National Geologic Map Database
Product Description Page
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Title: GIS Data for Geologic Map of the Challis 1 x 2 Degrees Quadrangle, Idaho [see map in Fisher and others, 1992]
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Author(s): Larkin, E.M., Horton, J.D., and San Juan, C.A.
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Publishing Organization: U.S. Geological Survey
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Series and Number: Data Release
- Publication Date: 2021
- Map Scale: 1:250,000
- Cross Section: None
- North Latitude: 45° 0' 0" N (45.0000)
- South Latitude: 44° 0' 0" N (44.0000)
- East Longitude: 114° 0' 0" W (-114.0000)
- West Longitude: 116° 0' 0" W (-116.0000)
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