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National Geologic Map Database

Geologic Unit: Lamerdorf

Usage:

Lamerdorf Tuff Member of Escalante Desert Formation of Needles Range Group (UT*)


Geologic age:

Tertiary*
Oligocene*


Type section, locality, area and/or origin of name:

East of Willow Creek Spring, and west and south of Bucket Ranch Spring, from SE/4 sec. 2, T. 29 S., R. 16 W., to S/2 sec. 4, T. 29 S., R. 15 W., Wah Wah Mountains, Lamerdorf Peak 7.5-min quadrangle, Beaver Co., UT. Named from Lamerdorf Peak, in sec. 18, T. 29 S., R. 15 W., Beaver Co., UT (Campbell, 1978).
Reference section: lower tuff in sec. 33, T. 26 S., R. 18 W. ; upper tuff is northwest of Lund (Campbell, 1978).
Type locality: in secs. 1, 2, and 12, T. 29 S., R. 16 W., and in sec. 5, T. 29 S., R. 15 W., Beaver 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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).