Usage:
Christmas Canyon Formation (CA*)
Geologic age:
Quaternary
Pleistocene*
Type section, locality, area and/or origin of name:
Type section: 1 mi west of Christmas Canyon, Lava Mountains, in SW/4 NW/4 sec. 8, T. 28 S., R. 43 E., San Bernardino Co., CA (Smith, 1964).
AAPG geologic province:
Mojave 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 ([ ]).