Usage:
Lake Vermilion Formation (MN*)
Geologic age:
Late Archean*
Type section, locality, area and/or origin of name:
Type area: shores of Lake Vermilion, south and southeast to Embarrass and Babbitt, in western part of Vermilion District, St. Louis Co. (Morey and others, 1970).
Type localities designated for first 3 members: northwest of bridge on County Highway 77 over Pike River, in SW/4 sec. 3, T. 61 N., R. 16 W.; south of Lake Vermilion, 3.2 km west of Tower, along State Highway 169-1; fourth member exposed southeast of Tower, and north of Embarrass and Babbitt (Morey and others, 1970).
AAPG geologic province:
Lake Superior 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 ([ ]).