Usage:
Conover Ranch Formation of Snowcrest Range Group (MT*)
Geologic age:
Late Mississippian to Early Pennsylvanian (late Serpukhovian to early Bashkirian; late Chesterian to early Morrowan)*
Type section, locality, area and/or origin of name:
Type section: exposure 122 m uphill from the northwest bank of Sheep Creek, Conover Ranch, Blacktail Mountains, in NE/4 NW/4 sec. 18, T. 9 S., R. 8 W., Gallagher Mountain 7.5-min quadrangle, Beaverhead Co., southwestern MT (Wardlaw and Pecora, 1985).
AAPG geologic province:
Montana folded belt*
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 ([ ]).