37 Cenozoic Evolution of the Southwest: From the Relatively Undeformed Colorado Plateau to Central Basin and Range Complexities

Wednesday, 21 May 2014
1:00 PM - 5:00 PM
Reid Hall 108

Presentations

• 1:00 PM
  NEW CONSTRAINTS ON THE EXTENT, AGE, AND EMPLACEMENT HISTORY OF THE EARLY MIOCENE MARKAGUNT MEGABRECCIA, SOUTHWEST UTAH—ONE OF THE WORLD'S LARGEST SUBAERIAL GRAVITY SLIDES
  Robert Biek, Utah Geological Survey, Salt Lake City, UT and David Hacker, Kent State University, Kent, OH and Peter Rowley, New Harmony, UT
  238230 (Theme Sessions)
• 1:20 PM
  PALEOGEOGRAPHY OF THE HORSE SPRING FORMATION IN THE LAKE MEAD DOMAIN (NEVADA) FROM 18 TO 12 MA: DID A RIVER FLOW INTO OR THROUGH IT?
  Paul J. Umhoefer, Northern Arizona University, Flagstaff, AZ and Melissa A. Lamb, University of St. Thomas, St. Paul, MN and Thomas Hickson, University of St. Thomas, Saint Paul, MN and Amanda Cains, Northern Arizona University, Flagstaff, AZ and Jeremy Winston, Northern Arizona University, Flagstaff, AZ and Daniel Borer, Northern Arizona University, Flagstaff, AZ and Nelia W. Dunbar, New Mexico Tech, Socorro, NM and William McIntosh, New Mexico Tech, Socorro, NM and Linda Beard, U.S. Geological Survey, Flagstaff, AZ
  238597 (Theme Sessions)
• 1:40 PM
  DETERMINING STYLES OF HANGING-WALL DEFORMATION IN CONTINENTAL EXTENSION, THE LOVELL WASH MEMBER OF THE HORSE SPRING FORMATION, LAKE MEAD AREA, NEVADA
  Melissa A. Lamb, University of St. Thomas, St. Paul, MN and Z.W. Anderson, Northern Arizona University, Flagstaff, AZ and Crystal Pomerleau, University of St. Thomas, St. Paul, MN and Paul J. Umhoefer, Northern Arizona University, Flagstaff, AZ and Nelia Dunbar, New Mexico Institute of Mining and Technology, Socorro, NM and William McIntosh, Socorro, NM
  238482 (Theme Sessions)
• 2:00 PM
  CLIMATIC AND TECTONIC CONTROLS ON LACUSTRINE ISOTOPIC VARIABILITY WITHIN THE MIOCENE HORSE SPRING FORMATION, SOUTHERN NEVADA
  Crystal Pomerleau, University of St. Thomas, St. Paul, MN and Melissa A. Lamb, University of St. Thomas, St. Paul, MN and Thomas Hickson, University of St. Thomas, Saint Paul, MN
  238658 (Theme Sessions)
• 2:40 PM
  MODELING AN ACTIVE HYDROTHERMAL SYSTEM IN A VOLCANIC, BASEMENT RIDGE STEP-OVER: FIRST STEPS IN A MULTI-DISCIPLINE APPROACH, SOUTHERN DIXIE VALLEY, NEVADA
  Steve Alm, University of Kansas, Lawrence, KS and J. Douglas Walker, University of Kansas, Lawrence, KS and George Tsoflias, The University of Kansas, Lawrence, KS and Andrew Sabin, Naval Air Warfare Center, China Lake, CA
  238785 (Theme Sessions)
• 3:00 PM
  VERTICAL AXIS ROTATION ALONG THE LAKE MEAD FAULT SYSTEM NEAR HOOVER DAM, ARIZONA-NEVADA
  Linda Beard, U.S. Geological Survey, Flagstaff, AZ and Zach Anderson, Utah Geological Survey Mapping Program, Salt Lake City, UT
  238565 (Theme Sessions)
• 3:20 PM
  DOWNWARD TRANSPORT OF IRON IN THE GRAND STAIRCASE OF SOUTHERN UTAH: THE ROLE OF CARBON DIOXIDE
  David Loope, University of Nebraska-Lincoln, Lincoln, NE and Richard M. Kettler, University of Nebraska-Lincoln, Lincoln, NE
  238139 (Theme Sessions)