GSA Annual Meeting, November 5-8, 2001

Session No. 107
Wednesday, 7 November 2001: 8:00 AM-12:00 PM

Stratigraphy II: Carbonate Sedimentology and Diagenesis

 

Kathryn A. Schubel and John B. Thurmond, Chairs
Paper #
Start Time
0
8:00 AM
FLOATING RAFTS OF CALCITE CRYSTALS IN CAVE POOLS, CENTRAL TEXAS: CRYSTAL HABIT VS. SATURATION STATE
TAYLOR, Penny M., Department of Geosciences, Univ of Houston, 312 Science and Research Building 1, Houston, TX 77204-5007 and CHAFETZ, Henry S., Department of Geosciences, University of Houston, 312 Science and Research Building 1, Houston, TX 77204-5007, ptaylor@uh.edu, ptaylor@uh.edu
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8:15 AM
ORIGIN OF POROUS LAYERS IN POOL FINGERS, HIDDEN CAVE, NEW MEXICO: RECRYSTALLIZED MOONMILK?
MELIM, Leslie A.1, SPILDE, Michael N.2, BOSTON, Penelope J.3, NORTHUP, Diana E.3 and QUEEN, J. Michael4, (1)Geology Department, Western Illinois Univ, 1 University Circle, Macomb, IL 61455, (2)Institute of Meteoritics, Univ of New Mexico, Albuquerque, NM 87131, (3)Biology Dept, Univ of New Mexico, Castetter Hall, Albuquerque, NM 87131, (4)Department of Geology, Pomona College, Claremont, CA 91711, la-melim@wiu.edu, la-melim@wiu.edu
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8:30 AM
MICROSTRUCTURES AND TEXTURES OF EXPERIMENTALLY DOLOMITIZED BAHAMIAN OOIDS: IMPLICATIONS FOR REACTION MECHANISMS OF DOLOMITIZATION
SCHUBEL, Kathryn A., Dept. of Geology and Environmental Geosciences, Lafayette College, Easton, PA 18042, VEBLEN, David R., Dept. of Earth and Planetary Sciences, Johns Hopkins Univ, 3400 N Charles St, Baltimore, MD 21218-2608 and MALONE, Mitchell J., Ocean Drilling Program, Dept. of Geology and Geophysics, Texas A&M Univ - College Station, 1000 Discovery Dr, College Station, TX 77845-7547, schubelk@lafayette.edu, schubelk@lafayette.edu
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8:45 AM
CONTROLS ON THE DISTRIBUTION OF SADDLE DOLOMITE IN THE ST. LOUIS LIMESTONE (MISSISSIPPIAN) FROM INDIANA
GLUMAC, Bosiljka, Department of Geology, Smith College, Northampton, MA 01063, bglumac@science.smith.edu, bglumac@science.smith.edu
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9:00 AM
QUATERNARY DIAGENESIS AND DOLOMITIZATION OF CALCAREOUS RED ALGAE
HUMPHREY, John D., KATZ, David A. and CANTER, K. Lyn, Colorado School Mines, 1500 Illinois St, Golden, CO 80401-1887, jhumphre@mines.edu, jhumphre@mines.edu
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9:15 AM
THE CAMBRIAN DIAGENETIC REVOLUTION
CORSETTI, Frank A., Earth Science, Univ of Southern California, Los Angeles, CA 90089, BOTTJER, David, Department of Earth Sciences, Univ of Southern California, Los Angeles, CA 90089-0740 and DORNBOS, Stephen Q., Earth Science, Univ Southern California, Los Angeles, CA 90089-0740, fcorsett@earth.usc.edu, fcorsett@earth.usc.edu
 
