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National Geologic Map Database

General Information

  • Title: The North America tapestry of time and terrain [GIS data]
  • Author(s): Barton, K.E., Howell, D.G., and Vigil, J.F.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Geologic Investigations Series Map I-2781
  • Publication Date: 2003
  • Map Scale: 1:8,000,000
  • Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.