2009 Portland GSA Annual Meeting (18-21 October 2009)

Session No. 123
Monday, 19 October 2009: 1:30 PM-5:30 PM
E145 (Oregon Convention Center)

Petrology, Igneous

 

James S. Beard and Peter I. Nabelek, Chairs
Paper #
Start Time
1
1:30 PM
ASSIMILATION IN A MID-CRUSTAL GABBRO PLUTON: MARTINSVILLE IGNEOUS COMPLEX, VIRGINIA
BEARD, James S., Dept. of Earth Sciences, Virginia Museum of Natural History, 21 Starling Avenue, Martinsville, VA 24112, jbeard@nsf.gov, jbeard@nsf.gov
2
1:45 PM
GEOCHRONOLOGIC-GEOCHEMICAL DOCUMENTATION OF A PALEOPROTEROZOIC OPHIOLITE FROM SE INDIA
KUMAR, K. Vijaya, Geological and Environmental Sciences, Stanford University, Bldg. 320, Room 118, Stanford, CA 94305-2115, ERNST, W.G., Geological and Environmental Sciences, Stanford University, Building 320, Room 118, Stanford, CA 94305-2115, LEELANANDAM, C., Geology, Osmania University, Tarnaka, Hyderabad, 500 017, India, WOODEN, Joseph L., USGS-Stanford Ion Microprobe Laboratory, Stanford University, Stanford, CA 94305 and GROVE, Marty J., N/a, Stanford University, Stanford, CA 94305, vijay_kumar92@hotmail.com, vijay_kumar92@hotmail.com
3
2:00 PM
KIMBERLITES OF CENTRAL NEW YORK STATE: MAGMATISM RELATED TO MESOZOIC EXTENSION AND REACTIVATION OF LITHOSPHERIC STRUCTURES
BAILEY, David G., Geosciences Department, Hamilton College, 198 College Hill Rd, Clinton, NY 13323 and LUPULESCU, Marian V., Research & Collections, New York State Museum, 3140 CEC, Albany, NY, 12230, dbailey@hamilton.edu, dbailey@hamilton.edu
4
2:15 PM
SEGREGATION OF MONZOSYENITE LIQUID FOLLOWING DEVOLATILIZATION IN THE MONZOGABBROIC BONE SPRINGS SILL, BIG BEND, TEXAS
SCHRADER, Christian M., Marshall Space Flight Center, NSSTC, 320 Sparkman Drive, Huntsville, AL 35805, schrader23@gmail.com, schrader23@gmail.com
5
2:30 PM
GEOLOGY AND GEOCHEMISTRY OF EARLY MIOCENE INTERMEDIATE COMPOSITION VOLCANISM IN NORTHERN NEVADA AND ITS RELATIONSHIP TO REGIONAL TECTONOMAGMATIC PROCESSES
BRUESEKE, M., Geology, Kansas State Univ, Manhattan, KS 66506 and HART, William K., Geology, Miami University, 114 Shideler Hall, Oxford, OH 45056, brueseke@ksu.edu, brueseke@ksu.edu
6
2:45 PM
CHEMICAL STRATIGRAPHY AND PETROGENESIS OF THE CASITAS SHIELD, DESCABEZADO GRANDE-CERRO AZUL VOLCANIC COMPLEX, CHILEAN ANDES
WULFF, A.H., Geography and Geology, Western Kentucky University, 1906 College Heights Blvd. #31066, Bowling Green, KY 42101-1066, andrew.wulff@wku.edu, andrew.wulff@wku.edu
 
