Geologic Unit: Eggleston
Eggleston Formation (VA*,TN*,WV*)
Eggleston Formation of Trenton Group (WV)
Eggleston Limestone (VA*,TN*,KY)
Eggleston Limestone of Chickamauga Group (TN)
Along State Highway 8, 1 mi north of Narrows, Giles Co., VA. Also well exposed 1.1 mi south of Eggleston (Mathews, 1934).
Deicke and Millbrig Bentonite Beds (VA), Walker Mountain Sandstone Member (VA)
Unit Name History:
Named Eggleston limestone (Mathews, 1934).
Suggested abandonment (Rosenkrans, 1936).
Overview (Miller and Fuller, 1947).
Extended into TN (Cooper, 1956).
Revised to part of Chickamauga Group (Harris, 1965).
Extended into WV; Revised to part of Trenton Group (Cardwell and others, 1968).
Overview (Haynes, 1992).
Walker Mountain Sandstone Member assigned (Haynes and Goggin, 1993).
Correlation information (Frey, 1995).
Overview in WV subsurface (Ryder and others, 1996).
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Asterisks (*) indicate usage by the U.S. Geological Survey. Other usages by state geological surveys.
"No current usage" implies that a name has been abandoned or that it has fallen into disuse. Former usage and, if known, replacement name given in parentheses ().
Slashes (/) indicate unit name usage violates the 1983 North American Stratigraphic Code. This violation may be explained within brackets ([ ]).
U.S. Department of the Interior, U.S. Geological Survey, Reston, VA, USA
Database project personnel
Last modified: 15-Jan-2013