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National Geologic Map Database

General Information

  • Title: Map showing locations of mines and prospects in the Dillon 1 degree x 2 degrees quadrangle, Idaho and Montana
  • Author(s): Loen, J.S., and Pearson, R.C.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Miscellaneous Investigations Series Map I-1803-C
  • Publication Date: 1989
  • Map Scale: 1:250,000
  • Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.