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National Geologic Map Database

General Information

  • Title: Geologic map of the Nelson quadrangle, Lewis and Clark County, Montana
  • Author(s): Reynolds, M.W., and Hays, W.H.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Geologic Investigations Series Map I-2774
  • Publication Date: 2003
  • Map Scale: 1:24,000
  • Cross Section: Yes
  • North Latitude: 46° 52' 30" N (46.8750)
  • South Latitude: 46° 45' 0" N (46.7500)
  • East Longitude: 111° 45' 0" W (-111.7500)
  • West Longitude: 111° 52' 30" W (-111.8750)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.