National Geologic Map Database
Product Description Page
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Title: Geology of Unalaska Island and adjacent insular shelf, Aleutian Islands, Alaska
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Author(s): Drewes, Harald, Fraser, G.D., Snyder, G.L., and Barnett, H.F.
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Publishing Organization: U.S. Geological Survey
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Series and Number: Bulletin 1028-S
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Larger Work: Investigations of Alaskan volcanoes
- Publication Date: 1961
- Map Scale: 1:250,000
- Cross Section: Yes
- North Latitude: 54° 4' 1" N (54.0670)
- South Latitude: 53° 0' 0" N (53.0000)
- East Longitude: 165° 36' 29" W (-165.6080)
- West Longitude: 167° 51' 50" W (-167.8640)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.