2005 Salt Lake City Annual Meeting (October 16–19, 2005)

Session No. 235
Wednesday, 19 October 2005: 1:30 PM-5:30 PM

Economic Geology II

 

Jeff L. Mauk, Chair
Paper #
Start Time
1
1:30 PM
RING ZONING OF THE NEOGENE GOLD AND COPPER METALLOGENY IN THE METALIFERI MTS., ROMANIA
POPESCU, Gheorghe C. and NEACSU, Antonela G., Department of Mineralogy, University of Bucharest, Bd. N. Balcescu, 1, Bucharest, RO-701111, Romania, ghpop@geo.edu.ro, ghpop@geo.edu.ro
2
1:45 PM
COMPARATIVE THERMAL, EXHUMATION AND PRESERVATION HISTORIES OF PORPHYRY CU-MO-AU DEPOSITS IN THE ANDEAN, TETHYAN AND INDOPACIFIC MAGMATIC ARCS
MCINNES, Brent I.A.1, EVANS, Noreen J.1, FU, Frank Q.2, GARWIN, Steve3, BERTENS, Alfredo4 and GRIFFIN, William L.5, (1)CSIRO Exploration and Mining, PO Box 1130, Bentley, WA 6151, Australia, (2)School of Geosciences, University of Sydney, Sydney, NSW 2006, Australia, (3)Geoinformatics Exploration Australia, West Perth, 6005, Australia, (4)GCEX, CODELCO-Chile, Santiago, 1270, Chile, (5)GEMOC Key Centre, Macquarie University, NSW 2109, Australia, Brent.McInnes@csiro.au, Brent.McInnes@csiro.au
3
2:00 PM
IOCG STYLE ALTERATION AND MINERALIZATION AT THE SAN FERNANDO PROSPECT, BAJA CALIFORNIA NORTE, MEXICO
LOPEZ, Gloria1, GUTIERREZ, Ronald1, SHIN, Ho Cheol1, HITZMAN, Murray W.2 and CRUISE, Mark3, (1)Dept. Geology & Geological Engineering, Colorado School of Mines, Golden, CO 80401, (2)Chair, National Research Council Committ on Induced Seismicity Potential and Dept. Geology & Geological Engineering, Colorado School of Mines, Golden, CO 80401, (3)Cardero Resource Corporation, 1901-1177 W. Hastings Street, Vancouver, BC V6E 2K3, Canada, gplopezo@mines.edu, gplopezo@mines.edu
4
2:15 PM
AMARGOSA PROSPECT, BAJA CALIFORNIA NORTE, MEXICO: INTENSE REGIONAL METASOMATISM AS A RESULT OF IOCG-STYLE ALTERATION
MACINTYRE, Timothy J.1, ECKBERG, Eric1, MORGAN, Catherine1, ENNS, Steve2, CRUISE, Mark3 and HITZMAN, Murray4, (1)Department of Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401, (2)Independent Consultant, Vancouver, BC V6E 2K3, Canada, (3)Cardero Resource Corporation, 1901-1177 W. Hastings Street, Vancouver, BC V6E 2K3, Canada, (4)Geology and Geological Engineering, Colorado School of Mines, 1500 Illinois Street, Golden, CO 80401, tmacinty@mines.edu, tmacinty@mines.edu
5
2:30 PM
ARCHAEAN IOCG DEPOSIT IN A FLUIDIZED DILATIONAL JOG (CHIBOUGAMAU, ABITIBI, CANADA)
FURIC, Renan R., Sciences de la Terre et de l'atmosphere, UQAM, CP 8888 Centre Ville, Montreal, QC H3C3P8, Canada and JEBRAK, Michel, Univ Quebec - Montreal, CP 8888 - Succ Centre Ville, Montreal, QC H3C 3P8, Canada, furic.renan@courrier.uqam.ca, furic.renan@courrier.uqam.ca
 
