Usage:
North Horn Formation (UT*)
Subunits:
Joes Valley Member (UT).
Geologic age:
Late Cretaceous to early Tertiary (Campanian to Paleocene, locally Eocene)*
Type section, locality, area and/or origin of name:
On North Horn Mountain, in T. 18 and 19 S., R. 6 E., Emery Co., UT. Origin of name not stated by author, but probably named from North Horn Mountain (Spieker, 1946).
Principal reference section: in Price Canyon, in northeast part of sec. 21 and southwest part of sec. 15, T. 12 S., R. 9 E., Carbon Co., UT (Fouch and others, 1987).
AAPG geologic province:
Uinta basin*
Wasatch uplift*
Paradox 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 ([ ]).