Usage:
Chimney Rock Tongue of Rock Springs Formation of Mesaverde Group (WY*)
Geologic age:
Late Cretaceous (Campanian)*
Type section, locality, area and/or origin of name:
Not specifically designated. Named from an isolated remnant of the upper and most prominent sandstone of the golden wall escarpment called "Chimney Rock" by Schultz (1908), in sec. 6, T. 16 N., R. 102 W., Sweetwater Co., WY (Hale, 1950).
AAPG geologic province:
Green River 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 ([ ]).