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General Information

  • Title: Geologic map of the Hunter-Fryingpan Wilderness Area and the Porphyry Mountain Wilderness Study Area, Pitkin County, Colorado
  • Author(s): Ludington, Steve, and Yeoman, R.A.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Miscellaneous Field Studies Map MF-1236-A
  • Publication Date: 1980
  • Map Scale: 1:50,000
  • Cross Section: None
  • North Latitude: 39° 20' 30" N (39.3417)
  • South Latitude: 39° 6' 30" N (39.1083)
  • East Longitude: 106° 27' 30" W (-106.4583)
  • West Longitude: 106° 47' 6" W (-106.7850)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.