Usage:
Pisgah Member of Kincaid Formation of Midway Group (TX*)
Subunits:
(alphabetical) --all in TX: Lone Oak Limestone Lentil, Rocky Cedar Creek Limestone Lentil.
Geologic age:
early Tertiary (Paleocene)*
Type section, locality, area and/or origin of name:
Named from exposures on Pisgah Ridge, in Navarro Co., on road [Farm-To-Market Road 1394] between Richland and Wortham, 6 mi north of Limestone Co. line, TX [Lat. 31 deg. 53 min. 00 sec. N., Long. 96 deg. 29 min. 27 sec. W., southwestern corner Richland 7.5-min quadrangle] (Plummer, 1933).
AAPG geologic province:
East Texas 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 ([ ]).