Usage:
Coamo Springs Limestone Member of Naranjo Formation (PR)
(†Coamo Springs Limestone Member abandoned by the USGS. Replaced with Cuevas Limestone of Jacaguas Group. See Cuevas.)
Geologic age:
Tertiary
Eocene
Type section, locality, area and/or origin of name:
Exposures at quarries along Camino Naranjo, at northwest end of Cerro de Las Cuevas, south-central Puerto Rico. Named from a thermal spring in Coamo River Water Gap, Coamo-Guayama district, Ponce quadrangle (Pessagno, 1960a).
AAPG geologic province:
Caribbean region
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 ([ ]).