Session No. 152 Tuesday, October 29, 2002

1:30 PM-5:30 PM, Colorado Convention Center: Exhibit Hall
Economic Geology (Posters)
 Paper #Booth #
152-11METALLOGENY OF A PALEOPROTEROZOIC COLLISIONAL OROGEN THROUGH TIME—THE GREAT FALLS TECTONIC ZONE, MONTANA AND IDAHO: O'NEILL, J.M., KLEIN, T.L., and SIMS, P.K., U.S. Geol Survey, Box 25046, MS 905, Denver Federal Center, Denver, CO 80225, tklein@usgs.gov
152-22COLORADO MINERAL BELT REVISITED: AN ANALYSIS OF NEW DATA: WILSON, Anna Burack and SIMS, P.K., U.S. Geological Survey, Box 25046, MS 905, Denver Federal Center, Denver, CO 80225, awilson@usgs.gov
152-33INTERESTING OCURRENCES OF BRECCIA NEAR WEBSTER PASS, COLORADO: MILLAN, Cristina, Department of Geology, Ohio State Univ, Columbus, OH 43210, millan.2@osu.edu, PRIDE, Douglas, Dept. of Geological Sciences, The Ohio State Univ, 125 South Oval Mall, Columbus, OH 43210-1398, and ROBINSON, Charles, Mineral Systems Inc, Golden, CO 80401
152-44EL TENIENTE PORPHYRY COPPER DEPOSIT IN THE CHILEAN ANDES: NEW GEOCHRONOLOGICAL TIMEFRAME AND DURATION OF HYDROTHERMAL ACTIVITY: MAKSAEV, Victor1, MUNIZAGA, Francisco2, MICHAEL, McWilliams3, FANNING, Mark4, MATHUR, Ryan5, RUIZ, Joaquin6, and THIELE, Karim1, (1) Departamento de Geología, Universidad de Chile, Casilla 13518, Correo 21, Santiago, Santiago, Chile, vmaksaev@cec.uchile.cl, (2) Departamento de Geología, Universidad de Chile, casilla 13518, Correo 21, Santiago, 6784537, Chile, (3) Geological and Environmental Sciences, Stanford Univ, Stanford, California, Stanford, CA 94305-2115, (4) Research School of Earth Sciences, Australian National Univ, Canberra, ACT 0200, Canberra, ACT 0200, Australia, (5) Geology, Juniata College, 1700 Moore Street, Huntingdon, PA 16652, (6) Department of Geosciences, Univ of Arizona, Gould-Simpson Bldg, Tucson, 85721
152-55UNDERSTANDING MOLYBDENITE RE-OS AGES FROM THE EL TENIENTE PORPHYRY COPPER DEPOSIT, CHILE: MUNIZAGA, Francisco1, MAKSAEV, Victor2, MATHUR, Ryan3, RUIZ, Joaquin4, MCWILLIAMS, Michael5, and THIELE, Karim2, (1) Departamento de Geología, Universidad de Chile, casilla 13518, Correo 21, Santiago, 6784537, Chile, fmunizag@cec.uchile.cl, (2) Departamento de Geología, Universidad de Chile, Casilla 13518, Correo 21, Santiago, Santiago, Chile, (3) Geology, Juniata College, 1700 Moore Street, Huntingdon, PA 16652, (4) Department of Geosciences, Univ of Arizona, Gould-Simpson Bldg, Tucson, 85721, (5) Geological Sciences, Stanford Univ, Stanford, CA 94305
152-66MOLYBDENITE AGE FOR CANDELARIA IRON OXIDE CU-AU DEPOSIT, AND A COMPARISON OF THE RE-OS ISOTOPIC SIGNATURES OF ORE FROM THE CHILEAN IRON BELT: MATHUR, Ryan, Geology, Juniata College, 1700 Moore Street, Huntingdon, PA 16652, Mathur@juniata.edu, RUIZ, Joaquin, Department of Geosciences, Univ of Arizona, Gould-Simpson Bldg, Tucson, 85721, MARSCHIK, Robert, Institut für Mineralogie, TU Bergakademie Freiberg, Brennhausgasse 14, Freiberg, 09596, Germany, and MUNIZAGA, Francisco, Departamento de Geología, Universidad de Chile, casilla 13518, Correo 21, Santiago, 6784537, Chile
152-77AN ARCHEAN RE-OS MOLYBDENITE AGE FOR THE GAMELEIRA CU-AU-MO MINERALIZATION, CARAJÁS PROVINCE, BRAZIL: MARSCHIK, Robert1, MATHUR, Ryan2, RUIZ, Joaquin3, LEVEILLE, Richard A.4, and DE ALMEIDA, Antonio-José4, (1) Institut für Mineralogie, TU Bergakademie Freiberg, Brennhausgasse 14, Freiberg, 09596, Germany, robert.marschik@mineral.tu-freiberg.de, (2) Geology, Juniata College, 1700 Moore Street, Huntingdon, PA 16652, (3) Department of Geosciences, Univ of Arizona, Gould-Simpson Bldg, Tucson, 85721, (4) Phelps Dodge do Brasil Mineração Ltd, Rua do Gloria 344, Rio de Janeiro, Brazil
