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National Geologic Map Database

Geologic Unit: Ozan

Usage:

Ozan Formation (AR*,LA,OK*,TX*)
Ozan Formation of Taylor Group (LA,TX)


Subunits:

Buckrange Sand Lentil (AR*).


Geologic age:

Late Cretaceous*


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

Not designated. Typically exposed along the middle fork of Ozan Creek in vicinity of town of Ozan, Hempstead Co., AR. Assumed to be named from town of Ozan, which stands on the outcrop (Dane, 1926).


AAPG geologic province:

Arkla basin*
East Texas basin*
South Oklahoma folded belt*
Ouachita folded belt*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 ([ ]).