Usage:
Anarchist Group (WA*)
Subunits:
(alphabetical) --all in WA*: Bullfrog Mountain Formation, Spectacle Formation.
Geologic age:
Late(?) Permian*
Type section, locality, area and/or origin of name: (See Canadian Lexicon)
[Mapped around Anarchist Mountain, British Columbia, Canada (Daly, 1912).]
Extended into Loomis 15-min quadrangle, Okanogan Co., northern WA (See Rinehart and Fox, 1972).
AAPG geologic province:
Northern Cascade Range-Okanagan 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 ([ ]).