Usage:
Davistown Sandstone [Member] of Washington Formation of Dunkard Group (PA,WV)
Geologic age:
Controversial.
No older than Late Pennsylvanian (Virgilian) and no younger than early Permian (Wolfcampian)
Type section, locality, area and/or origin of name:
Named from quarry in the sandstone just north of National Pike at Davistown, Greene Co., PA (Hickok and Moyer, 1940). [See US geologic names lexicon, USGS Bull. 1200]
AAPG geologic province:
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 ([ ]).