Usage:
No current usage.
(†Cuba Sandstone of Carbondale Group (IL), or †Cuba Sandstone [unranked] in Carbondale Formation (IL), replaced with Vermilionville Sandstone Member of Carbondale Formation. See Vermilionville.)
Geologic age:
Pennsylvanian
Type section, locality, area and/or origin of name:
Probably named from town of Cuba, Fulton Co., central western IL (Savage, 1927) .
Named from exposures north of Cuba in sec. 8, T. 6 N., R. 3 E., Havana
quadrangle, Fulton Co., IL [Wanless (1957); US geologic names lexicon, USGS Bull. 1200].
AAPG geologic province:
Illinois 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 ([ ]).