Usage:
No current usage.
(†Ferguson Springs Formation (NV,UT) replaced with Ferguson Mountain Formation. See Ferguson Mountain.)
Geologic age:
Pennsylvanian, Late
Missourian
Virgilian
Permian, Early
Wolfcampian
Type section, locality, area and/or origin of name:
Type section: in sec. 16, T. 30 N., R. 69 E., Elko Co., NV. Named from Ferguson Springs, 1.5 mi south of measured section (Steele, 1960).
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 ([ ]).