Usage:
Fayetteville Shale (AR*,MO*,OK*)
Fayetteville Formation (MO,OK)
Subunits:
(alphabetical): Mayes Limestone Member (OK), Wedington Sandstone Member (AR*,MO,OK*).
Geologic age:
Late Mississippian (Chesterian)*
Type section, locality, area and/or origin of name:
Not designated. Named from occurrence in valleys about Fayetteville, Washington Co., AR (Simonds, 1891).
AAPG geologic province:
Arkoma 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 ([ ]).