Schuylkill Formation of Pottsville Group (PA)
Schuylkill Member of Pottsville Formation (PA*)
Type section: in Pottsville Formation reference section which is in roadcut on east side of U.S. Highway 122 about 150 feet farther east than original type section of Pottsville which is on eastern side of Pennsylvania RR cut through water gap south of Pottsville, Schuylkill Co., PA (Wood and others, 1956).
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 ([ ]).