Big Canyon Latite (UT*)
Big Canyon Latite of /Tintic Mountain Volcanic Group (UT*)
[A group name combines a geographic name with the term "group," and no lithic designation is included (ACSN, 1961, 1970; NACSN, 1983, 2005, 2021).]
Tertiary, early*
Oligocene, middle*
Type section: exposures capping the east-trending ridge that marks south entrance to Big Canyon, in NW/4 sec. 13, T. 10 S., R. 2 W., East Tintic Mountains, 16 km southwest of East Tintic mining district, Juab and Utah Cos., central UT. Named from Big Canyon (Morris and Lovering, 1979).
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 ([ ]).