152-88REVISED 40AR/39AR AGES OF THE WHITE CLOUD MOLYBDENUM DEPOSIT, CUSTER COUNTY, IDAHO: WINICK, J.A., TAYLOR, C.D., KUNK, M.J., and UNRUH, D., U.S. Geological Survey, Box 25046 Denver Federal Center, Denver, CO 80225, jwinick@usgs.gov
152-99U-PB AND RE-OS GEOCHRONOLOGY SUGGEST A MULTISTAGE PRECAMBRIAN-MESOZOIC HISTORY FOR THORIUM AND COPPER MINERALIZATION, LEMHI PASS, IDAHO: GILLERMAN, Virginia S., Idaho Geological Survey, MS 1535, Boise State University, Boise, ID 83725-1535, vgillerm@boisestate.edu, JERCINOVIC, Michael J., Dept. of Geosciences, Univ of Massachusetts, 611 North Pleasant Street, Amherst, MA 01003-5820, and STEIN, Holly J., AIRIE Program, Colorado State University, Fort Collins, CO 80523-1482
152-1010MAGMATIC PROCESSES AND SKARN FORMATION - AN EXAMPLE FROM THE EMPIRE CU-ZN SKARN DEPOSIT, CUSTER COUNTY, IDAHO: CHANG, Zhaoshan, Department of Geology, Washington State Univ, Department of Geology, Washington State University, Pullman, WA 99164-2812, chang@mail.wsu.edu and MEINERT, Lawrence D., Washington State Univ - Pullman, PO Box 642812, Pullman, WA 99164-2812
152-1111FLUID INCLUSION EVIDENCE FOR EVOLUTION OF HYDROTHERMAL FLUIDS FROM THE PORPHYRY COPPER DEPOSIT IN BUTTE, MT: RUSK, Brian G., Geological Sciences, Univ of Oregon, University of Oregon, Eugene, OR 97403-1272, brusk@darkwing.uoregon.edu, REED, Mark H., Dept. of Geological Sciences, Univ of Oregon, Eugene, OR 97403-1272, and DILLES, John H., Geosciences, Oregon State Univ, Wilkinson Hall, Corvallis, OR 97331
152-1212MULTIPLE FLUID EVENTS ASSOCIATED WITH PRECIOUS AND BASE-METAL VEIN MINERALIZATIONS AT COEUR D’ALENE AG-PB-ZN MINING DISTRICT: ARKADAKSKIY, Serguey1, MUEHLENBACHS, Karlis1, RICHARDS, Jeremy1, and PROCHASKA, Walter2, (1) Earth and Atmospheric Sciences, Univ of Alberta, 1-26 Earth Sciences Building, Edmonton, AB T6G 2E3, Canada, karlis.muehlenbachs@ualberta.ca, (2) Geological Sciences, Montan Universitat, 5 Peter Tunner St., A-8700, Leoben, Austria
152-1313FLUID INCLUSION HALOGEN-SULFUR ISOTOPE SYSTEMATICS IN THE VIBURNUM TREND MVT DISTRICT, MO: EVIDENCE OF FLUID MIXING THROUGHOUT CU-ZN-PB SULFIDE ORE DEPOSITION: JOHNSON, Aaron W.1, SHELTON, Kevin L.1, and GREGG, Jay M.2, (1) Geological Sciences, Univ of Missouri-Columbia, Columbia, MO 65211, awjohnson@mizzou.edu, (2) Geology and Geophysics, Univ of Missouri-Rolla, Rolla, MO 65409
152-1414RELATIONSHIP OF EVAPORITES TO BRINE MIGRATION AND CARBONATE HOSTED ZN-PB MINERALIZATION IN THE LOWER CARBONIFEROUS OF SOUTHEASTERN IRELAND: BECKER, Stephen P.1, NAGY, Zsolt R.1, JOHNSON, Aaron W.2, GREGG, Jay M.1, SHELTON, Kevin L.2, SOMERVILLE, Ian D.3, and WRIGHT, Wayne R.4, (1) Department of Geology & Geophysics, Univ of Missouri-Rolla, 125 McNutt Hall, Rolla, MO 65409, sbecker@umr.edu, (2) Department of Geological Sciences, Univ of Missouri-Columbia, Columbia, MO 65211, (3) Department of Geology, Univ College Dublin, Belfield, Dublin, 4, Ireland, (4) Robertson Research International, Tyn-y-coed Site, Llanrhos, Llandudno, North Wales, LL30 1SA, United Kingdom
152-1515LITHOLOGICAL AND STRUCTURAL CONTROLS ON NON-SULFIDE ZINC ORES AT KUH-E-SURMEH, ZAGROS FOLD BELT, SW-IRAN: REICHERT, Joerg and BORG, Gregor, Institute of Geological Sciences, Martin-Luther-Univ Halle-Wittenberg, Domstr. 5, Halle, D-06108, Germany, jo.reichert@web.de
152-1616A SEDIMENTARY-EXHALATORY BARITE DEPOSIT AND ASSOCIATED CHEMOSYNTHETIC BIOHERM, AGUATHUNA QUARRY, PORT AU PORT PENINSULA, NEWFOUNDLAND, CANADA: INDERBITZEN, Katherine E., Dept. of Geological Sciences, Univ of Miami, 43 Cox Science Building, Coral Gables, FL 33146, k.inderbitzen@umiami.edu.
