National Geologic Map Database
Product Description Page
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Title: Preliminary summary of thorium-bearing mineral occurrences in Alaska
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Author(s): Bates, R.G., and Wedow, Helmuth
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Publishing Organization: U.S. Geological Survey
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Series and Number: Circular 202
- Publication Date: 1953
- Map Scale: 1:5,700,000
- Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.