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

Geologic Unit: Tuscumbia

Usage:

Tuscumbia Limestone (AL*,MS)
Tuscumbia Formation (GA)


Geologic age:

Mississippian, Late*
Meramecian
Chesterian


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

Exposures at Tuscumbia, Colbert Co., northern AL (Smith, 1894).


AAPG geologic province:

Black Warrior basin*
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 conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).