Session No. 155 Thursday, November 8, 2001

8:00 AM-12:00 PM, Hynes Convention Center: Hall D
Igneous Petrology (Posters)
 Paper #Booth #
155-050CHEMICAL VARIABILITY WITHIN SCORIA CONES: NO MAGMA CHAMBERS?: STRONG, Mel, 1100 NE Myrtle #2, Pullman, WA 99163, mel_strong@wsu.edu and WOLFF, John A., Washington State Univ - Pullman, PO Box 642812, Pullman, WA 99164-2812
155-051CO-OCCURRENCE OF ANDESINE AND LABRADORITE ANORTHOSITES IN THE LAC CHAUDIÈRE PLUTON, GRENVILLE PROVINCE, QUEBEC: ABBOTT, Kathleen M., Department of Earth and Planetary Sciences, Washington University, St. Louis, MO 63130, abbott@levee.wustl.edu, DYMEK, Robert F., Department of Earth and Planetary Sciences, Washington University, Saint Louis, MO 63130, and OWENS, Brent E., Department of Geology, College of William and Mary, Williamsburg, VA 23187
155-052CRUST-MANTLE INTERACTIONS IN THE ORIGIN OF THE EARLY TO MID-PROTEROZOIC BASALTIC DIKES AND SILLS IN AND AROUND CUDDAPAH BASIN, SOUTH INDIA: CHATTERJEE, Nilanjan, Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Room 54-1216, Cambridge, MA 02139, nchat@mit.edu and BHATTACHARJI, Somdev, Geology, Brooklyn College of the City Univ of New York, Brooklyn, NY 11210
155-053EVIDENCE FOR MAGMA EVOLUTION WITHIN THE COMPOSITE DIKES OF CAT COVE, SALEM, MA: TROTTER, Amanda E. and BRADY, John B., Department of Geology, Smith College, Northampton, MA 01063, atrotter@smith.edu
155-054EVIDENCE FOR THE PETROGENESIS OF A CALCITE VEIN-DYKE COMPLEX, BEAR LAKE DIGGINGS, MONMOUTH TOWNSHIP, ONTARIO, CANADA: BERRY, Jennifer E., Geology and Geography, DePauw Univ, 602 S. College Ave, Greencastle, IN 46135, JBerry@DePauw.edu and MILLS, James G., DePauw Univ, 602 S College St, Greencastle, IN 46135-1969
155-055FERRIC-FERROUS RATIO OF INTERSTITIAL BASALTIC GLASS: A TEST OF EMPIRICAL FO2 EQUATIONS WITH MÖSSBAUER SPECTROSCOPY DATA: PARTZSCH, Georg M.1, LATTARD, Dominique1, and MCCAMMON, Catherine2, (1) Mineralogisches Institut, Universität Heidelberg, INF 236, Heidelberg, D-69120, Germany, partzsch@min.uni-heidelberg.de, (2) Bayerisches Geoinstitut, Universität Bayreuth, Bayreuth, D-95440
155-056GLOMEROCRYST FORMATION IN A BASALTIC LAVA FLOW FROM KALAPANA, HAWAII: LOWTHER, J. Stewart and BRUNSTAD, Keith A., Geology Dept, Univ of Puget Sound, 1500 North Warner, Tacoma, WA 98416, slowther@ups.edu
155-057LAMPROPHYRE AND KIMBERLITE INTRUSIONS FROM THE GRASSRANGE FIELD, CENTRAL MONTANA: DODEN, Arnold G., 201 Bellevue Cir, State College, PA 16803, ArnoldDoden@aol.com, ELLSWORTH, Peter C., 265 Benton Ave, Missoula, MT 59801, GOLD, David P., Geosciences, Penn State Univ, University Park, PA 16802, and SICREE, Andrew A., Earth and Mineral Sciences Museum, Penn State Univ, University Park, PA 16802
155-058MAGMA MINGLING AS A TRIGGER OF EXPLOSIVE SILICIC VOLCANISM? A TEST OF MODELS INVOLVING THE INTERACTION OF MAFIC AND FELSIC MAGMAS IN THE EASTERN BEAR PAW MOUNTAINS, MONTANA: MOSS, Stephen W., 1734 W Kent Ave, Missoula, MT 59801-5508, stephenwmoss@hotmail.com and HYNDMAN, Donald W., Geology, Univ of Montana, Missoula, MT 59812
