Origin of thick Lower Tertiary coal beds in the Powder River Basin, Wyoming and Montana some paleogeographic constraints ; a multidisciplinary approach to research studies of sedimentary rocks and their constituents and the evolution of sedimentary basins, both ancient and modern
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| Format: | UnknownFormat |
| Sprache: | eng |
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Washington, DC
United States Gov. Print. Off.
1993
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| Schriftenreihe: | U.S. Geological Survey bulletin
1917-Q Evolution of sedimentary basins - Powder River Basin |
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Tag hinzufügen | Beschreibung: | Includes bibliographical references |
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| Beschreibung: | III, 13 S graph. Darst., Kt |