Usage:
[?] Snyder Hill Formation (AZ)
[?] Snyder Hill Group (AZ)
Subunits:
[?] GROUP STATUS (alphabetical) --all in AZ: Concha Limestone, Rainvalley Formation, Scherrer Formation.
Geologic age:
Permian
Type section, locality, area and/or origin of name:
Type section stated to be an isolated klippe, 10 mi southwest of Tucson, AZ (Sabins, 1957).
AAPG geologic province:
Pedregosa basin
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 ([ ]).