2007 GSA Denver Annual Meeting (28–31 October 2007)

Session No. 154
Tuesday, 30 October 2007: 1:30 PM-5:30 PM

Sediments, Carbonates

 

Adam Woods and Pedro J. Marenco, Chairs
Paper #
Start Time
1
1:30 PM
FORAMINIFERS AS INDICATORS OF PHOTO-OXIDATIVE STRESS: COMPARING BLEACHING PREVALENCE IN FORAMINIFERS WITH RATES OF DECLINE IN CORAL COVER IN THE FLORIDA KEYS, USA
RAMIREZ, Alexa, AYOUB, Lore M., DUNCAN BAKER, Rebekah and HALLOCK, Pamela, College of Marine Science, University of South Florida, 140 7th Ave. S, St. Petersburg, FL 33701, aramirez@marine.usf.edu, aramirez@marine.usf.edu
2
1:45 PM
SEDIMENT DYNAMICS AND STRATIGRAPHIC ARCHITECTURE OF A MIXED CARBONATE-SILICICLASTIC RAMP: THE UPPER ORDOVICIAN (HIRNANTIAN) ELLIS BAY FORMATION, ANTICOSTI ISLAND, QUÉBEC, CANADA
FARLEY, Claude and DESROCHERS, André, Department of Earth Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada, cfarl080@uottawa.ca, cfarl080@uottawa.ca
3
2:00 PM
IMPLICATIONS OF AN ALTERNATIVE INTERPRETATION OF THE LOWERMOST BRASSFIELD FORMATION, SOUTHWESTERN OHIO: A RECORD OF FALLING SEA LEVEL DURING THE EARLY SILURIAN
ZALEHA, Michael J., Department of Geology, Wittenberg University, Springfield, OH 45501-0720, mzaleha@wittenberg.edu, mzaleha@wittenberg.edu
4
2:15 PM
MODERN ELEMENTAL AND ISOTOPIC CHEMISTRY OF ECHINODERM SKELETAL CARBONATE
HASIUK, Franciszek Józef and LOHMANN, Kyger C., Department of Geological Sciences, University of Michigan, 2534 CC Little Bldg, 1100 N University Ave, Ann Arbor, MI 48109, franek@umich.edu, franek@umich.edu
5
2:30 PM
GEOCHEMISTRY AND THE ORIGIN OF DOLOMITES OF THE UPPER JURASSIC SMACKOVER FORMATION IN THE MISSISSIPPI SALT BASIN
HEYDARI, Ezat, Department of Physics, Atmospheric Sciences, and Geoscience, Jackson State University, P.O. Box 17660, 1400 Lynch Street, Jackson, MS 39217, ezat.heydari@jsums.edu, ezat.heydari@jsums.edu
6
2:45 PM
RESTRICTED PALEOPROTEROZIC BASIN: A CANDIDATE ENVIRONMENT FOR SYNSEDIMENTARY DOLOMITE PRECIPITATION?
ZENTMYER, Rebecca A., Department of Geological Sciences and Geological Engineering, Queen's University, Kingston, ON K7K1S9, Canada, JAMES, Noel P., Department of Geological Science and Geological Engineering, Queen's University, Kingston, ON K7L 3N6, Canada, PUFAHL, Peir K., Department of Earth and Environmental Science, Acadia University, 12 University Ave, Wolfville, NS B4P 2R6, Canada and HIATT, Eric E., Geology Department, Univ of Wisconsin-Oshkosh, 800 Algoma Blvd, Oshkosh, WI 54901, zentmyer@students.geol.queensu.ca, zentmyer@students.geol.queensu.ca
7
3:00 PM
CARBONATE ASSOCIATED SULFATE, EUXINIA, THE SIBERIAN TRAPS AND THE END PERMIAN MASS EXTINCTION
MARENCO, Pedro J., Department of Geology, Bryn Mawr College, Department of Geology, Bryn Mawr College, Bryn Mawr, PA 19010, Bryn Mawr, PA 19010, CORSETTI, Frank A., Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, KAUFMAN, Alan J., Geology Department, University of Maryland, College Park, MD 20742 and BOTTJER, David, Department of Earth Sciences, University of Southern California, Zumberge Hall 117, Los Angeles, CA 90089-0740, marenco@earth.usc.edu, marenco@earth.usc.edu
8
3:15 PM
DELAYED BIOTIC RECOVERY FROM THE PERMIAN-TRIASSIC EXTINCTION MAY HAVE BEEN INFLUENCED BY A REDOX-DRIVEN REORGANIZATION OF THE MARINE CARBONATE SYSTEM
