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National Geologic Map Database

Geologic Unit: Card Sound

Usage:

Card Sound Tongue of Rebecca Shoal Dolomite (FL)


Geologic age:

Late Cretaceous


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

Type section (subsurface): Sinclair No. 1 Williams well, in sec. 24, T. 59 S., R. 40 E., Monroe Co., FL. Named from Card Sound, an arm of Biscayne Bay 1.5 mi northwest of well (Winston, 1971).


AAPG geologic province:

Florida platform


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 ([ ]).