Chambless Limestone (CA*)
Early Cambrian*
About 2 mi northeast of Chambless at an old quarry which is on north side of a large wash and near its mouth, southeastern CA. Named from Chambless Station on U.S. Highway 66, approx. 12 mi east of Amboy, San Bernardino Co., CA (Hazzard, 1954).
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 ([ ]).