Geological Society of America

8:10 AM

PALEOPROTEROZOIC SUTURES: NE SIBERIA-SW LAURENTIA LINKS?

James W. Sears, Univ of Montana, Missoula, MT and Kevin R. Chamberlain, Univ of Wyoming, Laramie, WY and Raymond A. Price, Queen's Univeristy, Kingston, ON

34303 (SYMPOSIA SESSIONS)

8:30 AM

SHEETFLOODS ACCOMPANIED ARIDITY IN THE MIDDLE PROTEROZOIC BELT BASIN, MONTANA

Don Winston, Univ. of Montana, Missoula, MT

34077 (SYMPOSIA SESSIONS)

8:50 AM

SUBDIVISIONS OF THE MESOPROTEROZOIC YELLOWJACKET FORMATION AND HOODOO QUARTZITE, SALMON RIVER MOUNTAINS, CENTRAL IDAHO

Paul K. Link, Idaho State Univ, Pocatello, ID and Don Winston, Univ. of Montana, Missoula, MT and Reed S. Lewis, Univ. of Idaho, Moscow, ID

34169 (SYMPOSIA SESSIONS)

9:05 AM

STRATIGRAPHY, PALYNOLOGY, AND MATURITY OF THE PROTEROZOIC UINTA MOUNTAIN GROUP, EASTERN UINTA MOUNTAINS, UTAH—IMPLICATIONS FOR UNIT THICKNESS

Douglas A. Sprinkel, Utah Geol Survey, Salt Lake City, UT and Gerald Waanders, Consulting Palynologist, N/A and Eleanora I. Robbins, San Diego State Univ, N/A

34201 (SYMPOSIA SESSIONS)

9:25 AM

STRATIGRAPHIC, MINERALOGICAL AND GEOCHEMICAL ANALYSIS OF THE RED PINE SHALE, UINTA MOUNTAIN GROUP, NE UTAH

Laura J. Crossey, Univ. of New Mexico, Albuquerque, NM and Carol M. Dehler, Utah State Univ, Logan, UT and John D. Bloch, Univ. of New Mexico, Albuquerque, NM and Viorel Atudorei, Univ of New Mexico, Albuquerque, NM and Crystal L. Dodson, Univ. of New Mexico, Albuquerque, NM

34356 (SYMPOSIA SESSIONS)

9:40 AM

BIOMARKERS IN THE NEOPROTEROZOIC UINTA MOUNTAIN GROUP, COMPARISONS AND INFERENCES ABOUT BIOLOGICAL INPUT

M. B. Vogel, Stanford Univ, Stanford, CA and M. Moldowan, Stanford Univ, Stanford, CA and D. Zinniker, Stanford Univ, Stanford, CA

34803 (SYMPOSIA SESSIONS)

10:10 AM

LITHOSTRATIGRAPHIC AND CHEMOSTRATIGRAPHIC RELATIONSHIPS IN THE NEOPROTEROZOIC CHUAR GROUP, GRAND CANYON: IMPLICATIONS FOR CONTROLS ON C-ISOTOPE VARIABILITY OF NEOPROTEROZOIC OCEANS?

Carol M. Dehler, Utah State Univ, Logan, UT and Maya Elrick, Univ of New Mexico, Albuquerque, NM and Laura J. Crossey, Univ. of New Mexico, Albuquerque, NM and Karl E. Karlstrom, Univ. of New Mexico, Albuquerque, NM

34372 (SYMPOSIA SESSIONS)

10:25 AM

A RE-EVALUATION OF THE NUMBER AND MAGNITUDE OF NEOPROTEROZOIC ICE AGES

Frank Aldemaro Corsetti, Univ of Southern California, Los Angeles, CA and Alan J. Kaufman, Univ. Maryland, College Park, MD and Pedro J. Marenco, Univ of Southern California, Los Angeles, CA

34220 (SYMPOSIA SESSIONS)

10:45 AM

ANOTHER POSSIBLE CAP CARBONATE IN THE NEOPROTEROZOIC POCATELLO FORMATION, SOUTHEASTERN IDAHO

Nathaniel J. Lorentz, University of Southern California, Los Angeles, CA and Frank Aldemaro Corsetti, Univ of Southern California, Los Angeles, CA and Paul Karl Link, Idaho State Univ, Pocatello, ID

34213 (SYMPOSIA SESSIONS)

11:05 AM

SILICICLASTIC-CARBONATE CYCLES OF THE NEOPROTEROZOIC BLACKROCK CANYON LIMESTONE, SOUTHEASTERN IDAHO

Paul Karl Link, Idaho State Univ, Pocatello, ID and Frank Aldemaro Corsetti, Univ of Southern California, Los Angeles, CA and Nathaniel J. Lorentz, Univ of Southern California, Los Angeles, CA

34209 (SYMPOSIA SESSIONS)

11:20 AM

TESTING THE HIGH OBLIQUITY HYPOTHESIS AS AN EXPLANATION FOR THE SNOWBALL EARTH MODEL

Yannick Donnadieu, CE Saclay, Gif Sur Yvette, N/A and Gilles Ramstein, CE Saclay, Gif Sur Yvette, N/A and Frederic Fluteau, CE Saclay, Gif Sur Yvette, N/A and Jean Besse, IPGP, Paris, N/A

33916 (SYMPOSIA SESSIONS)

11 P3: Proterozoic Paleogeography and Paleoclimate

Presentations