Usage:
Redondo Creek Member of Valles Rhyolite of Tewa Group (NM*)
Geologic age:
Quaternary (Pleistocene)*
Type section, locality, area and/or origin of name:
Type locality: in steep slopes on west side of Sulphur Creek, btw. Sulphur Springs and La Cueva, Jemez Springs 15-min quadrangle, Sandoval Co., north-central NM (US geologic names lexicon, USGS Bull. 1520).
Named from rhyolite dome and associated dikes and flows exposed at head of Redondo Creek [near La Cueva, Jemez Springs 15-min quadrangle, Sandoval Co., north-central NM] (Bailey and others, 1969).
AAPG geologic province:
San Juan 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 ([ ]).