Session No. 26 Thursday, April 4, 2002

8:00 AM-12:00 PM, Hyatt Regency Hotel: Patterson Ballroom D
T4. Black Shales—Old Problems, New Solutions I
Susan M. Rimmer and Maria Mastalerz, Presiding
 Paper #Start Time
26-08:00 AM APPROXIMATING ABSOLUTE DEPTHS FOR DEVONIAIN-MISSISSIPPIAN BLACK SHALES IN THE NORTHERN APPALACHIAN BASIN, EASTERN UNITED STATES: IMPLICATIONS FOR EUSTATIC VS. TECTONIC CONTROL OF SEA LEVEL: ETTENSOHN, Frank R., Department of Geological Sciences, Univ of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053, fettens@uky.edu.
26-08:20 AM ANATOMY OF AN EROSIVE FLOODING SURFACE: REGIONAL ASPECTS OF THE MIDDLE DEVONIAN LEICESTER PYRITE MEMBER IN THE NORTHERN APPALACHIAN BASIN: BAIRD, Gordon C., Geosciences, SUNY Fredonia, Fredonia, NY 14063, Gordon.Baird@fredonia.edu and BRETT, Carlton E., Department of Geology, Univ of Cincinnati, H.N. Fisk Laboratory of Sedimentology, 500 Geology Physics Building, Cincinnati, OH 45221
26-08:40 AM INFLUENCE OF MATURITY AND ORGANIC MATTER TYPES ON HYDROGEN EXCHANGEABILITY AND CARBON AND HYDROGEN ISOTOPIC SIGNATURES: EXAMPLE FROM THE NEW ALBANY SHALE: LIS, Grzegorz1, WERNER-ZWANZIGER, Ulrike2, SCHIMMELMANN, Arndt1, and MASTALERZ, Maria3, (1) Department of Geological Sciences, Indiana Univ, Bloomington, IN 47405-1405, glis@indiana.edu, (2) Department of Chemistry, Indiana Univ, Bloomington, IN 47405, (3) Indiana Geological Survey, Indiana Univ, 611 North Walnut Grove, Bloomington, IN 47405
26-09:00 AM BIOMARKER EVIDENCE FOR PHOTIC ZONE EUXINIA DURING DEVONIAN BLACK SHALE DEPOSITION ON NORTH AMERICA: BROWN, Todd C., Earth and Environmental Sciences, Univ of Illinois at Chicago, m/c 186, 845 West Taylor street, Chicago, IL 60607-7059, tbrown10@uic.edu and KENIG, Fabien, Univ of Illinois at Chicago, m/c 186, 845 W. Taylor street, Chicago, IL 60607-7059
26-09:20 AM SMALL-SCALE VARIATIONS IN BLACK SHALE SEQUENCES OF INDIANA: SHAFFER, Nelson R., Indiana Geological Survey, Indiana Univ, 611 North Walnut Grove, Bloomington, IN 47405, shaffern@indiana.edu.
26-09:40 AM PYRITE FRAMBOID SIZE AND SIZE DISTRIBUTION IN MARINE BLACK SHALES: A CASE STUDY FROM THE DEVONIAN-MISSISSIPPIAN OF CENTRAL KENTUCKY: HAWKINS, Sarah and RIMMER, Susan M., Geological Sciences, Univ of Kentucky, 101 Slone Building, Lexington, KY 40506, hoodoos77@hotmail.com
 10:00 AM Break
26-010:20 AM REVISITING DEGREE OF PYRITIZATION AS A PALEOREDOX PROXY: LYONS, Timothy W., Department of Geological Sciences, Univ. of Missouri, Columbia, MO 65211, lyonst@missouri.edu.
26-010:40 AM QUALITATIVE EVIDENCE FOR BLACK SHALE TYPES: JUSTIFICATION FROM GEOCHEMISTRY AND DIAGENETIC RELATIONSHIPS: SCHULTZ, Richard B., Geography and Environmental Planning, Elmhurst College, 190 Prospect Avenue, Computer Science and Technology Center (CSTC) 310, Elmhurst, IL 60126, richs@elmhurst.edu.
26-011:00 AM VARIABLE REDOX SIGNALS RECORDED BY RARE-EARTH ELEMENTS IN CARBONIFEROUS PHOSPHATIC BLACK SHALE FROM KANSAS, OKLAHOMA, AND ARKANSAS AND THE INFLUENCE OF AUTHIGENIC PHOSPHATE ON PROVENANCE ANALYSIS: KIDDER, David L.1, KRISHNASWAMY, Rama2, and MAPES, Royal H.1, (1) Geological Sciences, Ohio Univ, Athens, OH 45701-2979, kidder@ohiou.edu, (2) Geological Sciences, The George Washington Univ, Washington, DC 20052
26-011:20 AM A NEW APPROACH TO THE SULFUR ISOTOPE GEOCHEMISTRY OF SHALES: FORMOLO, Michael J., LYONS, Timothy W., and GELLATLY, Anne M., Department of Geological Sciences, Univ of Missouri, Columbia, MO 65211, formolom@hotmail.com
26-011:40 AM ORGANIC-RICH SILTSTONES IN THE PERMIAN BRUSHY CANYON FORMATION, WEST TEXAS: DOES GRAIN SIZE MATTER?: LOCKLAIR, R. and SAGEMAN, B., Geological Sciences, Northwestern Univ, Evanston, IL 60208, locklair@earth.nwu.edu

Back to the North-Central Section (36th) and Southeastern Section (51st), GSA Joint Annual Meeting (April 3–5, 2002)