Usage:
Purcell Supergroup (Canada)
(Purcell Supergroup of Canada = Belt Supergroup of U.S.)
Subunits:
(ascending) Dutch Creek Formation, Mount Nelson Formation.
Geologic age:
Mesoproterozoic
Type section, locality, area and/or origin of name: (See Canadian Lexicon)
British Columbia, Canada.
AAPG geologic province:
not stated
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 ([ ]).