Session: Economic Geology (Posters): All subjects, including IOCG and Porphyry Copper Deposits; Epithermal-Hot Springs; Non-Sulfide Ores; Gold; Magmas and Volatiles; and Copper in Asia (2009 Portland GSA Annual Meeting (18-21 October 2009))

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RE-OS DATING OF ARSENOPYRITE FROM THE GALENA MINE — EVIDENCE FOR MESOPROTEROZOIC AGE OF THE AG-PB-ZN MINERALIZATION IN THE COEUR D'ALENE DISTRICT, IDAHO

ARKADAKSKIY, Serguey V.¹, CREASER, Robert A.², RICHARDS, Jeremy P.², HNATYSHIN, Danny² and HARDY, Lisa³, (1)Isobrine Solutions, #4-341, 10230 Jasper Ave, Edmonton, AB T5J 4P6, Canada, (2)Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2R3, Canada, (3)819 W. Park Ave, Kellog, ID 83837, robert.creaser@ualberta.ca, robert.creaser@ualberta.ca

2

18

SULFUR ISOTOPIC STUDIES OF CU-NI SULFIDE MINERALIZATION ASSOCIATED WITH THE BIC INTRUSION, BARAGA COUNTY, MICHIGAN

DONOGHUE, Kellie, Geological Sciences, Indiana University, 1005 E 10th Street, Bloomington, IN 47405, WARE, Andrew, Kennecott Eagle Minerals, 200 Echelon Drive Suite A, Negaunee, MI 49866 and RIPLEY, Edward M., Department of Geological Sciences, Indiana Univ, 1001 East 10th St, Bloomington, IN 47405, kdonoghu@indiana.edu, kdonoghu@indiana.edu

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GAS MIGRATION AND THE FORMATION OF PATHWAYS THROUGH HIGH-CRYSTALLINITY MAGMAS

BELIEN, Isolde¹, WILSON, Tina², FAURIA, Kristen¹, CASHMAN, Katharine³ and REMPEL, Alan W.⁴, (1)Department of Geological Sciences, University of Oregon, Eugene, OR 97403, (2)Umpqua Community College, Roseburg, OR 97470, (3)Geological Sciences, University of Oregon, Eugene, OR 97403, (4)Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, ibelien@uoregon.edu, ibelien@uoregon.edu

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GRANITIC PEGMATITE- AND LEUCOGRANITE-HOSTED URANIUM MINERALIZATION ADJACENT TO THE ATHABASCA BASIN, SASKATCHEWAN, CANADA: A DIFFERENT TARGET FOR URANIUM EXPLORATION

MCKECHNIE, Christine Louise, Watts, Griffis and McOuat Limited, 136 - 410 Stensrud Road, Saskatoon, SK S7W 0B7, Canada, ANSDELL, Kevin M., Department of Geological Sciences, University of Saskatchewan, 114 Science Place, Saskatoon, SK S7N 5E2, Canada and ANNESLEY, Irvine R., Independent Consultant, Saskatoon, SK S7J1J1, Canada, christine.mckechnie@usask.ca, christine.mckechnie@usask.ca

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ORE MINERALOGY, ALTERATIONS AND HYDROTHERMAL FLUID COMPOSITION OF A VARISCAN PORPHYRY-STYLE AU(±CU) MINERALIZATION AT LINARES DEPOSIT, NORTHWESTERN SPAIN

CEPEDAL, A.¹, FUERTES-FUENTE, M.¹, MARTIN-IZARD, A.¹ and GARCÍA-NIETO, J.², (1)Department of Geology, University of Oviedo, Arias de Velasco s/n, Oviedo, 33005, Spain, (2)Lundin Mining, Travesia San Antonio, nº 2, 3ºD, Pravia, 33120, Spain, mcepedal@geol.uniovi.es, mcepedal@geol.uniovi.es

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THE SIERRA GORDA PORPHYRY CU-MO(AU) DEPOSIT, REGION II, NORTHERN CHILE, PART 1: ALTERATION, MINERALIZATION, AND FLUID INCLUSIONS

