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National Geologic Map Database

General Information

  • Title: Bedrock geologic map of part of the northern disturbed belt, Lewis and Clark, Teton, Pondera, Glacier, Flathead, Cascade, and Powell Counties, Montana
  • Author(s): Mudge, M.R., and Earhart, R.L.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Miscellaneous Investigations Series Map I-1375
  • Publication Date: 1983
  • Map Scale: 1:125,000
  • Cross Section: Yes
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.