Usage:
Bell Shale of Traverse Group (MI*)
Geologic age:
Middle Devonian*
Type section, locality, area and/or origin of name:
Type locality not mention by Grabau (1902) but he probably named formation from claypits (now abandoned) near former settlement of Bell. Workings still visible along country road in SE/4 sec. 11, T. 33 N., R. 8 E., Presque Isle Co., northeastern MI. Bell was situated on False Presque Isle Harbor, in sec. 13, T. 33 N., R. 8 E., Bell Post Office was in southeast corner NE/4 sec. 34, same township (Warthin and Cooper, 1943).
AAPG geologic province:
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 ([ ]).