Session No. 52 Monday, October 28, 2002

8:00 AM-12:00 PM, Colorado Convention Center: C201
Economic Geology I: Magmatic PGE-Cr-Cu-Ni, VMS, Sed-hosted Pb-Zn-Cu, and Alaska Au Deposits
Warren C. Day, Cameron S. Rombach and John M. Miller, Presiding
 Paper #Start Time
52-18:00 AM APPLICATION OF THE OLIVINE-ORTHOPYROXENE-SPINEL OXYBAROMETER TO CHROME AND PLATINUM ORES OF THE BUSHVELD AND STILLWATER ULTRAMAFIC COMPLEXES: SMITH, Christopher N., ESSENE, Eric J., and KESLER, Stephen E., Department of Geological Sciences, Univ of Michigan, 2534 C.C. Little Building, Ann Arbor, MI 48109-1063, cnsmth@umich.edu
52-28:15 AM MAGMATIC AND HYDROTHERMAL PGE MINERALIZATION OF THE BIRCH LAKE CU-NI-PGE DEPOSIT IN THE SOUTH KAWISHIWI INTRUSION, DULUTH COMPLEX, NORTHEAST MINNESOTA: MARMA, John C.1, BROWN, Phil E.1, and HAUCK, Steve A.2, (1) Department of Geology and Geophysics, Univ of Wisconsin - Madison, Weeks Hall, 1215 W. Dayton St, Madison, WI 53706-1692, jmarma@geology.wisc.edu, (2) Economic Geology Group, Nat Rscs Rsch Institute, University of Minnesota - Duluth, Duluth, MN 55811
52-38:30 AM STABLE ISOTOPIC STUDIES OF PGE MINERALIZATION IN THE BIRCH LAKE AREA, SOUTH KAWISHIWI INTRUSION, DULUTH COMPLEX, MN: SHAFER, Paula L. and RIPLEY, Edward M., Geological Sciences, Indiana Univ, 1001 E. 10th Street, Bloomington, IN 47405, pshafer@indiana.edu
52-48:45 AM STABLE ISOTOPIC STUDIES OF THE CHROMITE- FE-CU-NI-SULFIDE AND PGE-MINERALIZED ARCHEAN NUASAHI ULTRAMAFIC-MAFIC COMPLEX, ORISSA, INDIA: MONDAL, Sisir K., RIPLEY, Edward M., LI, Chusi, and MARIGA, Jeffrey, Department of Geological Sciences, Indiana University, Bloomington, IN 47405, smondal@indiana.edu
52-59:00 AM OXYGEN ISOTOPIC STUDIES OF THE ASSIMILATION OF PARAGNEISS XENOLITHS AT THE VOISEY’S BAY CU-NI-CO DEPOSIT, LABRADOR: MARIGA, J., RIPLEY, E.M., and LI, C., Geological Sciences, Indiana Univ, 1001 East Tenth Street, Bloomington, IN 47405, jmariga@indiana.edu
52-69:15 AM THE POSSIBLE IMPORTANCE OF SULFIDE LIQUID DISSOLUTION IN THE GENESIS OF HIGH-GRADE MAGMATIC SULFIDE DEPOSITS: KERR, Andrew, Geological Survey of Newfoundland and Labrador, Department of Mines and Energy, PO Box 8700, St. John's, NF A1B 4J6 Canada, akr@zeppo.geosurv.gov.nf.ca.
