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National Geologic Map Database

Geologic Unit: South Amboy

Usage:

/South Amboy Fire Clay Member of Raritan Formation (NJ)
/South Amboy Fire Clay Member of Magothy Formation (NJ*)

[Use of simple lithic terms is preferred (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). Superfluous compound terms such as "stoneware clay" should be avoided. The simplest generally acceptable term is recommended (for example, clay) (NACSN, 1983, Art. 30b).]


Geologic age:

early Late Cretaceous (Cenomanian)*


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

South Amboy, Middlesex Co., NJ (Cook and Smock, 1877).


AAPG geologic province:

Atlantic Coast 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 ([ ]).