No current usage?
(†Monte Largo Metamorphics (NM) considered abandoned? Uncertain if used by the NM Geol. Survey. Not used by the USGS.)
Precambrian
Not designated. Origin of name not stated by authors, but probably named from Monte Largo, Bernalillo Co., NM (Kelley and Northrop, 1975).
Southern Rocky Mountain region
Southwestern Basin-and-Range region
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 ([ ]).