155-059MAGMATIC IDDINGSITE: CHANGES IN H2O IN MAGMA CHAMBERS PRIOR TO ERUPTION: FURGAL, S. A. and MCMILLAN, N. J., Geological Sciences, New Mexico State Univ, Dept. 30001, Box 3AB, Las Cruces, NM 88003, sfurgal@nmsu.edu
155-0Paper Withdrawn
155-061PETROLOGY OF RHYOLITES IN THE CENTRAL WESTERN CASCADE RANGE, OREGON: COOK, Geoffrey W. and WHITE, Craig M., Department of Geosciences, Boise State Univ, 1910 University Drive, Boise, ID 83725, gcook@trex.boisestate.edu
155-062SCANNING ELECTRON MICROSCOPY OF KIMBERLITES FROM WYOMING AND COLORADO: HARFORD, Jessica M, Geology Dept, Univ. of Puget Sound, Univ Of Puget Sound, 1500 N. Warner, Tacoma, WA 98416, Jharford@aol.com and LOWTHER, J. Stewart, Geology Dept, Univ. of Puget Sound, University of Puget Sound, 1500 N. Warner, Tacoma, WA 98416
155-063SILURIAN EXTENSIONAL MAGMATISM IN THE APPALACHIANS: GEOCHEMISTRY OF DIKES FROM NORTHEASTERN VERMONT: COISH, Raymond A.1, ROUFF, Ashaki A.1, WILSON, Sharon A.1, and RANKIN, Douglas W.2, (1) Geology Department, Middlebury College, Bicentennial Hall, Middlebury, VT 05753, coish@middlebury.edu, (2) US Geol Survey, Mail Stop 926 National Ctr, Reston, VA 20192-0001
155-064SIMULATING THE THERMAL HISTORY OF THE UNSATURATED ZONE AT YUCCA MOUNTAIN, NEVADA: MARSHALL, Brian D. and WHELAN, Joseph F., US Geol Survey, PO Box 25046, MS 963, Denver, CO 80225-0046, bdmarsha@usgs.gov
155-065THE ROLE OF BASALTIC WATER CONTENT IN FACILITATING MAGMA MIXING BY REDUCING DENSITY AND VISCOSITY CONTRASTS: WENNER, Jennifer M., Univ Wisconsin - Oshkosh, 800 Algoma Blvd, Oshkosh, WI 54901-3551, wenner@uwosh.edu and COLEMAN, Drew, Department of Geological Sciences, Univ of North Carolina -- Chapel Hill, Campus Box # 3315, Chapel Hill, NC 27599
155-066THE VOLCANIC ROCKS ALONG WADI QABILA, SOUTHEAST SINAI, EGYPT: SADEK GHABRIAL, Doris, Geological and Geophysical Department, National Rsch Centre, Cairo, Egypt, Geological & Geophysical Dept., National Research Centre, Tahrir st., Dokki, Cairo, Egypt, Cairo Egypt, dghabrial@yahoo.com.
155-067TRACE ELEMENT AND ISOTOPIC CONSTRAINTS ON CRUSTAL CONTAMINATION AND THE ORIGIN OF COMPOSITE DIKES WITHIN THE KANGÂMIUT DIKE SWARM, WEST GREENLAND: MAYBORN, Kyle R., Dept of Geology, Western Illinois Univ, Macomb, IL 61455, KR-Mayborn@wiu.edu, LESHER, Charles E., Dept of Geology, Univ of California, Davis, CA 95616, and CONNELLY, James N., Univ Texas - Austin, Dept Geological Sciences, C1100, Austin, TX 78712-1101
155-068XENOLITHS OF THE TRIASSIC PASSAIC FORMATION IN THE MONOCACY HILL DIABASE INTRUSION, AMITY TOWNSHIP, BERKS COUNTY, PENNSYLVANIA: KULP, Robert R., 2233 Little Road, Perkiomenville, PA 18074, RRKANISEPA@aol.com and HUGHES, Richard O. III, Science, Schurr High School, Montebello Unified Schools, Montebello, CA 90640
155-069GEOCHEMISTRY OF GREEN TUFFS FROM ALBORZ MOUNTAIN RANGE, NORTHERN IRAN: GHORBANI, Mohammad Reza, Department of Geology, Tarbiat Modares Univ, Tehran 14115-175 Iran, ghorbani@modares.ac.ir.
