No current usage.
(†Zia Marl (NM) is a synonym of Albuquerque Marl. See Albuquerque.)
early Tertiary (Eocene?)
Probably named from village of Zia, near Jemez, Sandoval Co., central northern NM (US geologic names lexicons, USGS Bull. 896, 1200).
Estancia 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 ([ ]).