Usage:
Lund Formation of Needles Range Group (NV*,UT*)
Lund Tuff of Needles Range Group (UT)
Lund Tuff Member of Needles Range Formation (NV,UT)
Geologic age:
Tertiary*
Oligocene*
Type section, locality, area and/or origin of name:
Type section: extends from sec. 6, T. 32 S., R. 14 W., to sec. 1, T. 32 S., R. 15 W., Iron Co., UT. Named from town of Lund (Best and others, 1973).
Reference section designated in secs. 6 and 7, T. 32 S., R. 17 W., and secs. 11 and 12, T. 32 S., R. 18 W., Iron Co., UT (Best and Grant, 1987).
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 ([ ]).