152-1717EXPERIMENTAL STUDY ON GOLD DEPOSITION ON HYDROUS METAL OXIDES BY ADSORPTION/REDUCTION: IMPLICATIONS FOR GOLD MINERALIZATION IN SUBSURFACE ENVIRONMENT: UCHIDA, Akiko, Astrobiology Research Center & Dept. of Geoscience, The Pennsylvania State Univ, 435 Deike Bldg, University Park, PA 16802, auchida@geosc.psu.edu.
152-1818SULFIDATION, ADSORPTION, OR UNKNOWN ARSENIC LIGAND? UNRAVELING THE MYSTERIES OF CARLIN-TYPE DEPOSITS: GRAVES, Robert S.1, AREHART, Greg B.1, and FUERSTENAU, Maurice, C.2, (1) Geological Sciences, University of Nevada, Reno, Geological Sciences MS-172, University of Nevada, Reno, Reno, NV 89557, gravesr@scs.unr.edu, (2) Chemical & Metallurgical Engineering, University of Nevada, Reno, Chemical & Metallurgical Engineering MS-(388/312), University of Nevada, Reno, Reno, NV 89557
152-1919DEVELOPING A SPATIAL AND TEMPORAL MODEL OF CARBONATE VEIN CHARACTERIZATION IN AND AROUND CARLIN-TYPE GOLD DEPOSITS: BUCHANAN, Norman Scott, Geological Sciences, University of Nevada - Reno, Reno, NV 89557, NSBrewer@aol.com and AREHART, Greg B., Geological Sciences, Univ of Nevada, Reno, Geological Sciences, MS-172, University of Nevada, Reno, Reno, NV 89557
152-2020STRUCTURAL AND MINERALOGICAL FEATURES OF THE DEEP POST GOLD MINE, NORTHERN CARLIN TREND, NEVADA: MARINO, Fredy Alfonso, Department of Geological Sciences, Univ of Nevada, Ralph J. Roberts Center for Research in Economic Geology (CREG), Reno, NV 89557, fredymarino@hotmail.com.
152-2121SIDE-SCAN SONAR CHARACTERISTICS OF SEAFLOOR AND MANGANESE NODULE OCCURRENCE BETWEEN THE CLARION AND CLIPPERTON FRACTURE ZONES, NE EQUATORIAL PACIFIC: LEE, Sang Hoon, LEE, Sang Mook, KIM, Hyun Sub, and KIM, Ki Hyune, Deep-Sea Resources Research Center, Korea Ocean Research and Development Institute, Ansan P.O. Box 29, Seoul, 425-600, South Korea, sanglee@kordi.re.kr
152-2222MINERALOGY AND GEOCHEMISTRY OF MASSIVE SULFIDES FROM THE NORTH FIJI BASIN: RAHDERS, Erio and HALBACH, Peter, Freie Universitaet Berlin, FR Geochemistry, Hydrogeology, Mineralogy, Malteserstr. 74-100, Berlin, 12249, Germany, eriorahd@zedat.fu-berlin.de
152-2323THE COMPOSITION OF ZINC-RICH SPINELS ASSOCIATED WITH METAMORPHOSED MASSIVE SULFIDE DEPOSITS: A REEXAMINATION: HEIMANN, Adriana1, SPRY, Paul G.1, and TEALE, Graham S.2, (1) Geological & Atmospheric Sciences, Iowa State Univ, 253 Science I, Ames, IA 50011-3212, aheimann@iastate.edu, (2) Teale and Associates, P.O. Box 740, North Adelaide, South Australia, 5006, Australia
152-2424FOSSILS AS AN INVESTMENT STRATEGY: HIPPENSTEEL, Scott P., Department of Geography and Earth Sciences, Univ of North Carolina at Charlotte, 9201 University City Boulevard, Charlotte, NC 28223-0001, shippens@email.uncc.edu and CONDLIFFE, Simon, Department of Economics, Univ of Delaware, 290 Graham Hall, Newark, DE 19716

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