2002 Denver Annual Meeting (October 27-30, 2002)

Session No. 178
Tuesday, 29 October 2002: 1:30 PM-5:30 PM

T89. Impact Stratigraphy

GSA Planetary Geology Division; GSA Sedimentary Geology Division

 

David T. King, Jr and Michael Robert Rampino, Advocates
Paper #
Start Time
1
1:30 PM
THE STRATIGRAPHIC RECORD OF IMPACT EVENTS
KOEBERL, Christian, Institute of Geochemistry, Univ of Vienna, Althanstrasse 14, Vienna, A-1090, Austria, christian.koeberl@univie.ac.at, christian.koeberl@univie.ac.at
2
1:45 PM
EVIDENCE FOR A COMET IMPACT TRIGGER FOR THE PALEOCENE/EOCENE THERMAL MAXIMUM AND CARBON ISOTOPE EXCURSION
KENT, Dennis V., Geological Sciences, Rutgers Univ and Lamont-Doherty Earth Observatory, Piscataway, NJ 08854, CRAMER, Benjamin S., Dept. of Geological Sci, Rutgers Univ, 610 Taylor Rd, Piscataway, NJ 08854, LANCI, Luca, Geological Sciences, Rutgers University, Piscataway, NJ 08854, WANG, Daming, Geological Sciences, University of Michigan, Ann Arbor, MI 48109, WRIGHT, James D., Dept. of Geological Sci, Rutgers Univ, 610 Taylor Rd, Piscataway, NJ 08854-8066 and VAN DER VOO, Rob, Geological Sciences, Univ of Michigan, Ann Arbor, MI 48109, dvk@rci.rutgers.edu, dvk@rci.rutgers.edu
3
2:05 PM
LARGE-IMPACT TRIGGERED TSUNAMI DEPOSITS IN THE DEEP SEA: EXAMPLES FROM THE 65MA CHICXULUB CRATER AND 2.5-2.6GA HAMERSLEY BASIN
SMIT, Jan, Faculty of Earth and Life Sciences, Vrije Universiteit, de Boelelaan 1085, Amsterdam, 1081HV, Netherlands, SIMONSON, Bruce M., Geology Department, Oberlin College, Oberlin, OH 44074, HASSLER, Scott, John F. Kennedy Univ, Orinda, CA 94563 and SUMNER, Dawn, Geology Department, Univ of California at Davis, Davis, CA 95616, smit@geo.vu.nl, smit@geo.vu.nl
4
2:25 PM
IMPACT SPHERULE LAYERS IN EARLY PRECAMBRIAN SUCCESSIONS
SIMONSON, Bruce M., Geology Dept, Oberlin College, Oberlin, OH 44074, bruce.simonson@oberlin.edu, bruce.simonson@oberlin.edu
5
2:45 PM
EJECTA VERSUS CRATERING RECORD ON EARTH
CLAEYS, Philippe, Department of Geology, Vrije Universiteit Brussel, Pleinlaan 2, Brussel, B-1050, Belgium, phclaeys@vub.ac.be, phclaeys@vub.ac.be
6
3:00 PM
ARGENTINE IMPACT RECORD
SCHULTZ, Peter H.1, ZARATE, M.2, HAMES, W.E.3, KING, J.4, HEIL, C.4, KOEBERL, C.5, RENNE, P.R.6 and BLASI, A.7, (1)Brown Univ, PO Box 1846, Providence, RI 02912-1846, (2)Universidad Nacional de La Pampa, Santa Rosa, Argentina, (3)Department of Geology, Auburn Univ, 210 Petrie Hall, Auburn, AL 36849, (4)Graduate School of Oceanography, Univ of Rhode Island, Narragansett, RI 02882, (5)Institute of Geochemistry, Univ of Vienna, Althanstrasse 14, A-1090, Vienna, Austria, (6)Berkeley Geochronolgy Ctr, 2455 Ridge Road, Berkeley, CA 94709, (7)Universidad National de La Plata, LaPlata, Argentina, peter_schultz@brown.edu, peter_schultz@brown.edu
7
3:15 PM
A POSSIBLE SOURCE CRATER FOR THE ELTANIN IMPACT LAYER
GLATZ, Christy A.1, ABBOTT, Dallas H.2 and NUNES, Alice A.2, (1)Department of Geological Sciences, Univ of Maine, 5790 Bryand Global Sciences Center, Orono, ME 04469, (2)Lamont-Doherty Earth Observatory, PO Box 1000, Palisades, NY 10964-8000, discodollydiva@collegeclub.com, discodollydiva@collegeclub.com
8
3:30 PM
BOTTLE GREEN MICROTEKTITES FROM THE SOUTH TASMAN RISE (ODP SITE 1169): EVIDENCE FOR AN IMPACT EVENT NEAR THE MIOCENE/PLIOCENE BOUNDARY
