National Geologic Map Database
Product Description Page
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Title: A reconnaissance of the phosphate deposits in western Wyoming
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Author(s): Blackwelder, Eliot
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Publishing Organization: U.S. Geological Survey
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Series and Number: Bulletin 470-H
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Larger Work: Contributions to economic geology (short papers and preliminary reports) 1910, part I - metals and nonmetals except fuels
- Publication Date: 1911
- Map Scale: 1:1,000,000
- Cross Section: None
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