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National Geologic Map Database

Geologic Unit: Stockton

Usage:

Stockton Formation of Newark Supergroup (NJ*,NY*,PA*)
Stockton Formation of Newark Group (PA)


Subunits:

Solebury (NJ), Prallsville (NJ,PA), Cutalossa (NJ,PA), Raven Rock (NJ,PA,NY) Members


Geologic age:

Triassic, Late*
Carnian, middle
Carnian, late


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

Exposures in quarries near the village of Stockton, Hunterdon Co., NJ (Kummel, 1897).
Composite section: along the Delaware River from Brookville to Raven Rock, Hunterdon Co., NJ, and from Center Bridge to Lumberville, Bucks Co., PA (McLaughlin, 1945).


AAPG geologic province:

Piedmont-Blue Ridge province*
Newark 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 ([ ]).