SHAVER, Stephen A., Department of Forestry and Geology, Sewanee--University of the South, 735 University Avenue, Sewanee, TN 37383, MANSKE, Scott L., P.O. Box 649, Lakeside, OR 97449, CURRIE, Jack, KGHM International, General Borgoño 934, Of. 802, Antofagasta, Chile, FAHEY, Patrick L., Quadra Mining Ltd, 257 Corte San Marco, Palm Desert, CA 92260, MAYA, Jorge, Minera Quadra Chile Ltd, General Borgoño 934, Of. 802, Antofagasta, Chile and REYNOLDS, T. James, FLUID INC, 1401 Wewatta St, #PH3, Denver, CO 80202, sshaver@sewanee.edu, sshaver@sewanee.edu

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THE SIERRA GORDA PORPHYRY CU-MO(AU) DEPOSIT, REGION II, NORTHERN CHILE, PART 2: INTRUSIVE RELATIONS AND 40AR/39AR AND RE-OS MOLYBDENITE GEOCHRONOLOGY OF THE CATALINA AND 281-ZONE MINERALIZATION CENTERS

SHAVER, Stephen A., Department of Forestry and Geology, Sewanee--University of the South, 735 University Avenue, Sewanee, TN 37383, MANSKE, Scott L., P.O. Box 649, Lakeside, OR 97449, CURRIE, Jack, KGHM International, General Borgoño 934, Of. 802, Antofagasta, Chile, FAHEY, Patrick L., Quadra Mining Ltd, 257 Corte San Marco, Palm Desert, CA 92260, MAYA, Jorge, Minera Quadra Chile Ltd, General Borgoño 934, Of. 802, Antofagasta, Chile, STEIN, Holly J., AIRIE Program, Department of Geosciences, Colorado State University, Fort Collins, CO 80523-1482, USA, and Geological Survey of Norway, Trondheim, N-7491, Norway and HUARD, John J., College of Oceanic & Atmospheric Sciences, Oregon State University, 104 COAS Admin. Bldg, Corvallis, OR 97331, sshaver@sewanee.edu, sshaver@sewanee.edu

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PATTERNS IN THE COPPER ISOTOPIC COMPOSITION OF MINERALS IN PORPHYRY COPPER DEPOSITS IN SOUTHWESTERN UNITED STATES

DENDAS, Molly, Department of Geology, University of Arizona, 6770 E Carondelet Dr, Tucson, AZ 85710, MATHUR, Ryan, Department of Geology, Juniata College, 1700 Moore Street, Huntingdon, PA 16652 and TITLEY, Spencer, Department of Geoscience, University of Arizona, Gould-Simpson Building #77, 1040 E 4th St, Tucson, AZ 85721, mdendas@email.arizona.edu, mdendas@email.arizona.edu

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MINERALIZATION WITHIN THE DONG GOU PORPHYRY MOLYBDENUM DEPOSIT, EASTERN QINLING MOUNTAINS, HENAN, CHINA

STORM, Lauren¹, FRIEHAUF, Kurt¹, YUAN, Zhenlei², XIAO, Ping³ and MOOREHEAD, Anthony¹, (1)Dept. Physical Sciences, Kutztown University, Kutztown, PA 19530, (2)Henan Scientific Academy of Land & Resources, 41 Huanghe Road, Zhengzhou, Henan province, 450053, China, (3)China University of Mining and Technology, Beijing, 100083, China, lstor989@live.kutztown.edu, lstor989@live.kutztown.edu

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COMPOSITIONS OF MAGNETITE AND SULFIDES FROM BARREN AND MINERALIZED IOCG DEPOSITS IN THE EASTERN SUCCESSION OF THE MT ISA INLIER, AUSTRALIA

RUSK, Brian G.¹, OLIVER, Nicholas H.S.², ZHANG, Dexian², BROWN, Alex³, LILLY, Richard³ and JUNGMANN, Damian³, (1)School of Earth and Environmental Sciences, James Cook University, Townsville, QLD 4811, Australia, (2)School of Earth & Environmental Sciences, James Cook University, Townsville, 4811, Australia, (3)Xstrata Cu Exploration, 102 Oban Road, Mt Isa, 4825, Australia, brian.rusk@jcu.edu.au, brian.rusk@jcu.edu.au

