T242 A Metal Rhythm: Understanding Cyclical Processes in Mineralization

Wednesday, 25 September 2019
8:00 AM - 12:00 PM
Room 126ABC, North Building

Presentations

• 8:05 AM
  EPISODIC HYDROTHERMAL PROCESSES IN AU-SB-W DEPOSITS OF THE STIBNITE DISTRICT, IDAHO, USA: THE VALUE OF IN-SITU TECHNIQUES
  Virginia Gillerman, Boise, ID and Mark Schmitz, Boise State University, Boise, ID and Christopher Dail, Midas Gold Idaho, Inc., Donnelly, ID
  340590 (Technical Sessions)
• 8:20 AM
  MULTIPLE POTASH-BEARING SALT CYCLES INCREASE THE OVERALL GRADE, THICKNESS AND TONNAGE OF MINABLE POTASH DEPOSITS
  Mark D. Cocker, GMEG, Tucson, AZ and Greta J. Orris, GMEG, Tucson, AZ
  332122 (Technical Sessions)
• 8:35 AM
  THE BONANZA GOLD ORES OF THE ALLEGHANY DISTRICT, CALIFORNIA
  Raymond M. Coveney, University of Missouri-Kansas City, Kansas City, MO and Raymond M. Coveney, MDPI Journals, Basel
  332040 (Technical Sessions)
• 9:05 AM
  DENDRITIC ORE MINERALS IN THE BUCKSKIN NATIONAL AND FIRE CREEK BONANZA-STYLE LOW-SULFIDATION EPITHERMAL DEPOSITS, NEVADA
  Tadsuda Taksavasu, Colorado School of Mines, Golden, CO and Thomas Monecke, Colorado School of Mines, Golden, CO and Erik R. Tharalson, Colorado School of Mines, Golden, CO
  333673 (Technical Sessions)
• 9:20 AM
  CHARACTERIZATION OF PALEOPROTEROZOIC STRUCTURES, AURIFEROUS QUARTZ VEINS, AND HOST ROCKS, FISHER PROPERTY, SEABEE GOLD OPERATION, SASKATCHEWAN, CANADA
  Courtney Onstad, Saskatoon, SK and Kevin Ansdell, University of Saskatchewan, Saskatoon, SK and Camille Partin, University of Saskatchewan, Saskatoon, SK and Anders Carlson, Vancouver, BC
  335222 (Technical Sessions)
• 9:50 AM
  LEAD AWAY FROM THE PORPHYRY: UNDERSTANDING THE SOURCE OF HYDROTHERMAL MINERALS IN THE QUESTA PORPHYRY MO DEPOSIT
  Kelsey Woody, UNC Chapel Hill, Chapel Hill, NC and Sean Gaynor, University of Geneva, Geneva and Joshua M. Rosera, UNC Chapel Hill, Chapel Hill, NC and D.S. Coleman, University of North Carolina at Chapel Hill, Chapel Hill, NC
  336192 (Technical Sessions)
• 10:05 AM
  NEW INSIGHTS INTO PORPHYRY ORE MINERALIZATION FROM HIGH-PRECISION CA-ID-TIMS ZIRCON GEOCHRONOLOGY
  Sean Gaynor, University of Geneva, Geneva and Joshua M. Rosera, UNC Chapel Hill, Chapel Hill, NC and Drew S. Coleman, University of North Carolina, Chapel Hill, NC and Urs Schaltegger, University of Geneva, Geneva, ND
  338553 (Technical Sessions)
• 10:20 AM
  TIMING THE ONSET OF VOLATILE-RICH, HIGH-SILICA MAGMATISM IN THE CENTRAL COLORADO MINERAL BELT: NEW INSIGHTS FROM CHEMICAL ABRASION ID-TIMS U/PB ZIRCON GEOCHRONOLOGY
  Joshua M. Rosera, University of North Carolina at Chapel Hill, Chapel Hill, NC and Drew Coleman, UNC Chapel Hill, Chapel Hill, NC and Sean Gaynor, University of Geneva, Geneva
  334482 (Technical Sessions)
• 10:35 AM
  DECODING THE RHYTHMS OF PORPHYRY COPPER SYSTEMS
  Yang Li, Institute of Geology and Geophysics, Beijing and David Selby, Durham University, Durham
  331174 (Technical Sessions)
• 10:50 AM
  THE INFLUENCE OF INCREMENTAL MAGMA CHAMBER GROWTH ON ORE PRECIPITATION IN PORPHYRY COPPER DEPOSITS – A NUMERICAL MODELING APPROACH
  Maximilian Korges, GFZ German Research Centre for Geosciences, Potsdam and Philipp Weis, GFZ German Research Centre for Geosciences, Potsdam and Christine Andersen, GFZ German Research Centre for Geosciences, Potsdam
  336406 (Technical Sessions)
• 11:05 AM
  TESTING ORE-FORMING MODELS OF BEHEMOTH PORPHYRY COPPER SYSTEMS USING HIGH-PRECISION GEOCHRONOLOGY
  Cyril Chelle-Michou, ETH Zurich, Zurich
  340026 (Technical Sessions)