Usage:
Passaic Formation of Brunswick Group (NJ*,NY*)
Passaic Formation of Newark Supergroup (NJ,NY,PA)
Subunits:
(alphabetical) --all in NJ*: Graters Member, Perkasie Member.
Also includes informal members --all in NJ: Prahls Island, Metlars Brook, Second Precinct, and Ukranian Village.
Geologic age:
Triassic, Late*
Carnian, late*
Norian*
Jurassic, Early*
Hettangian*
Type section, locality, area and/or origin of name:
Type section: exposures along U.S. Interstate Highway I-80 near Passaic, Essex Co., NJ (Olsen, 1980).
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 ([ ]).