2006 Philadelphia Annual Meeting (22–25 October 2006)

Session No. 183
Wednesday, 25 October 2006: 8:00 AM-12:00 PM

Petrology, Igneous

 

Robert F. Dymek and Bruce Marsh, Chairs
Paper #
Start Time
1
8:00 AM
NEAR-SURFACE ERUPTIVE STATE OF WET VERSUS DRY MAGMA
MARSH, Bruce D., Earth and Planetary Sciences, Johns Hopkins Univ, Olin Hall, 3400 N. Charles St, Baltimore, MD 21218 and COLEMAN, Neil M., U.S. Nuclear Regulatory Commission, Mail Stop T2E26, Washington, DC 20555, bmarsh@jhu.edu, bmarsh@jhu.edu
2
8:15 AM
THE PRODUCTION OF INTERMEDIATE COMPOSITION MAGMAS IN AN INTRACONTINENTAL SETTING
BRUESEKE, Matthew E., Department of Geology/Geography, Eastern Illinois University, Charleston, IL 61920 and HART, William K., Geology Dept, Miami Univ, 114 Shideler Hall, Oxford, OH 45056, mebrueseke@eiu.edu, mebrueseke@eiu.edu
3
8:30 AM
PETROGENETIC SIGNIFICANCE OF TRACE ELEMENTS IN IGNEOUS QUARTZ
LARSEN, Rune B., JACAMON, Francois and SØRENSEN, Bjørn Eske, Dep. of Geology and Mineral Resources Engineering, Norwegian University of Science and Technology, Sem Selandsvei 1, Trondheim, N-7491, Norway, rune.larsen@ntnu.no, rune.larsen@ntnu.no
4
8:45 AM
PHENOCRYST SIZE DISTRIBUTIONS OF LATE-ERUPTED BISHOP TUFF
PAMUKCU, Ayla, GUALDA, Guilherme A.R. and ANDERSON Jr, Alfred T., Department of the Geophysical Sciences, The University of Chicago, 5734 S. Ellis Ave, Chicago, IL 60637, ayla@uchicago.edu, ayla@uchicago.edu
5
9:00 AM
SOURCE AND PROCESS EFFECTS ON BASALTIC VOLCANISM IN THE JORDAN VALLEY VOLCANIC FIELD, SOUTHEASTERN OREGON
BONDRE, Ninad R. and HART, William K., Geology, Miami University, 114 Shideler Hall, Oxford, OH 45056, bondren1@muohio.edu, bondren1@muohio.edu
6
9:15 AM
COMPARISON OF IGNEOUS ROCKS OF THE ABSAROKA PROVINCE AND THE YELLOWSTONE VOLCANIC TERRANE
ANDERSEN, Allen K. and ROHS, C. Renee, Geology/Geography, Northwest Missouri State University, 800 University Dr, Maryville, MO 64468, s245731@nwmissouri.edu, s245731@nwmissouri.edu
7
9:30 AM
MINERALOGIC AND ISOTOPIC STUDIES OF OUR LADY OF THE LAKE INTRUSION, MONTANA
SARKAR, Arindam, Department of Geological Sciences, Indiana Univ, 1001 E. 10th Street, Bloomington, IN 47405, BROPHY, J.G., Department of Geological Sciences, Indiana University, Bloomington, 1001 East 10th Street, Bloomington, IN 47405, RIPLEY, E.M., Geological Sciences, Indiana Univ, 1001 East Tenth Street, Bloomington, IN 47405 and LI, Chusi, Department of Geological Sciences, Indiana Univ, 1001 E. 10th St, Bloomington, IN 47405, asarkar@indiana.edu, asarkar@indiana.edu
8
9:45 AM
LATE PLEISTOCENE-TO-HOLOCENE VOLCANISM AT THE EMMONS LAKE VOLCANIC CENTER (ELVC) IN THE ALEUTIAN ARC
MANGAN, Margaret1, MILLER, Thomas2 and WAYTHOMAS, Christopher2, (1)USGS, Menlo Park, CA 94025, (2)USGS, Anchorage, AK 99508, mmangan@usgs.gov, mmangan@usgs.gov
 
10:00 AM
Break
9
10:15 AM
PETROGENETIC EVALUATION OF THE DUKE ISLAND COMPLEX, AN ALASKAN-TYPE ULTRAMAFIC INTRUSION IN SOUTHEASTERN ALASKA
THAKURTA, Joyashish1, RIPLEY, Edward M.2 and LI, Chusi2, (1)Department of Geological Sciences, Ohio University, 316 Clippinger Laboratories, Athens, OH 45701, (2)Department of Geological Sciences, Indiana Univ, 1001 E. 10th St, Bloomington, IN 47405, jthakurta@gmail.com, jthakurta@gmail.com
10
10:30 AM
RHYTHMIC LAYERING FORMED BY INFLUXES OF PLAGIOCLASE-PHYRIC MAGMA IN THE CUILLIN COMPLEX, ISLE OF SKYE, SCOTLAND
BRANDRISS, Mark E., MASON, Sharon and WINSOR, Kelsey, Department of Geology, Smith College, Northampton, MA 01063, mbrandri@smith.edu, mbrandri@smith.edu
11
10:45 AM
PRESSURES OF CRYSTALLIZATION AND DEPTHS OF MAGMA CHAMBERS IN ICELAND RIFT ZONES
KELLEY, Daniel F., BARTON, Michael and PANERO, Wendy, School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210, kelley.196@osu.edu, kelley.196@osu.edu
12
11:00 AM
BASALTS OF NEAR CONSTANT COMPOSITION ERUPTED OVER ~600,000 YEARS IN THE SANTORINI VOLCANIC FIELD, AEGEAN SEA, GREECE
DREW, Scott, School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratoy, 125 South Oval Mall, Columbus, OH 43210 and BARTON, Michael, School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210, drew.37@osu.edu, drew.37@osu.edu
13
11:15 AM
OXYGEN FUGACITIES OF MAFIC MAGMAS ERUPTED IN THE SANTORINI VOLCANIC FIELD, AEGEAN SEA, GREECE
KARBERG, Susan, School of Earth Sciences, The Ohio State University, Mendenhall Laboratoy, Columbus, OH 43210, DREW, Scott, School of Earth Sciences, The Ohio State University, Mendenhall Laboratoy, Columbus, OH OH 43210 and BARTON, Michael, School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210, karberg.4@osu.edu, karberg.4@osu.edu
14
11:30 AM
GEOCHEMISTRY OF THE HONEY BROOK ANORTHOSITE, PENNSYLVANIA PIEDOMNT, AND A COMPARISON WITH OTHER MASSIF ANORTHOSITES OF THE EASTERN USA AND CANADA
DYMEK, Robert F., Department of Earth and Planetary Sciences, Washington Univ, St. Louis, MO 63130 and CRAWFORD, William A., Geology Department, Bryn Mawr College, 101 N Merion Ave, Bryn Mawr, PA 19010-2899, bob_d@levee.wustl.edu, bob_d@levee.wustl.edu
15
11:45 AM
STRUCTURE OF THE MASSIF DU TSARATANANA MAGMA CHAMBER, NORTH MADAGASCAR, BASED ON MAJOR- AND MINOR-ELEMENT ZONING IN TERNARY FELDSPARS
BUCHWALDT, Robert1, DYMEK, Robert F.1 and TUCKER, Robert D.2, (1)Department of Earth and Planetary Sciences, Washington Univ, St. Louis, MO 63130, (2)Department of Earth and Planetary Sciences, Washington Univ, St Louis, MO 63130, buchwaldt@levee.wustl.edu, buchwaldt@levee.wustl.edu