2:45 PM
Break
6
3:00 PM
THE SEARCHLIGHT DISTRICT, NEVADA; OXIDIZED, BUT WHEN?
LUDINGTON, Steve1, CASTOR, Stephen B.2, FAULDS, James E.2 and FLYNN, Kathryn S.3, (1)U.S. Geological Survey, Menlo Park, CA 94025, (2)Nevada Bureau of Mines and Geology, University of Nevada Reno, Reno, NV 89557, (3)U.S. Geological Survey, MS 901, 345 Middlefield Road, Menlo Park, CA 94025, slud@usgs.gov, slud@usgs.gov
7
3:15 PM
GEOCHEMICAL AND ISOTOPIC COMPOSITIONS OF THE MID-CRETACEOUS FORT KNOX AND ASSOCIATED PLUTONS, FAIRBANKS, ALASKA: IMPLICATIONS FOR INTRUSION-RELATED GOLD SYSTEMS
HAYNES, E.A., Colorado School of Mines, Golden, CO 80401, FODOR, R.V., North Carolina State Univ, Raleigh, NC 27695, COLEMAN, D.S., University of North Carolina, Chapel Hill, NC 27599, GOLDFARB, R.J., U.S. Geological Survey, Denver, CO 80225 and JENSEN, P., Fairbanks Gold Mining Inc, Fairbanks, AK 99707, carbonatite@yahoo.com, carbonatite@yahoo.com
8
3:30 PM
SE-RICH PRECIOUS METAL DEPOSITS AND THE SIGNIFICANCE OF SE IN SINTER, NORTHERN GREAT BASIN
VIKRE, Peter G., U.S. Geol Survey, Mail Stop 176, University of Nevada, Reno, Reno, NV 89557, pvikre@usgs.gov, pvikre@usgs.gov
9
3:45 PM
THE BM37 SHOOT OF THE KARANGAHAKE AU-AG DEPOSIT, NEW ZEALAND: A BONANZA SHOOT IN AN ADULARIA-SERICITE EPITHERMAL OREBODY
MAUK, J.L., Geology Department, The Univ of Auckland, Private Bag 92019, Auckland and SIMPSON, Mark P., Dept. of Geology, Univ of Auckland, Private Bag 92019, Auckland, j.mauk@auckland.ac.nz, j.mauk@auckland.ac.nz
10
4:00 PM
EXPERIMENTAL AND FIELD INVESTIGATIONS IN SEARCH OF BIOSIGNATURES IN EARLY PROTEROZOIC MANGANESE DEPOSITS
SCHELBLE, Rachel T.1, HALL, James A.2, VAN DER LINDE, Gert P.L.3, NEALSON, Kenneth H.4 and STEELE, Andrew2, (1)Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089-0740, (2)Geophysical Laboratory, Carnegie Institution of Washington, 5251 Broad Branch Road NW, Washington, DC 20015, (3)Hotazel Manganese Mines (Operated by BHP Billiton), P.O. Box 1, Hotazel, 8490, South Africa, (4)Department of Earth Science, University of Southern California, Los Angeles, CA 90089, rachels@earth.usc.edu, rachels@earth.usc.edu
11
4:15 PM
KYANITE QUARTZITES IN THE PIEDMONT PROVINCE OF VIRGINIA: EVIDENCE FOR PROTOLITH PRODUCTION IN A HIGH-SULFIDATION (ADVANCED ARGILLIC) HYDROTHERMAL SYSTEM
OWENS, Brent E., Department of Geology, College of William & Mary, Williamsburg, VA 23187 and PASEK, Matthew A., Department of Planetary Sciences, University of Arizona, Tucson, AZ 85721, beowen@wm.edu, beowen@wm.edu
12
4:30 PM
PLATINUM GROUP ELEMENT MINERALIZATION OF THE MESOPROTEROZOIC MIDCONTINENT RIFT, NORTHWESTERN ONTARIO, CANADA
HOLLINGS, Peter1, HART, Thomas R.2, HEGGIE, Geoffrey1 and MACDONALD, C.A.2, (1)Department of Geology, Lakehead University, 955 Oliver Road, Thunder Bay, ON P7B 5E1, (2)Precambrian Geoscience Section, Ontario Geological Survey, 933 Ramsey Lake Road, Sudbury, ON P3E6B5, peter.hollings@lakeheadu.ca, peter.hollings@lakeheadu.ca
13
4:45 PM
COMPOSITION, TEMPERATURE, AND BEHAVIOR OF MINERALIZING BRINES IN THE TRI-STATE ZN-PB DISTRICT: CONTRIBUTIONS FROM FLUID INCLUSION ANALYSIS AND REACTIVE TRANSPORT MODELING
APPOLD, Martin Stephan1, STOFFELL, Barry2, CACHINE, Jamie1, MCCLEAN, Nicholas3 and WILKINSON, Jamie4, (1)Department of Geological Sciences, University of Missouri--Columbia, 101 Geological Sciences Bldg, Columbia, MO 65211, (2)Department of Earth Science and Engineering, Imperial College London, Exhibition Road, London, SW7 2AZ, United Kingdom, (3)Department of Geoscience, University of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242, (4)CODES, University of Tasmania, Private Bag 126, Hobart, 7001, Australia, appoldm@missouri.edu, appoldm@missouri.edu