Usage:
Snowslip Formation of Missoula Group of Belt Supergroup (ID*,MT*)
Geologic age:
Mesoproterozoic*
Type section, locality, area and/or origin of name:
Type section: on ridge between Snowslip Mountain and Mount Shields, Lat. 48 deg. 16 min. 30 sec. N., Long. 113 deg. 31 min. W., Flathead Co., MT (Childers, 1963).
Reference sections: (1) Camp Creek section, along crest of the ridge parallel to and northwest of Camp Creek, in secs. 22, 28, and 33, T. 20 N., R. 12 W., Lewis and Clark Range, Powell Co., MT (McGill and Sommers, 1967); and (2) east wall of Hole-in-the-Wall cirque in Glacier National Park, MT (Whipple and Johnson, 1988).
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 ([ ]).