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General Information

  • Title: Map showing localities and inferred distributions of the Huckleberry Ridge, Mesa Falls, and Lava Creek ash beds (Pearlette family ash beds) of Pliocene and Pleistocene age in the western United States and southern Canada
  • Author(s): Izett, G.A., and Wilcox, R.E.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Miscellaneous Investigations Series Map I-1325
  • Publication Date: 1982
  • Map Scale: 1:4,000,000
  • Cross Section: None
  • North Latitude: 50° 0' 0" N (50.0000)
  • South Latitude: 27° 0' 0" N (27.0000)
  • East Longitude: 92° 0' 0" W (-92.0000)
  • West Longitude: 120° 0' 0" W (-120.0000)
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