| | |
| 203-1 | 71 | OXYGEN ISOTOPES OF IGNEOUS ZIRCONS AND THE CRUSTAL EVOLUTION OF THE ORIENTAL BORBOREMA PROVINCE, NE BRAZIL: FERREIRA, Valderez P.1, VALLEY, John W.2, SIAL, Alcides N.3, SPICUZZA, Michael2, and PIMENTEL, Marcio M.4, (1) Dept. of Geology, Universidade Federal de Pernambuco, Recife, 50740-530, Brazil, valderez@ufpe.br, (2) Department of Geology and Geophysics, Univ of Wisconsin, Madison, WI 53706, (3) NEG-LABISE, Dept. Geologia, Univ. Federal de Pernambuco, C. P. 7582, Recife, 50670-000, Brazil, (4) Univ Brasilia, ASA Norte, Brasilia-DF, 70910-900, Brazil |
| 203-2 | 72 | GEOCHEMISTRY AND ORIGIN OF THE THOLEIITIC MAFIC METAVOLCANIC ROCKS FROM THE RIACHO DE SANTANA GREENSTONE BELT, BAHIA, BRAZIL: MENEZES LEAL, Angela B. Sr, Departamento de Geoquímica, Universidade Federal da Bahia/Instituto de Geociências, Rua Barão de Geremoabo, s/n Campus Universitário de Ondina, Salvador, Bahia, BRAZIL CEP 41210-190, Department of Earth and Environmental Science, University of Texas at San Antonio, 6900 North Loop 1604 West, San Antonio, TX, San Antonio, TX 78249, angelab@ufba.br and PAUL, Debajyoti, Department of Earth and Environmental Science, University of Texas at San Antonio, 6900 North Loop 1604 West, San Antonio, TX, San Antonio, TX 78249 |
| 203-3 | 73 | NEOPROTEROZOIC WINDERMERE SUPERGROUP DEPOSITION AND RIFT TECTONICS, PURCELL MOUNTAINS, SOUTHEASTERN BRITISH COLUMBIA: ARNAUD, Emmanuelle V., Land Resource Science, Univ of Guelph, Guelph, ON N1G 2W1, Canada, earnaud@uoguelph.ca and ROOT, Kevin G., Nexen, 801-7th Avenue SW, Calgary, AB T2P 3P7, Canada |
| 203-4 | 74 | ARCHEAN CYCLES OF HORIZONTAL AND VERTICAL TECTONICS IN THE ISUA REGION, SOUTHERN WEST GREENLAND: RESULTS FROM INTEGRATED MAPPING AND U-PB TITANITE GEOCHRONOLOGY: GRIMES, Stephen W., Department of Chemistry and Environmental Sciences, University of Texas at Brownsville, 80 Fort Brown, Brownsville, TX 78520, steve.grimes@utb.edu and DUNNING, Greg, Earth Sciences, Memorial Univ of Newfoundland, St John's, NF A1B 3X5, Canada |
| 203-5 | 75 | THE NEW AND IMPROVED NEOPROTEROZOIC JESSE EWING CANYON FORMATION, BASAL UINTA MOUNTAIN GROUP, NORTHEASTERN UTAH AND NORTHWESTERN COLORADO: BREHM, Andy M., Geology, Utah State University, 4505 Old Main Hill, Logan, UT 84322, abrehm@cc.usu.edu and DEHLER, Carol, Geology, Utah State University, 4505 Old Main Hill, Logan, UT 84322-4505 |
| 203-6 | 76 | PETROGENESIS AND TECTONIC IMPLIATIONS OF MAFIC ROCKS IN THE PRECAMBRIAN CORE OF THE BLACK HILLS, SOUTH DAKOTA: VAN BOENING, Angela M., 101 Geological Sciences Bldg, University of Missouri-Columbia, Columbia, MO 65211, amvpn6@mizzou.edu and NABELEK, Peter I., 101 Geological Sciences, University of Missouri-Columbia, Columbia, MO 65211 |
| 203-7 | 77 | TECTONIC EVOLUTION OF THE NORTHERN INTERIOR CONTERMINOUS U.S.: A CHEYENNE BELT-SPIRIT LAKE TECTONIC ZONE CONNECTION: DODSON, S.1, SCHNEIDER, D.A.1, VAN SCHMUS, W.R.2, and HOLM, D.K.3, (1) Geological Sciences, Ohio Univ, Clippinger Laboratory 316, Athens, OH 45701, sd421997@ohio.edu, (2) Geology, Univ of Kansas, 120 Lindley Hall, Lawrence, KS 66045-7613, (3) Geology, Kent State Univ, Kent, OH 44242 |
| 203-8 | 78 | SEARCH FOR EARLY TERRESTRIAL LIFE: TANTALIZING HINTS FROM A TERMINAL PROTEROZOIC PALEOSOL: HORODYSKYJ, Lev B., Geosciences, Pennsylvania State University, University Park, PA 16802, LevH@psu.edu, WHITE, Timothy S., Earth and Environmental Systems Institute, Pennsylvania State University, University Park, PA 16802, and KUMP, Lee R., Department of Geosciences, Pennsylvania State University, University Park, PA 16802 |
| 203-9 | 79 | PREFERENTIAL RECRYSTALIZATION AS THE ORIGIN OF LAMINATION IN THE NEOPROTEROZOIC BECK SPRING DOLOMITE, DEATH VALLEY, CALIFORNIA: LOYD, Sean J., Earth Sciences, University of Southern California, 3651 Trousdale Ave, Los Angeles, CA 90089, loyd@usc.edu and CORSETTI, Frank A., Earth Sciences, Univ of Southern California, Los Angeles, CA 90089 |
| 203-10 | 80 | USING BIOMARKERS TO ANALYZE BIOGEOCHEMICAL CHANGES ACROSS THE PRECAMBRIAN-CAMBRIAN BOUNDARY: KELLY, Amy E., EAPS, MIT, 42-44 Carleton St, MIT, E34-542, Cambridge, MA 02142, kellya@mit.edu, SUMMONS, Roger E., EAPS, MIT, 77 Massachusetts Ave, Cambridge, MA 02139, and KNOLL, Andrew H., Harvard, Cambridge, MA 02138 |
| 203-11 | 81 | HOW SIGNIFICANT IS THE UNCONFORMITY AT THE BASE OF THE SAUK SEQUENCE IN AN OFF-CRATON SETTING?: OVEROCKER, Quintin M. and FEDO, Christopher, Department of Earth & Planetary Sciences, University of Tennessee, 1412 Circle Drive, Knoxville, TN 37996, qoverock@utk.edu |
|