T126 Ore Genesis in Extensional Tectonic Environments

Monday, 23 September 2024
1:30 PM - 5:30 PM
207C

Presentations

• 1:35 PM
  ON THE EMPLACEMENT OF EPIGENETIC METALLIFEROUS HYDROTHERMAL MINERALIZATION IN EXTENSIONAL BASINS: TECTONIC STRESS AND KINEMATIC CONSTRAINTS
  Folarin Kolawole, Columbia University, New York, NY
  404437 (Technical Sessions)
• 1:55 PM
  A REGIONAL (>3000 KM2) DETACHMENT FAULT ROOTED IN AN UPPER PALEOZOIC ARGILLACEOUS DUCTILE UNIT: A STRATIGRAPHIC CONDUIT FOR ~200°C ORE-FORMING HYDROTHERMAL FLUIDS IN THE SHALLOW CRUST, GREAT BASIN, NEVADA
  Robert Francis, California State Univ Long Beach, Long Beach, CA and Charles T. Walker, California State Univ Long Beach, Long Beach, CA and Gregory Holk, California State Univ Long Beach, Long Beach, CA
  403740 (Technical Sessions)
• 2:10 PM
  A MASSIVE METEORIC-HYDROTHERMAL SYSTEM RELATED TO EOCENE CRUSTAL EXTENSION OF THE SOUTHERN CANADIAN CORDILLERA: ONE OF THE LARGEST IN THE GEOLOGIC RECORD
  Gregory Holk, California State Univ Long Beach, Long Beach, CA
  402970 (Technical Sessions)
• 2:40 PM
  HYDROTHERMAL IRON IN THE SANTORINI CALDERA – INSIGHTS FROM IRON SPECIATION AND IMPLICATIONS FOR ANCIENT BANDED IRON FORMATIONS
  Christopher Jones, Edmond, OK and Steffen Kutterolf, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel and Thomas Ronge, Texas A&M University, College Station, TX and Timothy Lyons, University of California Riverside, Riverside, CA and Expedition 398 Scientists, College Station, TX and Sofia Della Sala, University of Oxford, Oxford and Paraskevi Polymenakou, Hellenic Centre for Marine Research, Heraklion, Crete and Stephanos Kilias, National & Kapodistrian University of Athens, Athens, Attica and Tatiana Fernández Pérez, Kent State University, Kent, OH and Kumar Batuk Joshi, National Center for Earth Science Studies, Thiruvananthapuram, Kerala and Molly C. McCanta, University of Tennessee, Knoxville, TN and Alexis Bernard, Université de Pau et des Pays de l'Adour, Pau, Pyrénées-Atlantiques and Timothy Druitt, Université Clermont Auvergne, Clermont-Ferrand
  404723 (Technical Sessions)
• 3:40 PM
  MINERAL DEPOSITS OF THE 1.1 GA MIDCONTINENT RIFT SYSTEM
  Laurel Woodruff, St. Paul, MN and Suzanne W. Nicholson, U.S. Geological Survey, Reston, VA and Connie L. Dicken, Reston, VA and Klaus J. Schulz, Reston, VA
  403964 (Technical Sessions)
• 4:00 PM
  MOLYBDENITE SPHERULES IN NA-AL-F-RICH MELT, CAVE PEAK PORPHYRY MO DEPOSIT, TRANS-PECOS TEXAS: EVIDENCE FOR GROWTH AND PHYSICAL TRANSPORT OF METAL SULFIDES IN MAGMATIC SYSTEMS
  Mert Ugurhan, The University of Texas at Austin, Austin, TX and J. Richard Kyle, The University of Texas at Austin, Austin, TX and J. Richard Kyle, The University of Texas at Austin, Austin, TX and Brent Elliott, The University of Texas at Austin, Austin, TX and David R. Edey, The University of Texas at Austin, Austin, TX and H.J. Stein, Colorado State University, 0316 Oslo
  402314 (Technical Sessions)
• 4:15 PM
  CRITICAL MINERAL POTENTIAL OF ULTRAMAFIC LAMPROPHYRES ASSOCIATED WITH THE REELFOOT RIFT, WESTERN KENTUCKY
  Georgina Lukoczki, University of Kentucky, Lexington, KY and Zachary Walton, University of Kentucky, Lexington, KY and Craig Dietsch, University of Cincinnati, Cincinnati, OH and Xinyue Xu, University of Alberta, Edmonton, AB and Matthew Steele-Macinnis, University of Alberta, Edmonton, AB
  403284 (Technical Sessions)
• 4:30 PM
  THE HUTSON NORTH INTRUSION, WESTERN KENTUCKY: COMPLICATING THE PIPE DREAM OF CRITICAL MINERALS IN THE ILLINOIS-KENTUCKY FLUORSPAR DISTRICT
  Craig Dietsch, University of Cincinnati, Cincinnati, OH and Thomas Uhl, Department of Geosciences, Cincinnati, OH and Edit Kiraly, Kentucky Geological Survey, Lexington, KY
  405039 (Technical Sessions)
• 4:45 PM
  PETROLOGICAL AND GEOCHEMICAL ANALYSIS OF THE GRANT’S INTRUSIVE BRECCIA WITHIN HICK’S DOME, HARDIN COUNTY, ILLINOIS
  Aaron Beirl, Southern Illinois University, Carbondale, IL and Daniel Hummer, Southern Illinois University Carbondale, Carbondale, IL and Harvey Henson, Southern Illinois University, Carbondale, IL
  401808 (Technical Sessions)
• 5:00 PM
  STABLE ISOTOPE COMPOSITIONS OF MINERALS AT HICKS DOME, IL-KY FLUORSPAR DISTRICT, USA: IMPLICATIONS FOR REE+Y-HFSE-FLUORSPAR DEPOSIT GENESIS
  Julia McIntosh, Geology, Geophysics, and Geochemistry Science Center, Denver, CO and Craig A. Johnson, Geology, Geophysics, and Geochemistry Science Center, Denver, CO and Allen K. Andersen, Geology, Minerals, Energy, and Geophysics Science Center, Spokane, WA and Albert H. Hofstra, Geology, Geophysics, and Geochemistry Science Center, Denver, CO
  405550 (Technical Sessions)