3:00 PM
Break
7
3:15 PM
GEOCHEMICAL AND GEOCHRONOLOGICAL DATA FROM CHARNOCKITES AND ANORTHOSITES FROM INDIA'S KODAIKANAL-PALANI MASSIF, SOUTHERN GRANULITE TERRAIN, INDIA
CATLOS, Elizabeth J., Geological Sciences, University of Texas at Austin, Jackson School of Geosciences, Austin, TX 78712, SAYIT, Kaan, Dept. Geological Engineering, Middle East Technical University, Ankara, 06531, Turkey, DUBEY, C.S., School of Geology, Univ of Delhi, Delhi, 110007, India and SIVASUBRAMANIAN, Poovalingam, Marine Geochemistry Research Lab, VO Chidambaram College, SPIC Research Center, Tuticorin, 628008, India, ejcatlos@gmail.com, ejcatlos@gmail.com
8
3:30 PM
Withdrawn
9
3:45 PM
MELT INCLUSION RECORDS OF MONOGENETIC ERUPTIONS: A BIMODAL EXAMPLE FROM DOTSERO VOLCANO, COLORADO
ROWE, Michael C.1, PEATE, David W.2 and NEWBROUGH, Ashley1, (1)Dept. of Geoscience, University of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242, (2)Dept. of Earth & Environmental Sciences, University of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242, michael-rowe@uiowa.edu, michael-rowe@uiowa.edu
10
4:00 PM
TRACE ELEMENTS AND TEMPERATURE VARIATION IN QUARTZ AND TITANITE IN THE 36 MA HARRISON PASS PLUTON, RUBY MOUNTAINS NORTH-EAST NEVADA
DEANS, Jeremy Roland, Geoscience, Texas Tech University, Box 41053, Lubbock, TX 79409-1053 and BARNES, Calvin G., Department of Geosciences, Texas Tech University, Box 41053, Lubbock, TX 79409-1053, jeremy.deans@ttu.edu, jeremy.deans@ttu.edu
11
4:15 PM
EXCEPTIONALLY HIGH WATER AND OTHER VOLATILE CONCENTRATIONS IN OLIVINE-HOSTED MELT INCLUSIONS FROM THE YELLOWSTONE HOTSPOT AND COLUMBIA RIVER FLOOD BASALTS
STEFANO, Christopher J., Department of Geological Sciences, University of Michigan, 1100 N. University Ave, Ann Arbor, MI 48109, MUKASA, Samuel B., College of Engineering and Physical Sciences, University of New Hampshire, Durham, NH 03824, ANDRONIKOV, Alexandre, Department of Geological Sciences, Univ Michigan, 1100 N. University Ave, Ann Arbor, MI 48109-1063 and LEEMAN, William P., Earth Science Division, National Science Foundation, 4201 Wilson Blvd, Arlington, VA 22230, stefanoc@umich.edu, stefanoc@umich.edu
12
4:30 PM
THE ROLE OF H2O IN PRODUCING LARGE CRYSTALS IN HIGHLY UNDERCOOLED GRANITE MELTS
NABELEK, Peter I., Geological Sciences, University of Missouri, 101 Geological Sciences Bldg, Columbia, MO 65211, WHITTINGTON, Alan G., Geological Sciences, University of Missouri-Columbia, 101 Geological Sciences, University of Missouri-Columbia, Columbia, MO 65211 and SIRBESCU, Mona-Liza, Dept. of Geology, Central Michigan Univ, Mt. Pleasant, MI 48859, nabelekp@missouri.edu, nabelekp@missouri.edu
13
4:45 PM
MICRO TO NANO FEATURES OF (NB,TA, SN)-OXIDE MINERALS REVISITED: EVIDENCE FOR DISEQUILIBRIUM CRYSTALLIZATION IN GRANITIC PEGMATITES
WISE, Michael A., Dept. of Mineral Sciences, Smithsonian Institution, P.O. Box 37012, Washington, DC 20013-7012, wisem@si.edu, wisem@si.edu
14
5:00 PM
TEXTURAL AND COMPOSITIONAL VARIATIONS IN RAPIDLY COOLED PEGMATITE SHEETS
SIRBESCU, Mona-Liza C., Geology and Meteorology, Central Michigan Univ, Mount Pleasant, MI 48859, LEATHERMAN, Mark A., Geological Sciences, University of Missouri-Columbia, 101 Geological Sciences Bldg, Columbia, MO 65211 and STUDENT, James J., Earth and Atmospheric Sciences, Central Michigan Univ, 314 Brooks Hall, Mt. Pleasant, MI 48859, sirbe1mc@cmich.edu, sirbe1mc@cmich.edu