T188 Great Basin Tectonics and Metallogeny

Tuesday, 18 October 2005
1:30 PM - 5:30 PM

Presentations

• 1:35 PM
  GEOTECTONIC EVOLUTION OF THE GREAT BASIN AND METALLOGENY
  William R. Dickinson, Univ of Arizona, Tucson, AZ
  92959 (Technical Sessions)
• 1:55 PM
  GREAT BASIN METALLOGENY: INTERPLAY OF TECTONIC EVENTS, BASEMENT FAULTS, PERMEABILITY, DIVERSE FLUIDS, ROCK BUFFERS, & PHYSICOCHEMICAL TRAPS
  Albert H. Hofstra, U.S. Geological Survey, Denver, CO
  93853 (Technical Sessions)
• 2:15 PM
  MAJOR CRUSTAL FAULT ZONES TREND OBLIQUELY TO MINERAL BELTS IN THE GREAT BASIN
  Brian D. Rodriguez, U. S. Geological Survey, Denver, CO and Jackie M. Williams, U. S. Geological Survey, Denver, CO
  91733 (Technical Sessions)
• 2:30 PM
  LINKS BETWEEN DEVONIAN BASIN ARCHITECTURE AND GOLD MINERALIZATION, NORTH-CENTRAL NEVADA: AN UNDERVALUED TECTONIC CONTROL?
  Poul Emsbo, U.S. Geological Survey, Denver, CO and Jared R. Morrow, Univ of Northern Colorado, Greeley, CO
  97251 (Technical Sessions)
• 2:45 PM
  ROLE OF LOW-ANGLE TO BEDDING-PARALLEL FAULTS IN LOCALIZING CARLIN-TYPE GOLD, NORTHERN NEVADA
  C.J. Nutt, U.S. Geological Survey, Denver, CO and C.H. Thorman, CTGS Intl., Inc, Lakewood, CO
  91613 (Technical Sessions)
• 3:15 PM
  LATE EOCENE TECTONISM AND MAGMATISM IN THE GREAT BASIN, USA, AND THE DEVELOPMENT OF PORPHYRY-RELATED, POLYMETALLIC VEIN, DISTAL DISSEMINATED, AND CARLIN-TYPE DEPOSITS
  Marcus K. Johnston, Victoria Resources US Inc, Elko, NV
  91111 (Technical Sessions)
• 3:30 PM
  PALEOTHERMAL ANOMALIES, LARGE SCALE CONVECTION OF GEOTHERMAL FLUID, AND THE RELATIVE TIMING OF DEPOSITION OF GOLD IN THE CARLIN-TYPE DEPOSITS OF NORTHERN NEVADA (U.S.A.)
  R.M. Tosdal, University of British Columbia, Vancouver, BC and K.A. Hickey, University of British Columbia, Vancouver, BC and J.A. Lubben, Placer Dome Exploration Inc, Reno, NV and J.S. Cline, UNLV, Las Vegas, NV
  92777 (Technical Sessions)
• 3:45 PM
  THE UPPER CRUST LAID ON ITS SIDE—TECTONIC IMPLICATIONS OF STEEPLY TILTED CRUSTAL SLABS FOR EXTENSION IN THE BASIN AND RANGE
  Keith Howard, U.S. Geological Survey, Menlo Park, CA
  93744 (Technical Sessions)
• 4:15 PM
  LATE CENOZOIC LANDSCAPE EVOLUTION IN NORTHEASTERN NEVADA AND ITS PREDICTIVE IMPLICATIONS FOR MINERAL DEPOSITS AND GROUND WATER
  Alan R. Wallace, US Geol Survey, Reno, NV
  94227 (Technical Sessions)
• 4:30 PM
  A RELATIONAL DATABASE FOR MIOCENE TO HOLOCENE IGNEOUS ROCKS OF THE GREAT BASIN, WESTERN USA: IMPLICATIONS FOR PETROGENESIS AND MINERAL DEPOSIT RESEARCH
  Douglas B. Yager, U.S. Geol Survey, Denver, CO and Alan R. Wallace, US Geol Survey, Reno, NV and David John, U.S. Geological Survey, Menlo Park, CA
  96070 (Technical Sessions)
• 4:45 PM
  EPITHERMAL GOLD-SILVER DEPOSITS ASSOCIATED WITH NEOGENE BIMODAL MAGMATISM IN THE NORTHERN GREAT BASIN
  David John, U.S. Geological Survey, Menlo Park, CA and Alan R. Wallace, US Geol Survey, Reno, NV and Mark F. Coolbaugh, University of Nevada, Reno, Reno, NV
  93052 (Technical Sessions)
• 5:00 PM
  STEAM-HEATED ALTERATION AT THE FLORIDA CANYON EPITHERMAL GOLD DEPOSIT, NEVADA: ASSEMBLAGES, TIMING AND POSSIBLE FLUID SOURCES
  Abani R. Samal, Southern Illinois University, Carbondale, Carbondale, IL and Richard H. Fifarek, Southern Illinois University at Carbondale, Carbondale, IL and Robert E. Thomason, Winnemucca, NV
  97451 (Technical Sessions)