National Geologic Map Database
Title: Pre-Quaternary rocks in the Sun River Canyon area, northwestern Montana
Author(s): Mudge, M.R.
Publishing Organization: U.S. Geological Survey
Series and Number: Professional Paper 663-A
Larger Work: Geology of the Sun River Canyon area, northwestern Montana
- Publication Date: 1972
- Map Scale: 1:48,000
- Cross Section: None
- North Latitude: 47° 45' 0" N (47.7500)
- South Latitude: 47° 30' 0" N (47.5000)
- East Longitude: 112° 37' 30" W (-112.6250)
- West Longitude: 113° 0' 0" W (-113.0000)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.