Usage:
Portage Canyon Member of Laketown Dolomite (NV,UT)
Portage Canyon Member of Laketown Dolostone (UT)
Geologic age:
early Silurian (Wenlock)*
Type section, locality, area and/or origin of name:
Type section: in West Hills near mouth of Portage Canyon, in T. 14 N., R. 4 W., Bear River Range, northeastern Box Elder Co., western UT (Budge and Sheehan, 1980).
AAPG geologic province:
Wasatch uplift
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 ([ ]).