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FIRST OCCURRENCE OF SILVER, GOLD AND PLATINUM IN THE YUCATÁN

HUTNIK, Joseph J., 3835 9th St. N #710W, Arlington, VA 22203, ALDRIDGE, David E., 201 Marina Dr. #204, Tuscaloosa, AL 35406, TSELEPIS, Cynthia M., Department of Geology, Miami University, Oxford, OH 45056 and KREKELER, Mark P.S., Department of Geology & Environmental Earth Science, Miami University-Hamilton, Hamilton, OH 45011, jhutnik@gmail.com, jhutnik@gmail.com

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TRACE ELEMENTS IN SULFIDES AND MAGNETITE FROM THE ERNEST HENRY IRON OXIDE-COPPER-GOLD DEPOSIT, AUSTRALIA

ZHANG, Dexian, School of Geosciences and Environmental Engineering, Central South University, Changsha, 410083, China, RUSK, Brian G., School of Earth and Environmental Sciences, James Cook University, Townsville, QLD 4811, Australia and OLIVER, Nicholas H.S., School of Earth & Environmental Sciences, James Cook University, Townsville, 4811, Australia, brian.rusk@jcu.edu.au, brian.rusk@jcu.edu.au

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PARAGENESIS OF THE PAROO FAULT, MOUNT ISA, QUEENSLAND, AUSTRALIA

LONG, Ryan D.¹, RUSK, Brian G.², BLENKINSOP, Thomas G.¹ and OLIVER, Nicholas H.S.¹, (1)School of Earth & Environmental Sciences, James Cook University, Townsville, 4811, Australia, (2)School of Earth and Environmental Sciences, James Cook University, Townsville, QLD 4811, Australia, brian.rusk@jcu.edu.au, brian.rusk@jcu.edu.au

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MAIN TYPES OF COPPER DEPOSITS IN THE REPUBLIC OF KAZAKHSTAN

DOLGOPOLOVA, Alla¹, SYUSYURA, Boris² and SELTMANN, Reimar¹, (1)Mineralogy, CERCAMS, Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom, (2)Mining & Economic Consulting Ltd, 28/17 Gabdullina Street, Almaty, 050013, Kazakhstan, allad@nhm.ac.uk, allad@nhm.ac.uk

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CARBON- AND NITROGEN ISOTOPE STRATIGRAPHY OF PHOSPHORITE- AND SEDEX-RELATED ROCKS OF THE CARBONIFEROUS-PERMIAN LISBURNE GROUP, NORTHERN ALASKA

JOHNSON, C.A., USGS, Box 25046, MS 963, Denver, CO 80225, DUMOULIN, Julie A., N/a, U.S. Geol Survey, 4210 University Dr, Anchorage, AK 99508, SLACK, John F., MS-954 National Ctr, US Geol Survey, 12201 Sunrise Valley Dr, Reston, VA 20192 and WHALEN, Michael T., Department of Geology and Geophysics, University of Alaska Fairbanks, P.O. Box 755780, Fairbanks, AK 99775, cjohnso@usgs.gov, cjohnso@usgs.gov

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QUEST FOR HIDDEN MINERAL RESOURCES: A GEOCHEMICAL APPROACH

GERMER, LeAnn M., Geology, Wayne State University, 0224 Old Main Bldg, Detroit, MI 48201 and VAN HEES, E.H., Geology, Wayne State University, Detroit, MI 48202, bb2473@wayne.edu, bb2473@wayne.edu

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GEOLOGIC ASSESSMENT OF UNDISCOVERED HYDROCARBON RESOURCES OF THE WESTERN OREGON AND WASHINGTON PROVINCE

BROWNFIELD, Michael E., U. S. Geological Survey, Denver, CO 80225, mbrownfield@usgs.gov, mbrownfield@usgs.gov

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HISTORY OF HIGH-GRADE IRON ORE MINING IN NORTH AMERICA - IS THERE A FUTURE?

