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National Geologic Map Database

Geologic Unit: Cocoa

Usage:

Cocoa Sand Member of Yazoo Formation of Jackson Group (AL*,MS*)
Cocoa Sand Member of Yazoo Clay of Jackson Group (AL)


Geologic age:

early Tertiary (late Eocene)


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

Named from abandoned country post office called Cocoa, which many years ago stood in SW/4 sec. 13, T. 11 N., R. 5 W., Choctaw Co., about 2.5 mi east of Melvin, on road to Gilbertown, southwestern AL (Cooke, 1933).


AAPG geologic province:

Mid-Gulf Coast basin*


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 ([ ]).