Usage:
Cloudburst Formation (AZ*)
Geologic age:
Oligocene and Miocene
Type section, locality, area and/or origin of name:
According to US geologic names lexicon, USGS Bull. 1200 (p. 844), type locality at San Manuel Mine [just south of town of Tiger], southeastern AZ.
According to GNU records (USGS DDS-6; Denver GNULEX), type locality not designated. Origin of name not stated by author (Pelletier, 1957).
According to GNU records (USGS DDS-6; Menlo GNULEX), type locality not designated. Named from exposures in Cloudburst Wash, 1 of the tributaries of Tucson Wash, in T. 8 S., R. 16 E., [Mammoth 7.5-min quadrangle] Pinal Co., AZ (Creasey, 1965).
AAPG geologic province:
Basin-and-Range 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 ([ ]).