2006 Philadelphia Annual Meeting (22–25 October 2006)
Session No. 149 Tuesday, 24 October 2006
1:30 PM-5:30 PM, Pennsylvania Convention Center: 104 A

Economic Geology

Brian G. Rusk and Nathan I. Chutas, Presiding
 Paper #Start Time
149-11:30 PM RELATION BETWEEN STRUCTURES AND GOLD MINERALIZATION IN NEOPROTEROZOIC GREENSTONES OF THE WERRI AREA, NORTHERN ETHIOPIA: ADMASSU, Yonathan1, FRIBERG, La Verne2, and HOLM, Daniel1, (1) Department of Geology, Kent State Univ, Kent, OH 44242, yadmassu@kent.edu, (2) Dept. of Geology, University of Akron, Akron, OH OH 44325-410
149-21:45 PM PB AND SR ISOTOPIC DISEQUILIBRIUM BETWEEN ORTHOPYROXENE AND PLAGIOCLASE IN THE CRITICAL ZONE, BUSHVELD, S. AFRICA: CHUTAS, Nathan I. and BOUDREAU, Alan E., Earth and Ocean Sciences, Duke University, 103 Old Chemistry Building, Box 90227, Duke University, Durham, NC 27708-0227, nc23@duke.edu
149-32:00 PM ORE CONTROLS FOR THE DEEP MLZ CU-AU SKARN DEPOSIT, ERTSBERG DISTRICT, PAPUA, INDONESIA: GANDLER, Laurel M., Dept. of Geological Sciences, Jackson School of Geosciences, Univ. of Texas at Austin, 1 University Station, C1100, Austin, TX 78712, lmduncan@mail.utexas.edu and KYLE, J. Richard, Department of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, 1 University Station, C1100, Austin, TX 78712
149-42:15 PM SOURCES AND SPATIAL AND TEMPORAL VARIATIONS OF S, O, AND H ISOTOPES IN THE ERTSBERG STOCKWORK ZONE, ERTSBERG MINING DISTRICT, WEST PAPUA, INDONESIA: PORTER, John P., Department of Geology and Geophysics, University of Utah, 135 South 1460 East Room 719, Salt Lake City, UT 84112-0111, porter.jp@gmail.com, GIBBINS, Stacie L., Geoscience, University of Arizona, Gould-Simpson Building, Tucson, AZ 85721, and TITLEY, Spencer R., Department of Geosciences, University of Arizona, Tucson, AZ 85721
149-52:30 PM HYDROTHERMAL ALTERATION AND MINERALIZATION OF THE DEEP GRASBERG PORPHYRY CU-AU DEPOSIT, PAPUA, INDONESIA: BALINE, Lorraine M. and KYLE, J. Richard, Department of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, 1 University Station, C1100, Austin, TX 78712, lmbaline@gmail.com
149-62:45 PM THE BULLFROG MINE, NEVADA - GOLD, BITUMEN, AND FLUID EVOLUTION: CASTOR, Stephen B., Nevada Bureau of Mines and Geology, University of Nevada Reno, Reno, NV 89557, scastor@unr.edu and AREHART, Greg, Geological Sciences, Univ of Nevada, Reno, Geology/MS-172, Reno, NV 89557
149-73:00 PM SHRIMP U-PB GEOCHRONOLOGY OF HYDROTHERMAL MONAZITE IN CO-CU-AU ORES OF THE BLACKBIRD DISTRICT, IDAHO: SLACK, John F., U.S. Geol Survey, National Center, MS 954, Reston, VA 20192, jfslack@usgs.gov, ALEINIKOFF, J.N., U.S. Geol Survey, Mail Stop 964, Denver Federal Center, Denver, CO 80225, and FANNING, C. Mark, Research School of Earth Sciences, Australian National Univ, Canberra, ACT 0200, Australia
 3:15 PM Break
149-83:30 PM GEOLOGY AND GEOCHRONOLOGY OF THE TOKI CLUSTER: CHUQUICAMATA DISTRICT NORTHERN CHILE: BARRA, Fernando1, HIDALGO, Eduardo2, VALENCIA, Victor1, PARDO, Ruben3, and RUIZ, Joaquin1, (1) Department of Geosciences, Univ of Arizona, Tucson, AZ 85721, fbarra@email.arizona.edu, (2) Departamento de Ciencias Geologicas, Universidad Catolica del Norte, Antofagasta, Chile, (3) Gerencia de Exploraciones, CODELCO-CHILE, Santiago, Chile
149-93:45 PM IN THE "WAKE" OF MIGRATED EXTENSION: THE TIMING OF ORE FORMATION IN ACTIVELY EVOLVING STRIKE-SLIP FAULT SYSTEMS: BERGER, Byron R., U.S. Geol Survey, Federal Center MS964, Denver, CO 80225-0046, bberger@usgs.gov
149-104:00 PM MODELING STRUCTURAL CONTROL OF GOLD MINERALIZATION AT THE FLORIDA CANYON EPITHERMAL GOLD DEPOSIT, NEVADA: A 3-D GIS APPROACH: SAMAL, Abani, GEOLOGY Department, Southern Illinois University Carbondale, Carbondale, IL 62901, arsamal@yahoo.com and FIFAREK, Richard, GEOLOGY Department, Southern Illinois University, Carbondale, IL 62901
149-114:15 PM REGIONAL ALTERATION IN THE EL ESPINO IRON OXIDE COPPER GOLD DISTRICT, COASTAL CORDILLERA OF NORTHERN CHILE: LOPEZ-ORREGO, Gloria1, VAN TREEK, Glen2, TRAVISANY, Vinicio2, HITZMAN, Murray1, NELSON, Eric1, and RICHARD, Mike2, (1) Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, gplopezo@mines.edu, (2) Minera Teck Cominco Chile Ltda, Enrique Foster Sur 372, Las Condes, Santiago
149-124:30 PM A DOMINANT EVOLVED-METEORIC WATER COMPONENT IN THE GENESIS OF NATIVE COPPER LODES, KEWEENAW PENINSULA, NORTHERN MICHIGAN: BROWN, Alex C., Dept. of Civil, Geological and Mining Eng, École Polytechnique de Montréal, P.O. Box 6079, Sta. Centre-Ville, Montreal, QC H3C 3A7 Canada, acbrown@polymtl.ca
149-134:45 PM FROM PETROLEUM TO DIAMONDS - SOIL GAS HYDROCARBONS - A DUAL PURPOSE GEOCHEMICAL TOOL IN EXPLORATION: SUTHERLAND, Dale A. and HOFFMAN, Eric, Activation Laboratories Ltd, 1336 Sandhill Dr, Ancaster, ON L9G 4V5, Canada, dalesutherland@actlabsint.com

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