KELLY, Daniel Clay, Geology & Geophysics, Univ of Wisconsin, 1215 W. Dayton Street, Madison, WI 53706 and ELKINS TANTON, Lindy, Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, 54-1212, 77 Massachusetts Avenue, Cambridge, MA 02138, ckelly@geology.wisc.edu, ckelly@geology.wisc.edu
9
3:45 PM
PROBABLE SHOCKED QUARTZ AS EVIDENCE FOR AN UPPER EOCENE IMPACT HORIZON IN COASTAL PLAIN STRATA, WARREN COUNTY, GEORGIA, U.S.A
HARRIS, R. Scott1, DUNCAN, Mack S.2, HOLLAND, Steven M.1, RODEN, Michael F.1 and SCHROEDER, Paul A.1, (1)Department of Geology, Univ of Georgia, 210 Field Street, Athens, GA 30602-2501, (2)J.M. Huber Corporation, P.O. Box 528, Wrens, GA 30833, rsharris@uga.edu, rsharris@uga.edu
10
4:00 PM
THE DISTRIBUTION OF UNMELTED IMPACT EJECTA ASSOCIATED WITH THE UPPER EOCENE CLINOPYROXENE-BEARING (CPX) SPHERULE LAYER
LIU, Shaobin, Geology, Univ of Delaware, 101 Penny Hall, Newark, DE 19716 and GLASS, Billy P., Geloogy, Univ of Delware, 101 Penny Hall, Newark, DE 19716, shaobin@udel.edu, shaobin@udel.edu
11
4:15 PM
DISTRIBUTION, COMPOSITION, AND ORIGIN OF THE CHICXULUB SPHEROID BED IN SOUTHERN QUINTANA ROO, MEXICO AND NORTHERN BELIZE
POPE, Kevin O., Geo Eco Arc Rsch, 16305 St. Mary's Church Road, Aquasco, MD 20608, OCAMPO, Adriana C., ESTEC, Planetary Division, European Space Agency, code SCI-SB, Keplerlann 1, Noordwijk, Netherlands, AMES, Doreen E., Geol Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada and FOUKE, Bruce, Geology, UIUC, 1301 W.Green St., 245NHB, Urbana, IL 61801, kpope@starband.net, kpope@starband.net
12
4:30 PM
CARBONATE EJECTA SPHERULES IN CRETACEOUS-TERTIARY BOUNDARY DEPOSITS, BRAZOS RIVER, TEXAS
YANCEY, Thomas E., Department Geology, Texas A&M University, College Station, TX 77843-3115, tyancey@tamu.edu, tyancey@tamu.edu
13
4:45 PM
A TALE OF TWO BOLIDES: COMPARING THE CRETACEOUS-PALEOGENE (K-T) AND NEWLY IDENTIFIED MIDDLE DEVONIAN EIFELIAN-GIVETIAN IMPACTS
ELLWOOD, Brooks B., Louisiana State Univ, E235 Howe-Russell, Baton Rouge, LA 70803-0001, BENOIST, Stephen L., Geology and Geophysics, Louisiana State Univ, E235 Howe-Russell Building, Baton Rouge, LA 70803, EL HASSANI, Ahmed, Departement de Geologie, Institut Scientifique, Avenue Ibn Batouta, B. P. 703, Rabat Agdal, Morocco, MACDONALD, William D., SUNY at Binghamton, PO Box 6000, Binghamton, NY 13902-6000 and CRICK, Rex E., Geoscience Department, Univ of Texas at Arlington, Box 19049, Arlington, TX 76019, ellwood@geol.lsu.edu, ellwood@geol.lsu.edu
14
5:00 PM
CHICXULUB AND SUDBURY: COMPARISON OF IMPACT MELT ABUNDANCES AND PROPOSED EXPLANATION
KIEFFER, Susan W., Department of Geology, Univ of Illinois at Urbana-Champaign, 245 Natural History Building, MC 102, 1301 West Green St, Urbana, IL 61901, POPE, Kevin O., Geo Eco Arc Rsch, 16305 St. Mary's Church Road, Aquasco, MD 20608 and AMES, Doreen E., Geol Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada, skieffer@geyser.com, skieffer@geyser.com
15
5:15 PM
METEORITE IMPACT SHOCK DEFORMATION FABRIC ELEMENTS IN THE TRIASSIC SHINARUMP CONGLOMERATE, NORTHERN ARIZONA
BILODEAU, William L., Dept. of Geology, California Lutheran Univ, 60 W. Olsen Rd. #3700, Thousand Oaks, CA 91360, bilodeau@clunet.edu, bilodeau@clunet.edu
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