Usage:
Lookout Schist of Libby Creek Group of Snowy Pass Supergroup (WY*-Medicine Bow Mountains)
Geologic age:
Paleoproterozoic*
Type section, locality, area and/or origin of name:
Not designated. Best exposed in cirques at extreme head of Libby Creek and on southeast shore of Lookout Lake, in T. 16 N., R. 79 W., Albany Co., WY. Origin of name not stated by author, but probably named from Lookout Lake (Blackwelder, 1926).
AAPG geologic province:
Northern Rocky Mountain region*
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 ([ ]).