National Geologic Map Database
Product Description Page
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Title: Preliminary stratigraphic cross section showing radioactive zones in the Devonian black shales in the central part of the Appalachian Basin
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Author(s): Roen, J.B., Wallace, L.G., and de Witt, Wallace
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Publishing Organization: U.S. Geological Survey
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Series and Number: Oil and Gas Investigations Chart OC-87
- Publication Date: 1978
- Map Scale: 1:2,501,053
- Cross Section: Yes
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