Usage:
Jordan marker bed (informal) of Clipper Ridge Member of Bingham Mine Formation of Oquirrh Group (UT*)
A stratigraphic marker bed. Informal. The rank or lithologic term should not be capitalized.
Geologic age:
Late Pennsylvanian (Missourian)*
Type section, locality, area and/or origin of name:
Not designated. Named from occurrence in Old Jordan Mine, Bingham district, UT (Keith, 1905).
[Reference section] in the measured type section of Clipper Ridge Member, in N/2 sec. 6, T. 4 S., R. 3 W., and S/2 sec. 31, T. 3 S., R. 3 W., Bingham Canyon quadrangle, Tooele Co., UT (Tooker and Roberts, 1970).
AAPG geologic province:
Great Basin province*
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 ([ ]).