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National Geologic Map Database

Geologic Unit: Miranda

Usage:

Miranda Sand Member of Cibao Formation (PR*)


Geologic age:

Tertiary (late Oligocene to early Miocene)*


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

Type locality: on Route 645, 900 m north of southern edge of Manati quadrangle and 860 m west of eastern edge, north-central Puerto Rico. Named from Comunidad Rural Miranda which is shown on map as Parcelas Mirante (Monroe, 1962).


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 ([ ]).