2006 Philadelphia Annual Meeting (22–25 October 2006)

Session No. 156
Tuesday, 24 October 2006: 1:30 PM-5:30 PM

Precambrian Geology

 

M.E. Bickford and W.R. Van Schmus, Chairs
Paper #
Start Time
1
1:30 PM
PALEOPROTEROZOIC REGIONAL METAMORPHISM IN THE NEEDLE MOUNTAINS, COLORADO
WU, Kaiwen, Department of Geological Sciences, Univ of Texas at El Paso, 500 W. University Ave, El Paso, TX 79968 and ANDRONICOS, Christopher, Earth and Atmospheric Sciences, Cornell University, Snee Hall, Ithaca, NY 14853, wu@geo.utep.edu, wu@geo.utep.edu
2
1:45 PM
CONTACT METAMORPHISM ADJACENT TO THE PALEOPROTEROZOIC WOLF CREEK ULTRAMAFICS, SOUTHERN RUBY RANGE, SW MONTANA, EVIDENCE FOR MAGMATIC EMPLACEMENT
ALCOCK, J., Environmental Sciences, Penn State Abington College, 1600 Woodland Rd, Abington, PA 19001, MULLER, Peter, Earth Sciences, SUNY-Oneonta, Oneonta, NY 13820 and KROL, Michael, Earth Sciences, Bridgewater State University, Bridgwater, MA 02325, jea4@psu.edu, jea4@psu.edu
3
2:00 PM
SYNTHESIS OF REGIONAL OTTAWAN SHEAR ZONES IN THE ADIRONDACK AND MORIN TERRANES: TOWARDS A UNIFIED TECTONIC MODEL
MCLELLAND, James M.1, SELLECK, Bruce2, PECK, William H.2 and BICKFORD, Marion E.3, (1)Dept. of Geology, Colgate Univ, Hamilton, NY 13346-1398, (2)Department of Geology, Colgate University, 13 Oak Drive, Hamilton, NY 13346, (3)Dept. Earth Sciences, Syracuse Univ, Syracuse, NY 13244, jmclelland@citlink.net, jmclelland@citlink.net
4
2:15 PM
NEW DISCOVERY OF MESOPROTEROZOIC HIGH-MAGNESIUM ORTHOAMPHIBOLE GNEISS IN THE GRENVILLE OF THE NEW JERSEY HIGHLANDS
VOLKERT, Richard A., New Jersey Geol Survey, P.O. Box 427, Trenton, NJ 08625, Rich.Volkert@dep.state.nj.us, Rich.Volkert@dep.state.nj.us
5
2:30 PM
ROLE OF LYON MOUNTAIN SERIES GRANITOIDS AS STRAIN SOFTENING AGENTS DURING LATE OTTAWAN-AGED EXTENSION ALONG THE CARTHAGE COLTON SHEAR ZONE
JOHNSON, Eric Lee, Geology, Hartwick College, Miller Science, Oneonta, NY 13820, Johnsone@Hartwick.edu, Johnsone@Hartwick.edu
6
2:45 PM
HIGH-TEMPERATURE SHEARING AND PEGMATITE FORMATION DURING OTTAWAN EXTENSIONAL COLLAPSE, NORTHWESTERN ADIRONDACK MOUNTAINS, NEW YORK
CHAPPELL, Jessica Lee1, BICKFORD, M.E.1, SELLECK, Bruce W.2, WOODEN, Joseph L.3, MAZDAB, Frank4 and HEUMANN, Matthew L.1, (1)Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244-1070, (2)Department of Geology, Colgate University, 13 Oak Drive, Hamilton, NY 13346, (3)U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, (4)U.S.G.S. - Stanford Ion Probe Laboratory, Stanford University, 367 Panama Mall, Green Building, Stanford, CA 94305-2220, jlchappe@syr.edu, jlchappe@syr.edu
 
3:00 PM
Break
7
3:15 PM
MORPHOLOGICAL SATURATION AND CONSTRAINTS IN EDIACARA FOSSILS
DONG, Lin, Department of Geosciences, Virginia Poltechnic Institute and State Univ, Blacksburg, VA 24061, SHEN, Bing, Department of Geosciences, Virginia Polytechnic Institute and State Univ, Blacksburg, VA 24061, XIAO, Shuhai, Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061 and KOWALEWSKI, Michal, Florida Museum of Natural History, University of Florida, 1659 Museum Road, PO Box 117800, Gainesville, FL 32611, lindong@vt.edu, lindong@vt.edu
8
3:30 PM
ARCHITECTURE OF BASAL EDIACARAN DEPOSITS (NOONDAY GROUP) IN SOUTHWEST LAURENTIA
PETTERSON, Ryan, Earth and Planetary Sciences, Harvard University, 20 Oxford St, Cambridge, MA 02138, PRAVE, Anthony, Geosciences, Univ of St Andrews, St Andrews, Fife, KY16 9AL, United Kingdom and WERNICKE, Brian, Division of Geological and Planetary Sciences, California Institute of Technology, Mail Stop 100-23, Pasadena, CA 91125, ryanpetterson@gmail.com, ryanpetterson@gmail.com
9
3:45 PM
SULFUR ISOTOPE EVIDENCE FOR RAPID CEMENTATION OF THE NEOPROTEROZOIC ZHAMOKETI CAP CARBONATE IN THE QURUQTAGH AREA OF TIANSHAN
SHEN, Bing1, XIAO, Shuhai2, KAUFMAN, Alan Jay3, YUAN, Xunlai4 and ZHOU, Chuanming4, (1)Department of Geosciences, Virginia Polytechnic Institute and State Univ, Blacksburg, VA 24061, (2)Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061, (3)Department of Geology, Univ of Maryland, College Park, College Park, MD 20742, (4)Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, 210008, China, bingshen@vt.edu, bingshen@vt.edu
10
4:00 PM
MICRO-SCALE HETEROGENEITY AND REDISTRIBUTION OF IRON ISOTOPES IN EARTH'S OLDEST BANDED IRON FORMATION REVEALED BY SECONDARY ION MASS SPECTROMETRY
FEDO, Christopher M., Department of Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996 and WHITEHOUSE, Martin J., LIG, Swedish Museum of Natural History, Stockholm, SE-104 05, Sweden, cfedo@utk.edu, cfedo@utk.edu
11
4:15 PM
THE COOL EARLY EARTH AND THE TIDAL CAPTURE MODEL: THERMAL AND TECTONIC EFFECTS ON EARTH AND MOON
MALCUIT, Robert J., Dept. of Geosciences, Denison Univ, Granville, OH 43023-1372 and WINTERS, Ronald R., Phys-Astron. Dept, Denison Univ, Granville, OH 43023, malcuit@denison.edu, malcuit@denison.edu
12
4:30 PM
GROWTH, PRESERVATION AND RECYCLING RATE OF THE LITHOSPHERE SINCE THE ARCHEAN
ARTEMIEVA, Irina M., Geological Section, IGN, Copenhagen University, Oester Voldgade 10, Copenhagen, DK-1350, Denmark, irina@geo.ku.dk, irina@geo.ku.dk