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Session No. 217
Tuesday, 2 November 2010: 1:30 PM-5:30 PM
Room 302 (Colorado Convention Center)

T124. Proterozoic Crustal Evolution of Southern Laurentia: Tectonic Settings, Petrology, Geochemistry, and Geochronology II

Precambrian [At Large]; GSA Geophysics Division; GSA Structural Geology and Tectonics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Mineralogical Society of America

 

Paul A. Mueller, J.L. Wooden and M.E. Bickford, Advocates
Paper #
Start Time
1
1:30 PM
TECTONIC INSIGHTS FROM DETRITAL ZIRCON STUDIES OF PROTEROZOIC METASEDIMENTARY SUCCESSIONS EXPOSED THROUGHOUT SOUTHWESTERN LAURENTIA
JONES III, James V., Department of Earth Sciences, University of Arkansas at Little Rock, 2801 S. University, Little Rock, AR 72204, DANIEL, Christopher G., Department of Geology and Environmental Geosciences, Bucknell University, 1 Dent Drive, Lewisburg, PA 17837, DOE, Michael F., Department of Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401, KARLSTROM, Karl E., Earth and Planetary Science, University of New Mexico, Albuquerque, NM 87131, WILLIAMS, Michael L., Department of Geosciences, University of Massachusetts, Amherst, 611 North Pleasant Street, Amherst, MA 01003 and FREI, Dirk, Geological Survey of Denmark and Greenland (GEUS), Øster Voldgade 10, Copenhagen K, DK-1350, Denmark, jvjones@ualr.edu, jvjones@ualr.edu
2
1:45 PM
DETRITAL ZIRCONS FROM MIDDLE PROTEROZOIC QUARTZITES OF CENTRAL ARIZONA: IMPLICATIONS FOR REGIONAL CORRELATIONS, BASIN EVOLUTION, AND CRUSTAL RECYCLING
DOE, Michael F., Department of Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401, JONES III, James V., Department of Earth Sciences, University of Arkansas at Little Rock, 2801 S. University, Little Rock, AR 72204, KARLSTROM, Karl E., Earth and Planetary Science, University of New Mexico, Albuquerque, NM 87131, FREI, Dirk, Geological Survey of Denmark and Greenland (GEUS), Øster Voldgade 10, Copenhagen K, DK-1350, Denmark and GEHRELS, George E., Arizona LaserChron Center, Department of Geosciences, University of Arizona, Tucson, AZ 85721, mdoe@mymail.mines.edu, mdoe@mymail.mines.edu
3
2:00 PM
U-PB AND HF-ISOTOPIC ANALYSIS OF ZIRCONS FROM THE NEOPROTEROZOIC (CRYOGENIAN) FORMATION OF PERRY CANYON, NORTHERN UTAH
BALGORD, Elizabeth, Geology, University of Arizona, 242 E 5th St, Tucson, AZ 85705, LINK, Paul K., Department of Geosciences, Idaho State University, Pocatello, ID 83209 and FANNING, C. Mark, Research School of Earth Sciences, Australian National University, Canberra, ACT 0200, Australia, balgord@email.arizona.edu, balgord@email.arizona.edu
4
2:15 PM
THE GRENVILLE PROVINCE REVISITED: AN OVER 700 MA RECORD OF PROTEROZOIC CRUSTAL GROWTH ALONG THE LAURENTIAN MARGIN
NADEAU, Léopold, Geological Survey of Canada, 490 de la Couronne, Quebec City, QC G1K 9A9, Canada, Leopold.Nadeau@nrcan.gc.ca, Leopold.Nadeau@nrcan.gc.ca
5
2:30 PM
CULMINATING PULSE OF PLUTONISM IN THE GRENVILLIAN BLUE RIDGE TERRANE OF SOUTHERN LAURENTIA: ZIRCON-AGES FROM THE ARCHER MOUNTAIN SUITE, ROSELAND ANORTHOSITE, AND ROSES MILL PLUTON OF THE LOVINGSTON MASSIF
BARTHOLOMEW, Mervin J., Earth Sciences, Univ of Memphis, Memphis, TN 38152 and MILLER, Brent V., Dept. of Geology & Geophysics, Texas A&M University, College Station, TX 77843-3115, jbrthlm1@memphis.edu, jbrthlm1@memphis.edu
6
2:45 PM
PROTEROZOIC CRUSTAL EVOLUTION IN LAURENTIA AND EAST ANTARCTICA AS SAMPLED BY GRANITE MAGMAS
