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National Geologic Map Database

Geologic Unit: Loachapoka

Usage:

Loachapoka Schist of Opelika Complex (AL*,GA*)
Loachapoka Formation of Opelika Group (AL,GA)


Subunits:

Saugahatchee quartzite/quartzite member


Geologic age:

Paleozoic, early*


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

Not designated. Named from town of Loachapoka, Lee Co., AL (Bentley and Neathery, 1970).
Reference section: along unpaved road, in W/2 sec. 35, T. 20 N., R. 25 E., northwest Lee Co., AL (Steltenpohl and others, 1990).


AAPG geologic province:

Piedmont-Blue Ridge province*


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 ([ ]).