Jordan River Formation of Traverse Group (MI)
Late Devonian
Along Lake Michigan shore, about 1.6 km north of Norwood, SE/4 sec. 22, and NE/4 sec. 27, T. 33 N., R. 9 W., Jordan River State Forest, southwest Charlevoix Co., MI (Kesling and others, 1974).
Michigan basin
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 ([ ]).