Usage:
Womble Shale (AR*,OK*)
Womble Formation (AR*)
Geologic age:
Middle to Late Ordovician (Whiterockian to Mohawkian)*
Type section, locality, area and/or origin of name:
Type section: at Crystal Mountains, [Montgomery Co., Ouachita National Forest], west-central AR (H.D. Miser, March, 1937; Wilmarth, 1938).
Named from town of Womble [now called Norman], part of which is on the base of this shale, Montgomery Co., west-central AR (Miser, 1917).
AAPG geologic province:
Ouachita folded belt*
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 ([ ]).