52-79:30 AM DISTINGUISHING BARREN FROM PRODUCTIVE EXHALATIVE STRATA AND VECTORING TOWARD HYDROTHERMAL VENT SITES USING EU: GALE, G.H., Manitoba Geological Survey, Industry Trade and Mines, 1395 Ellice Ave, Winnipeg, MB R3G 3P2, Canada, ggale@gov.mb.ca, FEDIKOW, M.A.F., Mount Morgan Rscs Ltd, 34 Wellesly Cresent, Winnipeg, MB R3P 1X8, Canada, and HUTCHINSON, R.W., GE Department, Colorado School of Mines, Golden, CO 80401
52-89:45 AM GEOCHEMICAL AND SULFUR ISOTOPE COMPOSITIONS OF LATE PROTEROZOIC AND EARLY PALEOZOIC VOLCANOGENIC MASSIVE SULFIDE DEPOSITS, PRINCE OF WALES ISLAND AND VICINITY, SOUTHEASTERN ALASKA: SLACK, John F.1, SHANKS, Wayne C. III2, KARL, Susan M.3, RIDLEY, W. Ian2, and BITTENBENDER, Peter E.4, (1) U.S. Geol Survey, National Center, Mail Stop 954, Reston, VA 20192, jfslack@usgs.gov, (2) U.S. Geol Survey, Mail Stop 973, Denver, CO 80225, (3) U.S. Geol Survey, 4200 University Drive, Anchorage, AK 99508, (4) Bureau of Land Management, 100 Savikko Road, Douglas, AK 99824
52-910:00 AM NON-SULFIDE ZN MINERALIZATION IN EUROPE: A POSSIBLE RECORD OF POST-COLLISIONAL WEATHERING: BONI, Maria, Dipartimento Geofisica & Vulcanologia, Università di Napoli Federico II, Via Mezzocannone 8, Napoli, 80134, Italy, boni@unina.it and LARGE, Duncan, Directorate of Mines and Minerals, Pristina, Kosovo, Yugoslavia
52-1010:15 AM THREE-DIMENSIONAL STRAIN DURING BASIN FORMATION – ORTHORHOMBIC FAULT PATTERNS AND ASSOCIATED MVT MINERALIZATION, LENNARD SHELF, WESTERN AUSTRALIA: MILLER, John McLeod, Australian Crustal Research Centre, School of Geosciences, Monash Univ, Clayton, Melbourne, 3800, Australia, ST-john@mail.earth.monash.edu.au and NELSON, Eric P., Geology/Geological Engineering, Colorado School of Mines, Golden, CO 80401
52-1110:30 AM LIMITS ON THE METAL CONTENT OF FLUID INCLUSIONS IN GANGUE MINERALS FROM THE VIBURNUM TREND, SOUTHEAST MISSOURI DETERMINED BY LASER ABLATION ICP-MS: APPOLD, Martin S.1, NUMELIN, Tye J.2, SHEPHERD, Thomas J.3, and CHENERY, Simon R.N.3, (1) Department of Geoscience, Univ of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242-1379, martin-appold@uiowa.edu, (2) Department of Geoscience, Univ of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242-1379, (3) British Geol Survey, Kingsley Dunham Centre, Keyworth, Nottingham, NG12 5GG, United Kingdom
52-1210:45 AM A FLUID MIXING MODEL FOR KONKOLA NORTH, ZAMBIAN COPPERBELT: SUTTON, S.J., Earth Resources, Colorado State Univ, Earth Resources, Colorado State University, Fort Collins, CO 80523, sally.sutton@colostate.edu and MAYNARD, J.B., Geology, Univ of Cincinnati, PO Box 210013, Cincinnati, OH 45221
52-1311:00 AM COPPER PRODUCTION TECHNOLOGY — A HISTORY OF OBSTACLES OVERCOME AND HUMAN NEEDS MET: GOONAN, Thomas G., Minerals Information Team, U.S. Geol Survey, Box 25046, MS 750, Denver Federal Center, Denver, CO 80225, goonan@usgs.gov.
52-1411:15 AM REDUCED GRANITES AND GOLD VEINS IN THE POGO AREA, EAST-CENTRAL ALASKA: DILWORTH, Katherine, EBERT, Shane, MORTENSEN, James K., ROMBACH, Cameron, and TOSDAL, Richard M., MDRU, Univ of British Columbia, Vancouver, BC V6T1Z4, Canada, kdilworth@eos.ubc.ca
52-1511:30 AM GEOCHRONOLOGY AND MINERALIZATION OF THE LIESE ZONES, POGO DEPOSIT, ALASKA: ROMBACH, Cameron S.1, NEWBERRY, Rainer J.1, GOLDFARB, Richard J.2, and SMITH, Moira3, (1) Geology and Geophysics, Univ of Alaska Fairbanks, Fairbanks, AK 99775, ftcsr@uaf.edu, (2) U.S. Geological Survey, Denver, CO 80225, (3) Teckcominco Ltd, Vancouver, BC V6C 3L9, Canada
52-1611:45 AM COMPLEX MESOZOIC DEFORMATION IN THE CENTRAL PART OF THE YUKON-TANANA UPLAND, ALASKA—IMPLICATIONS FOR GOLD DEPOSITION IN THE TINTINA GOLD PROVINCE: DAY, Warren C.1, ALEINIKOFF, John N.1, DUSEL-BACON, Cynthia2, GOLDFARB, Richard1, GOUGH, Larry P.3, and O'NEILL, J. Michael1, (1) U.S. Geol Survey, Mail Stop 964, Denver Federal Center, Denver, CO 80225, wday@usgs.gov, (2) U.S. Geol. Survey, 345 Middlefield Rd, Menlo Park, CA 94025, (3) U.S. Geol Survey, 4200 University Dr, Anchorage, AK 99508

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