U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

Geologic Unit: Odenville

Usage:

Odenville Limestone of Knox Group (AL)
Odenville Limestone (AL*)


Geologic age:

Early to Middle Ordovician (Ibexian to Whiterockian; Cassinian to Rangerian)


Type section, locality, area and/or origin of name:

Exposures on north side of Seaboard Air Line Railway, about 0.33 mi east of Odenville, St. Clair Co., AL (Butts 1926).
Unit extends along the Helena thrust sheet from some point between Odenville and Fremont Gap, southwestward to the Coastal Plain overlap in Chilton Co., AL (Osborne and Raymond, 1992).


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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).