No current usage.
(†Fayette Sandstone (TX*) or †Fayette Formation (TX) abandoned. Is same as Jackson Group. See Jackson.)
early Tertiary (late Eocene)*
Named from Fayette Co., southern TX (US geologic names lexicons, USGS Bull. 896, 1200).
Section exposed at Lipan Hills, Atascosa Co., southern TX, as described by Dumble in his final [1924] description, is regarded as type section (Plummer, 1933; US geologic names lexicons, USGS Bull. 896, 1200).
Gulf Coast 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 ([ ]).