA 90095-1567, sbriggs@ess.ucla.edu, sbriggs@ess.ucla.edu
14
11:30 AM
DID SUBDUCTION INITIATE ALONG THE CAMBRIAN ALABAMA PROMONTORY?
BARINEAU, Clinton I., Department of Geological Sciences, Florida State University, 108 Carraway Building, Tallahassee, FL 32306-4100 and TULL, James F., Department of Geological Sciences, Florida State University, Tallahassee, FL 32306, barineau@gly.fsu.edu, barineau@gly.fsu.edu
15
11:45 AM
THE EARLY PALEOZOIC EVOLUTION OF THE SOUTHEASTERN LAURENTIAN MARGIN: SUBDUCTION INITIATION, BACKARC EXTENSION, AND THE EMPLACEMENT OF GRANITOIDS
HOLM, Christopher, Department of Geological Sciences and National High Magnetic Field Laboratory- Geochemistry Division, Florida State Univ, 108 Carraway Bldg, Tallahassee, FL 32306-4100, holm@gly.fsu.edu, holm@gly.fsu.edu
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