No current usage?
(†Eagle sandstone (informal, unranked) in Kanawha Formation (WV) considered abandoned? Uncertain if used by the WV Geol. Survey. Not used by the USGS.)
Pennsylvanian
Not designated. Occurs in Logan and Mingo Cos., southern WV.
Appalachian basin
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).