155-070NEOPROTEROZOIC STRUCTURES AND THEIR CONTROLS ON GOLD MINERALIZATION IN NORTHERN ETHIOPIA-EVIDENCE FOR AN EARLIER E-W STRUCTURES BY YONATHAN ADMASSU, NATIONAL MINING CORPORATION- GOLD PROJECT, ADDIS ABABA, ETHIOPIA: ADMASSU, Yonathan, Addis Abeba pobox 16086 Ethiopia, Sbaco@telecom.net.et.
155-071ORIGIN OF RHYOLITE OF THE OLIGOCENE CONEJOS FORMATION, EAST-CENTRAL SAN JUAN MOUNTAINS, COLORADO: PARKER, Don F.1, GHOSH, Ayati2, PRICE, Cindy W.1, RINARD, Bethany3, and REN, Minghua1, (1) Dept. of Geology, Baylor Univ, Waco, TX 76798-7354, don_parker@baylor.edu, (2) Dept. of Geological Sciences, The Univ of Texas at Austin, Austin, TX 78712-1101, (3) Dept. of Physical Sciences, Tarleton State Univ, Tarleton, TX 76402
155-072S-TYPE GRANITOIDS PRODUCED BY SEDIMENT FUSION IN THE THERMAL AUREOLE OF EARLY JURASSIC DIABASE IN THE NEWARK BASIN: BENIMOFF, Alan I., Department of Engineering Science and Physics, The College of Staten Island/CUNY, Staten Island, NY 10314, benimoff@postbox.csi.cuny.edu, PUFFER, John H., Department of Geological Sciences, Rutgers Univ, Newark, NJ 07102, and SCLAR, Charles B., (deceased 1/12/2001), Department of Earth and Environmental Sciences, Lehigh Univ, Bethlehem, PA 18015
155-073STATISTICAL MEASURES OF 3-D TEXTURAL ANISOTROPY RESULTING FROM MAGMATIC COMPACTION ILLUSTRATED BY A SAMPLE FROM THE PALISADES SILL, NEW JERSEY: GRAY, Norman H., PHILPOTTS, Anthony R., and DICKSON, Loretta D., Univ Connecticut, 354 Mansfield Rd U-45, Storrs Mansfield, CT 06269-2045, gray@uconnvm.uconn.edu
155-074PROVENANCE DETERMINATION USING DETRITAL IRON-TITANIUM OXIDES AND CLINOPYROXENES: BANDY, Betsy R.-M.1, JACKSON, Trevor A.1, and SCOTT, Peter W.2, (1) Department Geography and Geology, Univ of the West Indies, Mona, Kingston 7, Jamaica, brbandy@hotmail.com, (2) Camborne School of Mines, Univ of Exeter, Redruth, Cornwall, TR153SE, United Kingdom
155-075USING THE WATER/ROCK RATIO EQUATION FOR MODELING THE MIXING CURVES OF CONTRASTED SUITES OF ROCKS: ALAABED, Solaiman, Department of Geology, United Arab Emirates Univ, P.O. Box 17551 Faculty of Science, UAE University, AL-Ain United Arab Emirates, s.alaabed@uaeu.ac.ae.
155-076CLINOPYROXENE JD BAROMETER FOR MANTLE PERIDOTITES AND ECLOGITES AND THERMAL CONDITIONS OF THE LITHOSPHERIC KEELS OF CRATONS AND THEIR SURROUNDINGS: ASHCHEPKOV, Igor Victorovich, Russian Academy of Sciences Siberian Branch, United Institute of Geology Geophysics and Mineralogy, Academician V.A.Koptyg ave.3, Novosibirsk-90, Novosibirsk 630090 Russia, garnet@uiggm.nsc.ru.

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