National Geologic Map Database
Product Description Page
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Title: Map showing potassium-argon ages from the Mount Katmai and adjacent parts of the Afognak and Naknek quadrangles, Alaska
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Author(s): Shew, Nora, and Lanphere, M.A.
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Publishing Organization: U.S. Geological Survey
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Series and Number: Miscellaneous Field Studies Map MF-2021-E
- Publication Date: 1992
- Map Scale: 1:250,000
- Cross Section: None
- North Latitude: 59° 0' 0" N (59.0000)
- South Latitude: 58° 0' 0" N (58.0000)
- East Longitude: 153° 13' 50" W (-153.2306)
- West Longitude: 156° 33' 55" W (-156.5653)
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