9:30 AM
Break
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9:45 AM
THE EXISTENCE OF PROTODOLOMITE: IMPLICATIONS OF THE EXISTENCE OF NANOCRYSTALLINE HYDROUS CALCIUM MAGNESIUM CARBONATE PHASES
KELLEHER, Ian J., Brooks School, 1160 Great Pond Road, North Andover, MA 01845 and REDFERN, Simon A.T., Department of Earth Sciences, Univ of Cambridge, Downing Street, Cambridge, CB2 3EQ, United Kingdom, ikellehe@brooksschool.org, ikellehe@brooksschool.org
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10:00 AM
FABRICS AND GENESIS OF MICROBIAL REEFS IN THE TERMINAL NEOPROTEROZOIC NAMA GROUP (CENTRAL NAMIBIA)
SCHRÖDER, Stefan1, ADAMS, Erwin W.1, GROTZINGER, John P.2, MCCORMICK, David S.3, AMTHOR, Joachim E.4, AL-HASHIMI, Rashid4, AL-JAIDI, Omar4, AL-SIYABI, Hisham4, SMITH, David W.2 and WOOD, Rachel5, (1)Earth Resources Laboratory, Massachusetts Institute of Technology, 42 Carleton St, Cambridge, MA 02142, (2)Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, MA 02139, (3)Schlumberger-Doll Rsch, Old Quarry Rd, Ridgefield, CT 06877-4108, (4)Petroleum Development Oman, P.O. Box 81, Mina-al-Fahal, Muscat, PC 113, Oman, (5)Schlumberger Cambridge Rsch, High Cross, Madingley Road, Cambridge, CB3 0EL, United Kingdom, stefan@erl.mit.edu, stefan@erl.mit.edu
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10:15 AM
DIGITAL MAPPING OF THE GEOMETRY AND STRATAL PATTERNS OF MICROBIAL REEFS, TERMINAL NEOPROTEROZOIC NAMA GROUP, NAMIBIA
ADAMS, Erwin W.1, SCHROEDER, Stefan1, GROTZINGER, John P.1, MCCORMICK, David S.2, AMTHOR, Joachim E.3, AL-HASHIMI, Rashid3, AL-JAIDI, Omar3, AL-SIYABI, Hisham3 and SMITH, David W.1, (1)Earth Resources Laboratory, Massachusetts Institute of Technology, 42 Carleton Street, Cambridge, MA 02142-1324, (2)Schlumberger-Doll Rsch, Old Quarry Rd, Ridgefield, CT 06877-4108, (3)Petroleum Development Oman, Muscat, Oman, adams@erl.mit.edu, adams@erl.mit.edu
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10:30 AM
THREE DIMENSIONAL MAPPING OF PERMIAN MUD-MOUNDS, LAST CHANCE CANYON, NEW MEXICO
THURMOND, John B.1, DRZEWIECKI, Peter A.2 and MARKELLO, James R.2, (1)Geosciences Department, Univ of Texas at Dallas, Richardson, TX, (2)ExxonMobil Upstream Rsch Co, P. O. Box 2189, Houston, TX 77027, grajohnt@yahoo.com, grajohnt@yahoo.com
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10:45 AM
TIMING AND ORIGIN OF CAVITIES WITHIN MEIKLEJOHN PEAK, A MID-ORDOVICIAN MUDMOUND FROM SOUTHWESTERN NEVADA
WOODS, Adam D., Department of Physical Sciences, Santa Ana College, 1530 West Seventeenth St, Santa Ana, CA 92706, woods_adam@rsccd.org, woods_adam@rsccd.org
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11:00 AM
QUANTIFYING FACIES PATTERNS, SHAPES AND SIZES BY INTEGRATING REMOTE SENSING, GIS, AND CARBONATE SEDIMENTOLOGY: THREE CREEKS AREA, ANDROS ISLAND, BAHAMAS
RANKEY, Eugene C., Geological and Atmospheric Sciences, Iowa State Univ, 253 Science 1, Ames, IA 50011-0001 and VANDER VELDEN, Kent, Department of Bioinformatics and Computational Biology, ISU, Ames, IA 50011, grank@iastate.edu, grank@iastate.edu
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11:15 AM
UNDERSTANDING SOFT-SEDIMENT DEFORMATION IN A MIDDLE/LATE ORDOVICIAN CALCARENITIC SHOAL COMPLEX
STEWART, Alexander K., Dept. of Geological Sciences, Univ of Kentucky, Lexington, KY 40506-0053 and ETTENSOHN, Frank, Geological Sciences, Univ of Kentucky, 101 Slone, Lexington, KY 40506-0053, akstewart@bigfoot.com, akstewart@bigfoot.com