2009 Portland GSA Annual Meeting (18-21 October 2009)
Session No. 1 Sunday, 18 October 2009
8:00 AM-12:00 PM, Oregon Convention Center: D137/138

Economic Geology I: Copper and Gold Transport in Crustal Fluids: New Advances from Field, Experimental, and Theoretical Studies; Magmatic Sulfide Ores; Porphyry Cu-Mo Ores; S Isotopes

Jamie J. Wilkinson, Anthony C. Harris and James D. Webster, Presiding
 Paper #Start Time
 8:00 AM Introductory Remarks
1-18:05 AM COPPER AND GOLD IN PORPHYRY ORE FLUIDS: WILKINSON, Jamie1, WILKINSON, Clara1, and VRY, Victoria H.2, (1) CODES, University of Tasmania, Private Bag 126, Hobart, 7001, Australia, j.j.wilkinson@utas.edu.au, (2) Department of Earth Science and Engineering, Imperial College London, Exhibition Road, London, SW7 2AZ, United Kingdom
1-28:20 AM THE ROLE OF S AND CL IN THE EXSOLUTION AND EVOLUTION OF MAGMATIC-HYDROTHERMAL FLUIDS AND SUBSEQUENT ORE-METAL TRANSPORT: WEBSTER, James D., Earth and Planetary Sciences, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024-5192, jdw@amnh.org
1-38:35 AM IMPACT OF SULFUR ON GOLD AND COPPER TRANSPORT AND FRACTIONATION IN VAPOR-BRINE SYSTEMS: INSIGHTS FROM IN SITU EXPERIMENTS AND PHYSICAL-CHEMICAL MODELING: POKROVSKI, Gleb S., Laboratoire des Mecanismes et Transferts en Geologie, LMTG, CNRS-University of Toulouse, LMTG, 14 avenue Edouard Belin, Toulouse 31400 France, pokrovsk@lmtg.obs-mip.fr
1-48:50 AM X-RAY ABSORPTION SPECTROSCOPY UP TO 700°C: DECOUPLING OF CU FROM OTHER METAL-CHLORIDE COMPLEXES: HARRIS, Anthony C., ARC Centre of Excellence in Ore Deposits, University of Tasmania, Private Bag 79, Hobart, 7001, Australia, A.Harris@utas.edu.au, BERRY, Andrew J., Department of Earth Science and Engineering, Imperial College, South Kensington, London, SW7 2AZ, United Kingdom, NEWVILLE, Matt, Consortium for Advanced Radiation Sources, University of Chicago, Argonne, IL 60439, and SUTTON, Stephen R., CARS, University of Chicago, Buldg 434A, APS, 9700 S.Cass Ave, Argonne, IL 60439
1-59:05 AM SEEKING THE MISSING ANIONIC SPECIES IN LOW SALINITY CU-RICH FLUIDS FROM MAGMATIC-HYDROTHERMAL SYSTEMS: WILKINSON, Clara C.1, WILKINSON, Jamie J.2, RYAN, Chris G.3, LAIRD, Jamie S.3, MERNAGH, Terry P.4, RUSK, Brian G.5, and JEFFRIES, Teresa E.6, (1) CODES, University of Tasmania, Private Bag 126, Hobart, TAS 7001, Australia, clara.wilkinson@utas.edu.au, (2) Department of Earth Science and Engineering, Imperial College London, London, SW7 2AZ, United Kingdom, (3) CSIRO Exploration and Mining, School of Physics, University of Melbourne, Melbourne, VIC 3010, Australia, (4) Geoscience Australia, GPO Box 378, Canberra, ACT 2601, Australia, (5) School of Earth and Environmental Sciences, James Cook University, Townsville, QLD 4811, Australia, (6) Department of Mineralogy, The Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom
1-69:20 AM COPPER TRANSPORT IN CO2-RICH FLUIDS – EVIDENCE FROM FLUID INCLUSIONS IN VOLCANIC ROCK-HOSTED MASSIVE SULFIDE, SANDSTONE-HOSTED, AND SKARN-PORPHYRY CU DEPOSITS: CHI, Guoxiang, Geology, University of Regia, Regina, SK S4S 0A2, Canada, guoxiang.chi@uregina.ca, XUE, Chunji, State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Beijing, 100083, China, and LAI, Jianqing, School of Geoscience and Environmental Engineering, Central South University, Changsha, 410083
 9:35 AM Discussion
 9:45 AM Break
