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National Geologic Map Database

Geologic Unit: Tallahatta

Usage:

Tallahatta Formation of Claiborne Group (AL*,FL*,GA*,MS*, and subsurface of KY*)


Subunits:

(alphabetical): Basic City Shale Member (MS*), Holly Springs Sand Member (MS*), Meridian Sand Member (AL*,MS*), Neshoba Sand Member (MS*).


Geologic age:

early Tertiary (late early to early middle Eocene)*


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

Named from development in Tallahatta Hills, Choctaw Co., southern AL (US geologic names lexicons, USGS Bull. 896, 1200).


AAPG geologic province:

Mid-Gulf Coast basin*
South Georgia sedimentary province*
Upper Mississippi embayment*


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 ([ ]).