BROWN, Philip, Dept of Geoscience, University of Wisconsin, 1215 W. Dayton St, Madison, WI 53706-1692, pbrown@geology.wisc.edu, pbrown@geology.wisc.edu

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THE MINERS' & FARMERS' JOURNAL, CHARLOTTE, NC: INFORMATION AND TECHNOLOGY EXCHANGE IN THE SOUTHERN GOLD RUSH, 1830 – 1835

SMITH, Michael S., Department of Geography and Geology, University of North Carolina Wilmington, 601 South College Road, Wilmington, NC 28403, smithms@uncw.edu, smithms@uncw.edu

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NATURE AND ORIGIN OF THE SIERRA MOJADA NON-SULFIDE ZN DEPOSITS, COAHUILA, MEXICO

AHN, Hyein¹, KYLE, J. Richard¹, GILG, H. Albert² and KOLVOORD, Roger³, (1)Dept. of Geological Sciences, Jackson School of Geosciences, Univ. of Texas at Austin, 1 University Station, C1100, Austin, TX 78712, (2)Engineering Geology, Technische Universitaet Muenchen, Arcisstr. 21, Munich, 80333, Germany, (3)Metalline Mining, 1330 E. Margaret Ave, Coeur d'Alene, ID 83815, hyein.ahn@mail.utexas.edu, hyein.ahn@mail.utexas.edu

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REDISCOVERING SOUTHEAST MISSOURI MISSISSIPPI VALLEY-TYPE PB-ZN DEPOSITS: THE COBALT-NICKEL ENRICHED HIGDON DEPOSIT, MADISON AND PERRY COUNTIES

PARRA, Luis A.¹, CHILDERS, George A.², FIFAREK, Richard H.¹, GUILLEMETTE, Renald N.³, PALMER, Jim R.² and TAYLOR, Donald R.², (1)Department of Geology, Southern Illinois University, Carbondale, IL 62901, (2)Department of Geology, Southeast Missouri Mining and Milling Division, Doe Run Co, P. O. Box 500, Viburnum, MO 65566, (3)Department of Geology and Geophysics, Texas A&M University, College Station, TX 77843, lparrayv@gmail.com, lparrayv@gmail.com

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ORIGIN OF THE LATE AURIFEROUS BARITE-BASE METAL SULFIDE AND GOETHITE-HEMATITE STAGES AT THE SUMMITVILLE HIGH-SULFIDATION CU-AU-AG DEPOSIT, COLORADO

RUSSIN, Teresa Z., Quaternary Resource Investigations, L.L.C, 13588 Florida Blvd, Baton Rouge, LA 70819 and FIFAREK, Richard H., Department of Geology, Southern Illinois University, Carbondale, IL 62901-4324, terrirussin@yahoo.com, terrirussin@yahoo.com

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CHARACTERIZING ANCIENT HYDROTHERMAL SYSTEMS OF SEVENMILE HOLE IN THE GRAND CANYON OF THE YELLOWSTONE RIVER, YELLOWSTONE NATIONAL PARK, WITH MINERALOGY, STABLE ISOTOPES, AND FLUID INCLUSIONS

PHILLIPS, Allison R.¹, LARSON, Peter¹ and JOHN, David A.², (1)School of Earth and Environmental Science, Washington State University, Pullman, WA 99164, (2)U.S. Geological Survey, 345 Middlefield Rd. MS-901, Menlo Park, CA 94025, alliephillips5@gmail.com, alliephillips5@gmail.com

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ICELAND DEEP DRILLING PROJECT (IDDP): STABLE ISOTOPES AS A TRACER OF FLUID SOURCE AND EVOLUTION IN THE KRAFLA GEOTHERMAL SYSTEM

POPE, Emily C., Geological and Environmental Sciences, Stanford University, 450 Serra Mall, Bldg. 320 - Braun Hall, Stanford, CA 94305-2115, BIRD, Dennis K., Geological and Environmental Sciences, Stanford University, Stanford, CA 94305-2115, ARNÓRSSON, Stefán, Science Institute, University of Iceland, Dunhagi 3, 107, Reykjavik, Iceland, FRIDRIKSSON, Thráinn, ISOR, Iceland GeoSurvey, Grensasvegur 9, 108, Reykjavik, Iceland, ELDERS, Wilfred A., Department of Earth Sciences, University of California, Riverside, CA 92521-0423 and FRIDLEIFSSON, Gudmundur Ó., HS-Orka, Ltd, Brekkustigur 36, 260, Reykjanesbaer, Iceland, ecpope@stanford.edu, ecpope@stanford.edu