/Mogollon Rim formation (informal) (AZ)
[Term "Formation" is applied to formal nomenclature (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021).]
Tertiary
Eocene
Type section: Trout Creek, northeast of town of Whiteriver, Apache Co., AZ (Potochnik, 1989).
Reference sections: at Round Top and Deep Creek which lie between Whiteriver and the type section (Potochnik, 1989).
Black Mesa basin
Plateau sedimentary 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 ([ ]).