P5. Supercontinent Cycles through Earth History

Session No. 114
Monday, 5 November 2012: 1:30 PM-5:30 PM
Ballroom B (Charlotte Convention Center)

P5. Supercontinent Cycles through Earth History

GSA Structural Geology and Tectonics Division; GSA Geophysics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

 

A. Krishna Sinha, Kent C. Condie and Robert D. Hatcher Jr., Conveners
Paper #
Start Time
1
1:30 PM
THE ONSET OF SUBDUCTION IN INTERIOR OCEANS: SIGNIFICANCE OF A HIGHLY DEPLETED MANTLE SOURCE FOR MAFIC COMPLEXES
MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada and NANCE, R. Damian, Department of Geological Sciences, Ohio University, Athens, OH 45701, bmurphy@stfx.ca
2
1:50 PM
THE BUMPY ROAD FROM RODINIA TO PANGEA
HATCHER Jr, Robert D., Earth and Planetary Sciences and Science Alliance Center of Excellence, University of Tennessee-Knoxville, Knoxville, TN 37996, bobmap@utk.edu
3
2:10 PM
ON THE UTILITY OF SEDIMENTARY ROCKS AND STRATIGRAPHIC SEQUENCES TO CONSTRAIN PRECAMBRIAN SUPERCONTINENTS: APPROACHES, SUCCESSES AND LIMITATIONS
RAINBIRD, Robert, Natural Resources Canada, Geological Survey of Canada, 601 Booth Street, Room 499, Ottawa, ON K1A 0E8, Canada, rob.rainbird@nrcan.gc.ca
4
2:30 PM
CONSTRAINTS FROM THE LIP BARCODE RECORD AND ASSOCIATED GIANT DYKE SWARMS FOR SUPERCONTINENT RECONSTRUCTIONS: PROGRESS REPORT ON THE LIPS-SUPERCONTINENT PROJECT
BLEEKER, Wouter, Geological Survey Canada, 601 Booth St, Ottawa, ON K1A 0E8, Canada and ERNST, Richard E., Dept. of Geology, Carleton University and Ernst Geosciences, 43 Margrave Avenue, Ottawa, ON K1T 3Y2, Canada, wbleeker@gsc.nrcan.gc.ca
5
2:50 PM
TOWARD FULFILLING WEGENER'S AND WILSON'S VISIONS: CONTINUOUS PRECAMBRIAN GLOBAL CRATON KINEMATICS
EVANS, David A.D., Department of Geology and Geophysics, Yale University, New Haven, CT 06520, EGLINGTON, Bruce, Saskatchewan Isotope Laboratory, University of Saskatchewan, 114 Science Place, Saskatoon, SK K1Y 3L5, Canada and PEHRSSON, Sally, Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada, david.evans@yale.edu
6
3:10 PM
THOMAS R. WORSLEY AND THE SUPERCONTINENT CYCLE
NANCE, R. Damian, Department of Geological Sciences, Ohio University, Athens, OH 45701 and MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada, nance@ohio.edu
7
3:30 PM
NUNA TO RODINIA: PRESERVATION AND RECYCLING OF CONTINENTAL CRUST
CONDIE, Kent C., Department of Earth & Environmental Science, New Mexico Tech, Socorro, NM 87801, kcondie@nmt.edu
8
3:50 PM
TIME SCALES OF EVOLVING MAGMA SOURCES DURING RIFT TO DRIFT TECTONICS ASSOCIATED WITH BREAKUP OF RODINIA: THE CENTRAL APPALACHIAN PERSPECTIVE
SINHA, A. Krishna, Geosciences, Virginia Tech, Blacksburg, VA 24061-0420 and HANAN, Barry B., Geological Sciences, San Diego State University, San Diego, CA 92182-1020, pitlab@vt.edu
9
4:10 PM
ZIGZAG GEOMETRY OF NEOPROTEROZOIC-EARLY PALEOZOIC CORDILLERAN RIFT MARGIN: IMPLICATIONS FOR MINERAL DEPOSITS, CANADA TO NEVADA
LUND, K., U.S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225 and ALEINIKOFF, J.N., U.S. Geological Survey, Denver Federal Center, MS 963, Denver, CO 80225, klund@usgs.gov
10
4:30 PM
LITHIUM-CESIUM-TANTALUM PEGMATITES THROUGH TIME, THEIR OROGENIC CONTEXT, AND RELATIONSHIPS TO THE SUPERCONTINENT CYCLE
BRADLEY, Dwight C., U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, MCCAULEY, A., USGS, 4210 University Drive, Anchorage, AK 99508, BUCHWALDT, R., Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, Building 54-1126, Cambridge, MA 02139, SHEA, E.K., Dept. of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139 and BOWRING, S., Dept. of Earth, Atmospheric & Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, dbradley@usgs.gov
11
4:50 PM
THE IMPORTANCE OF THE HEATING MODE OF THE MANTLE IN SUPERCONTINENT INSULATION
LOWMAN, Julian P., Department of Physical and Environmental Sciences, University of Toronto Scarborough, 1265 Military Trail, Toronto, ON M1C 1A4, Canada and HERON, Philip J., Department of Physics, University of Toronto, 60 St. George St, Toronto, M5S 1A7, lowman@utsc.utoronto.ca
12
5:10 PM
PLATE DEFORMATION AND SUPERCONTINENT CYCLES
AUDET, Pascal, Earth Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada, pascal.audet@uottawa.ca