Usage:
Salt Lake Formation (ID*,NV*,UT*,WY*)
Salt Lake Group (ID,UT)
Subunits:
GROUP STATUS (alphabetical): Cache Valley Formation (ID), /Camp Williams unit (UT), Collinston Conglomerate (UT), Harkers Fanglomerate (UT), /Jordan Narrows unit (UT), Mink Creek Conglomerate (ID,UT), Traverse Volcanics (UT), West Spring Formation (UT).
FORMATION STATUS: Jim Sage Volcanic Member.
Geologic age:
Pliocene*
Miocene*
Type section, locality, area and/or origin of name:
Not designated. Origin of name not stated by author, but probably named from occurrences in Salt Lake Valley, Salt Lake Co., UT (Hayden, 1869).
AAPG geologic province:
Wasatch uplift*
Snake River basin*
Great Basin province*
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 ([ ]).