2007 GSA Denver Annual Meeting (28–31 October 2007)
Session No. 149 Tuesday, 30 October 2007
1:30 PM-5:30 PM, Colorado Convention Center: 404

Economic Geology

Paul J. Bartos, Presiding
 Paper #Start Time
 1:30 PM Introductory Remarks
149-11:35 PM FLUID INCLUSION THERMOMETRY, S-ISOTOP, PETROLOGY OF KUH-E-ZAR SPECULARITE RICH IRON OXIDE GOLD DEPOSIT, NORTH EASTERN IRAN: MAZLOUMI, Ali Reza1, KARIMPOUR, Mohammad H.2, STERN, Charles R.3, RASSA, Iraj4, and SAADAT, Saeid3, (1) Deptartment of Geology, Payam Nour University, Mashhad, 433, Iran, mazloumi2004@yahoo.com, (2) Department of Geological Sciences, University of Colorado & Ferdowsi University Mashhad, Boulder, CO 80309, mhkarimpour@yahoo.com, (3) Department of Geological Sciences, University of Colorado, Boulder, CO 80309, (4) Faculity of Earth Sciences, Shahid Beheshti University, Tehran, Iran
149-21:50 PM PETROLOGY, FLUID INCLUSION THERMOMETRY, AND GEOCHEMISTRY OF TANNURJEH PORPHYRY CU-AU, NORTH EASTERN IRAN: SAADAT, Saeed, Department of Geological Sciences, University of Colorado, Boulder, CO, 19681 Junipero Way, Saratoga, CA 95070, saeidsaadat@yahoo.com, KARIMPOUR, Mohammad Hassan, Geological Sciences, CU- Boulder & Ferdowsi Mashhad, Boulder, CO 80309, AJAYEBI, Kimiya, Geology, Islamic AZAD University, Science and Research Campus, Tehran, 9178685615, Iran, and STERN, Charles, Geological Sciences, University of Colorado, Boulder, CO 80309
149-32:05 PM GEOCHEMISTRY, FLUID INCLUSION THERMOMETRY AND PETROLOGY OF HIRED INTRUSIVE REALTED GOLD PROSPECTING, EASTERN IRAN: KARIMPOUR, Mohammad Hassan, Geological Sciences, CU- Boulder & Ferdowsi Mashhad, Boulder, CO 80309, mhkarimpour@yahoo.com, STERN, Charles R., Geological Sciences, University of Colorado, Boulder, CO 80309, and MALEKZADEH, Azadeh, Geology, Ferdowsi Mashhad, Iran
149-42:20 PM PYRRHOTITE-A CLUE TO GOLD AT PORTION OF THE HIRED GOLD MINERALIZATION, EASTERN IRAN: HAIDARIAN SHAHRI, Mohammad Reza1, KARIMPOUR, Mohammad Hassan2, and MALEKZADEH, Azadeh1, (1) Geology, Ferdowsi University, Mashhad, 91775, Iran, hshahri@ferdowsi.um.ac.ir, (2) Geological Sciences, CU- Boulder & Ferdowsi Mashhad, Boulder, CO 80309, mhkarimpour@yahoo.com
149-52:35 PM GENESIS OF HIGH-GRADE IRON ORES OF THE ARCHEAN IRON ORE GROUP AROUND NOAMUNDI, INDIA: BEUKES, Nicholas J.1, GUTZMER, Jens1, and MUKHOPADHYAY, Joydip2, (1) Geology, University of Johannesburg, P.O. Box 524, Auckland Park, 2006, South Africa, nbeukes@uj.ac.za, (2) Geology, Presidency College, Kolkata, 700073, India
149-62:50 PM MINERALOGICAL AND GEOCHEMICAL CONSTRAINTS ON THE ORIGIN OF CO-CU-AU ORES IN THE BLACKBIRD DISTRICT, IDAHO: SLACK, John F., MS-954 National Ctr, US Geol Survey, 12201 Sunrise Valley Dr, Reston, VA 20192-0002, jfslack@usgs.gov
149-73:05 PM SULFUR AND HELIUM ISOTOPES IN THE COBALT+COPPER± GOLD DEPOSITS OF THE IDAHO COBALT BELT: JOHNSON, Craig A., US Geological Survey, Box 25046, MS 963, Denver, CO 80225, cjohnso@usgs.gov, LANDIS, Gary, U.S. Geol Survey, Denver, CO, and BOOKSTROM, Arthur A., US Geological Survey, Spokane, WA 99201
