Glenshaw Formation of Conemaugh Group (OH*,PA*,WV)
Type area: at Glenshaw, community north of Etna, Shaler Twp., valley of Pine Creek on northern outskirts of city of Pittsburgh, Allegheny Co., PA. Entire unit is nowhere exposed in one place (Flint, 1965).
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.
"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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).