FISCHER, Woodward William, Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, HIGGINS, John Andrew, Department of Geosciences, Princeton University, Washington Road, Guyot Hall, Princeton, NJ 08544 and PRUSS, Sara B., Department of Geosciences, Smith College, Northampton, 01063, wfischer@fas.harvard.edu, wfischer@fas.harvard.edu
9
3:30 PM
CALCIUM CARBONATE CYCLING IN ANOXIC OCEANS
HIGGINS, John Andrew, Department of Geosciences, Princeton University, Washington Road, Guyot Hall, Princeton, NJ 08544 and SCHRAG, Daniel P., Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138, jahiggin@Princeton.EDU, jahiggin@Princeton.EDU
10
3:45 PM
REASSESSING FORMATION OF PRECAMBRIAN MOLAR-TOOTH MICROSPAR: CONSTRAINTS FROM CARBONATE PRECIPITATION EXPERIMENTS
GOODMAN, Emily E. and KAH, Linda C., Department of Earth & Planetary Sciences, University of Tennessee, Knoxville, TN 37996, egoodman@utk.edu, egoodman@utk.edu
11
4:00 PM
UNUSUAL CARBONATE MICROSPAR ASSOCIATED WITH “FLUIDIZED” BEDS: A GEOLOGIC SNAPSHOT OF SPONTANEOUS WATER-COLUMN NUCLEATION AND FORMATION OF A VISCOUS COLLOID
BARTLEY, Julie K., Geology Department, Gustavus Adolphus College, 800 W. College Ave, St. Peter, MN 56082 and KAH, Linda C., Department of Earth & Planetary Sciences, University of Tennessee, Knoxville, TN 37996, jbartley@gustavus.edu, jbartley@gustavus.edu
12
4:15 PM
BACTERIAL ACTIVITY WITHIN THE VADOSE AND PHREATIC ZONES IN LIMESTONES: THE SOURCE OF CO2-DRIVEN DEVELOPMENT OF SECONDARY POROSITY
SCHWABE, Stephanie, Department of Earth and Environmental Geosciences, University of Kentucky, 310 Slone Bldg, Lexington, KY 40506, CAREW, James L., Department of Geology and Environmental Geosciences, College of Charleston, Charleston, SC 29424 and HERBERT, Rodney, Division of Environmental and Applied Biology, Biological Institute, University of Dundee, Dundee, DD1 4Hn, United Kingdom, stephanie.schwabe@uky.edu, stephanie.schwabe@uky.edu
13
4:30 PM
MICROBIAL AND INORGANIC “CAVE DEPOSITS” FROM AN ABANDONED GOLD MINE, SAN BERNARDINO MOUNTAINS, CA
WOODS, Adam D., California State University, Fullerton, Fullerton, CA 92834, awoods@fullerton.edu, awoods@fullerton.edu
14
4:45 PM
ON THE “SMALLNESS OF LIFE”: NEW TEM EVIDENCE FROM BIOFILM IN HOT SPRINGS, VITERBO, ITALY
FOLK, Robert L., Department of Geological Sciences, Univ of Texas, Austin, Austin, TX 78712 and KIRKLAND, Brenda L., Department of Geosciences, Mississippi State University, P.O. Box 5448, Mississippi State, MS 39762, rlfolk@mail.utexas.edu, rlfolk@mail.utexas.edu
15
5:00 PM
BAHAMIAN SUBMARINE HARDGROUNDS ARE A RESEARCH FRONTIER
GINSBURG, Robert N., Division of Marine Geology and Geophysics, University of Miami, Rosenstiel School of Marine and Atmospheric Science, 4600 Rickenbacker Cswy, Miami, FL 33149, PLANAVSKY, Noah, Marine Geology and Geophysics, Rosenstiel School of Marine and Atmospheric Science, 4600 Rickenbacker Causeway, Miami, FL 33149, PALMER, Mark S., St. Anslem Exploration, 1200 Seventeenth St. Suite 2100, Denver, CO 80202 and JAMES, Megan, Department of Marine Science 0411, University Of Miami, Coral Gables, FL 33134, rginsburg@rsmas.miami.edu, rginsburg@rsmas.miami.edu
16
5:15 PM
THE MYSTERY OF THE SAHUL SHOALS: A DIFFERENT CARBONATE DEPOSITIONAL ENVIRONMENT
OPDYKE, Bradley N.1, BRUNSKILL, Gregg2, BYRNE, Helen1 and BAILEY, Rikki1, (1)Department of Earth and Marine Science, The Australian National University, Canberra, Canberra, ACT, 0200, (2)Australian Institute of Marine Science, PMB No 3, Townsville, QLD, 4810, Bradley.Opdyke@anu.edu.au, Bradley.Opdyke@anu.edu.au