Gualala Formation (CA)
(alphabetical) --all in CA: Anchor Bay Member, Stewarts Point Member.
Not stated. Occurs in Point Arena-Fort Ross region in Mendocino and Sonoma Cos., northwestern CA. Named from town of Gualala at mouth of Gualala River, Mendocino Co., CA (Weaver, 1941).
California Coast Ranges province
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.
"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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).