| | |
| | 8:00 AM | Introductory Remarks |
| 61-1 | 8:15 AM | R.L. HAY'S CONTRIBUTIONS TO SEDIMENTARY MINEROLOGY, GEOCHEMISTRY AND HYDROLOGY: JONES, Blair F., U S Geological Survey, 12201 Sunrise Valley Drive, Reston, VA 20192, bfjones@usgs.gov |
| 61-2 | 8:35 AM | RICHARD L. HAY: THE IMPORTANCE OF HIS WORK ON ZEOLITES AND ZEOLITE REACTIONS IN SEDIMENTARY ROCKS: SURDAM, Ronald, Wyoming State Geological Survey, P.O. Box 1347, Laramie, WY 80273, rsurdam@uwyo.edu |
| 61-3 | 8:50 AM | FROM ZEOLITES TO DINOSAURS: RICHARD HAY'S CONTRIBUTION TO MAKING THE JURASSIC MORRISON FORMATION A NATURAL LABORATORY: TURNER, Christine E., U.S. Geol Survey, M.S. 939, Federal Center, Box 25046, Denver, CO 80225, cturner@usgs.gov, FISHMAN, Neil S., US Geological Survey, Box 25046 MS 939, Denver, CO 80225, and PETERSON, Fred, U. S. Geol Survey, Federal Center M.S. 939, Box 25046, Denver, CO 80225 |
| 61-4 | 9:05 AM | MINERAL REPLACEMENT CLARIFIES GEOCHEMICAL DYNAMICS: EXAMPLES FROM WEATHERING AND PETROLOGY: MERINO, Enrique, Geology, Indiana Univ, Bloomington, IN 47405, merino@indiana.edu |
| 61-5 | 9:20 AM | ELEMENT MOBILITY AND AUTHIGENIC ZEOLITE AND CLAY FORMATION DURING ALTERATION OF OLDUVAI MARKER TUFF IF IN DIFFERENT DIAGENETIC ENVIRONMENTS: MCHENRY, Lindsay J., Department of Geosciences, University of Wisconsin-Milwaukee, 3209 N. Maryland Ave, Milwaukee, WI 53211, lmchenry@uwm.edu |
| 61-6 | 9:35 AM | STABLE ISOTOPES AND IVORY: CERLING, Thure E., Department of Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, tcerling@comcast.net |
| | 9:50 AM | Break |
| 61-7 | 10:05 AM | PROGRESS AND PROBLEMS IN LATE CENOZOIC TEPHROCHRONOLOGY, WESTERN NORTH AMERICA: SARNA-WOJCICKI, Andrei M., U.S. Geol Survey, 345 Middlefield Road, Menlo Park, CA 94025, asarna@usgs.gov |
| 61-8 | 10:25 AM | DEPOSITIONAL ENVIRONMENTS AND VOLCANIC CHARACTERIZATION OF THE BKT-2 VOLCANIC COMPLEX IN AFAR, ETHIOPIA: DIMAGGIO, Erin N.1, CAMPISANO, Christopher J.2, ARROWSMITH, Ramon1, and CLARKE, Amanda B.1, (1) School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287-1404, erin.dimaggio@asu.edu, (2) Institute of Human Origins, Arizona State University, Tempe, AZ 85287-4101 |
| 61-9 | 10:40 AM | TECTONIC SIGNIFICANCE OF ASH -FLOW TUFFS OF THE JOHN DAY FORMATION, OREGON: ROBINSON, Paul T., Earth Sciences, Dalhousie University, Halifax, NS B3H 4J1 Canada, p.robinson@ns.sympatico.ca |
| 61-10 | 10:55 AM | DIAGENESIS OF THE FOOTPRINT TUFF (PLIOCENE), LAETOLI, TANZANIA: MILLIKEN, Kitty L., Geological Sciences, The Univ of Texas at Austin, 1 University Station C1100, Austin, TX 78712-0254, kittym@mail.utexas.edu and BARKER, Daniel S., Department of Geological Sciences, The Univ of Texas at Austin, Austin, TX 78712-0254 |
| 61-11 | 11:10 AM | THE VOLCANIC ROCKS OF ROME: ERUPTIVE HISTORY, EMPLACEMENT MECHANISMS, AND ENVIRONMENTAL CONDITIONS: MARRA, Fabrizio, Istituto Nazionale di Geofisica, Via di Vigna Murata, 605, Rome, 00143, Italy, marra@ingv.it, JACKSON, Marie, Department of History, Northern Arizona University, Flagstaff, AZ 86011-6023, and DEOCAMPO, Daniel, Department of Geology, California State University Sacramento, Sacramento, CA 95819-6043 |
| 61-12 | 11:30 AM | CHEMOSTRATIGRAPHY, DIAGENESIS, AND A PALEO-ULTISOL IN PLEISTOCENE ASH (POZZOLANA) NEAR ROME, ITALY: IMPLICATIONS FOR THE FORMULATION OF ANCIENT ROMAN CONCRETE: DEOCAMPO, Daniel, Department of Geology, California State University Sacramento, 6000 J Street, Sacramento, CA 95819-6043, deocampo@csus.edu, JACKSON, Marie, Department of History, Northern Arizona University, Flagstaff, AZ 86011, MARRA, Fabrizio, Istituto Nazionale di Geofisica e Vulcanologia, Via di Vigna Murata, 605, Rome, 00143, Italy, and HAY, Richard, Geociences, Univ of Arizona, Tucson, AZ 85721 |
| 61-13 | 11:45 AM | ALTERED VOLCANIC ASH AS FINE AGGREGATE (HARENAE FOSSICIAE) IN THE POZZOLANIC MORTARS OF ANCIENT CONCRETES, ROME, ITALY: JACKSON, M.D., Department of History, Northern Arizona University, PO Box 6023, Flagstaff, AZ 86011-6023, Marie.Jackson@nau.edu, MARRA, Fabrizio, Istituto Nazionale di Geofisica e Vulcanologia, Via di Vigna Murata 605, Rome, 00143, Italy, DEOCAMPO, Daniel, Department of Geology, California State University Sacramento, Sacramento, CA 95819-6043, and HAY, Richard L., Geosciences Department, University of Arizona, Tucson, AZ 85721 |
|