1-710:00 AM GOLD AND COPPER PARTITIONING IN SULFUR-BEARING VAPOR-BRINE-MELT SYSTEMS AT 800 °C AND 100 MPA: FRANK, Mark R.1, SIMON, Adam2, PETTKE, Thomas3, CANDELA, Philip4, PICCOLI, Philip4, and HEINRICH, Christoph5, (1) Department of Geology and Environmental Geosciences, Northern Illinois University, Davis Hall, Room 312, DeKalb, IL 60115, mfrank@niu.edu, (2) Department of Geoscience, University of Nevada, Las Vegas, 4505 Maryland Pkwy, Las Vegas, NV 89154-4010, (3) Institute of Geological Sciences, University of Bern, Baltzerstrasse 1+3, Bern, CH-3012, Switzerland, (4) Department of Geology, University of Maryland, College Park, College Park, MD 20742, (5) Isotope Geochemistry and Mineral Resources, Federal Institute of Technology, ETH Zentrum NO, CH-8092, Zürich, Switzerland
1-810:15 AM EXPERIMENTAL INVESTIGATION OF GOLD SOLUBILITY IN HIGH-TEMPERATURE VAPORS: THE KEY ROLE OF ALKALI METALS IN EFFICIENT GOLD TRANSFER: ZAJACZ, Zoltan1, CANDELA, Philip1, PICCOLI, Philip1, SEO, Jung Hun2, GUILLONG, Marcel2, and HEINRICH, Christoph2, (1) Department of Geology, University of Maryland, College Park, College Park, MD 20742, zajacz@umd.edu, (2) Institute of Isotope Geochemistry and Mineral Resources, ETH Zurich, Zurich, 8092, Switzerland
1-910:30 AM THE LEON PROPERTY: MOLYBDENUM-COPPER-SILVER-GOLD MINERALIZATION IN DECAPITATED ROOT ZONE OF THE EL CRESTON MINERAL DEPOSIT, SONORA, MEXICO: NOURSE, Jonathan A., Geological Sciences Department, Cal Poly Pomona University, Pomona, CA 91768, janourse@csupomona.edu and IRWIN, James J., Colibri Resource Corporation, 803-1720 Balsam Street, Vancouver, BC V6K3M2, Canada
1-1010:45 AM A SOIL GEOCHEMISTRY ORIENTATION STUDY OVER THE GIANT PEBBLE CU-AU-MO PORPHYRY DEPOSIT, ALASKA: SMITH, Steven M., EPPINGER, Robert G., KELLEY, Karen D., and FEY, David L., U.S. Geol Survey, Denver Federal Center, MS 973, Denver, CO 80225, smsmith@usgs.gov
1-1111:00 AM ORIGIN OF PLATINUM GROUP ELEMENT MINERALIZATIONS IN SULFIDE-ABSENT AND SULFIDE-PRESENT ALASKAN-TYPE COMPLEXES: THAKURTA, Joyashish1, RIPLEY, Edward M.2, and LI, Chusi2, (1) Department of Geological Sciences, Ohio University, 316 Clippinger Laboratories, Athens, OH 45701, jthakurta@gmail.com, (2) Department of Geological Sciences, Indiana Univ, 1001 East 10th St, Bloomington, IN 47405
1-1211:15 AM SULFUR ISOTOPE CONSTRAINTS FOR A DYNAMIC MAGMATIC SULFIDE ORE DEPOSITION MODEL IN THE SILL-LIKE SOUTH KAWISHIWI INTRUSION OF THE DULUTH COMPLEX, MINNESOTA, USA: MOLNAR, Ferenc, Eötvös Loránd University, Budapest, Hungary, molnar@abyss.elte.hu, PETERSON, Dean M., Duluth Metals Limited, 306 W. Superior St, Duluth, MN 55802, AREHART, Greg B., Geological Sciences, Univ of Nevada, Reno, MS-172, Reno, NV 89557, arehart@unr.edu, POULSON, Simon, Geological Sciences and Engineering, University of Nevada-Reno, MS 172, Reno, NV 89557-0138, and HAUCK, Steven, Natural Resources Research Institute, University of Minnesota, Duluth, MN 12345
1-1311:30 AM THE PALEA KAVALA REDUCED INTRUSION-RELATED BI-TE-PB-SB±AU SYSTEM, NORTHEASTERN GREECE: MINERALOGICAL, FLUID INCLUSION, AND SULFUR ISOTOPE STUDIES: FORNADEL, Andrew P.1, SPRY, Paul G.1, VAVELIDIS, Michael2, MELFOS, Vasilios2, and VOUDOURIS, Panos3, (1) Geological and Atmospheric Sciences, Iowa State University, 253 Science I, Ames, IA 50011-3212, fornadel@iastate.edu, (2) Mineralogy, Petrology & Economic Geology, Aristotle University of Thessaloniki, Thessaloniki, 54124, Greece, (3) Mineralogy-Petrology, University of Athens, Athens, 15784, Greece
 11:45 AM Discussion II; & Concluding Remarks

Back to the 2009 Portland GSA Annual Meeting (18-21 October 2009)
General Information for this Meeting