The Betsie Shale Member a datum for exploration and stratigraphic analysis of the lower part of the Pennsylvanian in the Central Appalachian Basin ; the Betsie Shale Member (Breathitt Formation Middle Pennsylvanian) is correlated in the Central Appaöachian basin by means of gamma-ray langs of oil and gas wells
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Format: | UnknownFormat |
Sprache: | eng |
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Denver, Colo.
U.S. Geological Survey
1987
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Schriftenreihe: | Geological Survey bulletin. United States Department of the Interior
1834 |
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Beschreibung: | III,17 S Ill., graph. Darst., Kt. |
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