149-83:20 PM CRETACEOUS GARNET GROWTH IN THE IDAHO COBALT BELT: EVIDENCE FROM LU-HF GEOCHRONOLOGY: ZIRAKPARVAR, Nasser A., School of Earth and Environmental Sciences, Washington State University, Pullman, WA 99164, nzirakparvar@mail.wsu.edu, BOOKSTROM, Arthur A., US Geological Survey, Spokane, WA 99201, and VERVOORT, Jeffrey D., Dept of Geology, Washington State University, Pullman, WA 99163
 3:35 PM Break
149-93:45 PM THE CARBONATE HOSTED TRES MARIAS ZN-GE DEPOSIT, CHIHUAHUA, MEXICO: CHARACTERIZATION OF GE-HOSTING PHASES AND OF ASSOCIATED HYDROCARBONS: SAINI-EIDUKAT, Bernhardt1, MELCHER, Frank2, OSTERTAG-HENNING, Christian2, and LODZIAK, Jerzy2, (1) Department of Geosciences, North Dakota State Univ, Fargo, ND 58105-5517, bernhardt.saini-eidukat@ndsu.edu, (2) Bundesanstalt für Geowissenschaften und Rohstoffe, Stilleweg 2, Hannover, 30655, Germany
149-104:00 PM DID PALEOZOIC SEAWATER CHEMISTRY CONTROL THE FORMATION OF CARLIN-TYPE GOLD DEPOSITS?: KETTLER, Richard M., Department of Geosciences, University of Nebraska-Lincoln, 214 Bessey Hall, Lincoln, NE 68588-0340, rkettler1@unl.edu and AREHART, Greg, Department of Geological Sciences, University of Nevada-Reno, MS 172, Reno, NV 89557-0138
149-114:15 PM THE SEARCHLIGHT MINING DISTRICT, NEVADA: LINKING LOW SULFIDATION EPITHERMAL MINERALIZATION WITH AN UNDERLYING GRANITIC PLUTON: LLEDO, Haroldo L. and CLINE, Jean S., Department of Geoscience, University of Nevada, Las Vegas, 4505 Maryland Parkway, Box 454010, Las Vegas, NV 89154-4010, haroldo.lledo@unlv.edu
149-124:30 PM HYDROTHERMAL ALTERATION AND MINERALIZATION ASSOCIATED WITH A COPPER-MOLYBDENUM PORPHYRY SYSTEM, WEBSTER PASS AREA, PARK AND SUMMIT COUNTIES, COLORADO: CROOK, Josh C., Mineral Engineering, New Mexico Institute of Mining and Technology, 801 Leroy Place, Socorro, NM 87801, joshford@nmt.edu
149-134:45 PM DELINEATION AND SIGNIFICANCE OF LITHO AND STABLE ISOTOPE GEOCHEMISTRY ALTERATION HALOS IN THE GIANT HOLLINGER-MCINTYRE GOLD MINE, TIMMINS, ONTARIO, CANADA: WASHINGTON, G.D.1, LEMKE, L.D.1, FREEMAN, C.D.2, SIRBESCU, M.C.3, TARANOVIC, V.1, and VAN HEES, E.H.1, (1) Geology, Wayne State University, Detroit, MI 48202, geogibran@wayne.edu, (2) Biology, Wayne State University, Detroit, MI 48202, (3) Geology, Central Michigan University, Mt. Pleasant, MI 48859
149-145:00 PM THE EVOLUTION OF NI-CU SULFIDE MINERALIZATION IN THE DUKE ISLAND COMPLEX, SOUTHEASTERN ALASKA: THAKURTA, Joyashish, RIPLEY, Edward M., and LI, Chusi, Department of Geological Sciences, Indiana Univ, 1001 E. 10th St, Bloomington, IN 47405, thakurta@indiana.edu
149-155:15 PM QUENCHED BLACK-SMOKER FLUIDS: EVIDENCE FROM BORNITE SCALES PRECIPITATED FROM SEAWATER-DOMINATED GEOTHERMAL FLUIDS ON THE REYKJANES PENINSULA, ICELAND: HARDARDOTTIR, Vigdis1, HEDENQUIST, Jeffrey1, HANNINGTON, Mark1, and KJARSGAARD, Ingrid2, (1) Earth Sciences, University of Ottawa, Marion Hall 140 Louis Pasteur Street, Ottawa, ON K1S 0X7, Canada, vh@isor.is, (2) Ottawa, K1N 8A9, Canada

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