GOODGE, John W., Department of Geological Sciences, University of Minnesota, Duluth, MN 55812, FANNING, C. Mark, Research School of Earth Sciences, Australian National University, Canberra, ACT 0200, Australia and VERVOORT, Jeffery D., School of the Environment, Washington State University, Pullman, WA 99164, jgoodge@d.umn.edu, jgoodge@d.umn.edu
7
3:00 PM
WHAT IS THE TECTONIC SETTING OF LONG-LIVED GRENVILLIAN-AGED ULTRAHIGH TEMPERATURE, HIGH GEOTHERMAL GRADIENT METAMORPHISM IN THE MUSGRAVE PROVINCE, CENTRAL AUSTRALIA?
KELSEY, David E.1, SMITHIES, R. Hugh2, HAND, Martin1, CLARK, Christopher3, KIRKLAND, Chris2 and EVINS, Paul M.2, (1)Centre for Tectonics, Resources & eXploration (TRaX), The University of Adelaide, North Terrace Campus, Adelaide, 5005, Australia, (2)Geological Survey of Western Australia, Mineral House, Mineral House, 100 Plain St, East Perth, 6004, Australia, (3)The Institute for Geoscience Research (TIGeR), Department of Applied Geology, Curtin University of Technology, GPO Box 1987, Perth, 6845, Australia, david.kelsey@adelaide.edu.au, david.kelsey@adelaide.edu.au
8
3:20 PM
SHRIMP AND LAICPMS DETRITAL ZIRCON GEOCHRONOLOGY OF MESOPROTEROZOIC TO EARLY CAMBRIAN SAMPLES FROM SE SIBERIA AND SW LAURENTIA; IMPLICATIONS FOR RODINIA RECONSTRUCTION
MACLEAN, John S., Department of Physical Science, Southern Utah University, 351 West University Boulevard, Cedar City, UT 84720, SEARS, James W., Geosciences, University of Montana, Missoula, MT 59812 and CHAMBERLAIN, Kevin R., Dept. of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 University Avenue, Laramie, WY 82071, johnmaclean@suu.edu, johnmaclean@suu.edu
9
3:35 PM
THE GRENVILLE-AGE PUTUMAYO OROGEN OF NORTHWESTERN SOUTH AMERICA AND ITS IMPLICATIONS FOR PROTEROZOIC TECTONIC RECONSTRUCTIONS OF AMAZONIA WITHIN THE RODINIA SUPERCONTINENT
IBANEZ-MEJIA, Mauricio, Department of Geosciences, University of Arizona, Gould-Simpson Building, Tucson, AZ 85721, RUIZ, Joaquin, Dean, College of Science, University of Arizona, PO BOX 210077, 1040 E. 4th St, Tucson, AZ 85721-0077, VALENCIA, Victor, Valencia Geoservices, 3389 N River Rapids Dr, Tucson AZ, AZ 85712, CARDONA, Agustin, Smithsonian Tropical Research Institute, Unit 0948, APO AA 34002, Balboa, Ancon, Panama, 0843-03092, Panama, GEHRELS, George E., Department of Geosciences, University of Arizona, Tucson, AZ 85721 and MORA, Andrés, Ecopetrol, Instituto Colombiano del Petróleo, Km 7 via Bucaramanga-Piedecuesta, Piedecuesta, Colombia, ibanezm@email.arizona.edu, ibanezm@email.arizona.edu
10
3:50 PM
KINEMATIC ANALYSIS OF THE HOMESTAKE AND SLIDE LAKE SHEAR ZONES, CENTRAL COLORADO
LEE, Patricia E.1, JESSUP, Micah J.1, SHAW, Colin A.2 and HICKS III, Gordon L.3, (1)Department of Earth and Planetary Sciences, The University of Tennessee-Knoxville, Knoxville, TN 37996-1410, (2)Department of Earth Sciences, Montana State University, P.O. Box 173480, Bozeman, MT 59717, (3)Department of Earth and Planetary Sciences, The University of Tennessee-Knoxville, Knoxville, TN 37996, plee9@utk.edu, plee9@utk.edu
11
4:05 PM
GEOCHEMISTRY OF MID- TO LOWER CRUSTAL XENOLITHS FROM THE GREAT FALLS TECTONIC ZONE
GIFFORD, Jennifer N., Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611, FOSTER, David A., Department of Geological Sciences, University of Florida, PO Box 112120, Gainesville, FL 32611-2120, MUELLER, Paul A., Department of Geological Sciences, University of Florida, Gainesville, FL 32611 and MOGK, David W., Dept. of Earth Sciences, Montana State University, Bozeman, MT 59717, giff4088@ufl.edu, giff4088@ufl.edu
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