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National Geologic Map Database

Geologic Unit: Miramar

Usage:

Miramar Formation of Jacaguas Group (PR*)


Geologic age:

Late Cretaceous to early Tertiary (Maastrichtian to Eocene)*


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

Base of cliffs about 0.65 km southeast of Hacienda Miramar (Puerto Rico Meter Grid System 141,530 E.; 32,520 N.), southeastern Jayuya quadrangle, south-central Puerto Rico (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 ([ ]).