Usage:
Sloan Canyon Formation (NM)
[?] Sloan Canyon Formation of Dockum Group (CO?)
Geologic age:
Triassic, Late
Norian
Type section, locality, area and/or origin of name:
Typically exposed throughout lower part of valley of Sloan Canyon, in east-central part of T. 31 N., R. 35 E., Union Co., northeastern NM (Parker, 1933).
Type section: north bank of Sloan Creek, in NW/4 SW/4 NW/4 and SE/4 SW/4 NW/4 sec. 12, T. 31 N., R. 35 E., Union Co., NM (Lucas and others, 1987).
Reference section: measured in NE/4 NE/4 NE/4 sec. 2 and N/2 SW/4 NW/4 NW/4 sec. 1, T. 31 N., R. 34 E., Union Co., NM (Lucas and others, 1987).
AAPG geologic province:
Sierra Grande uplift
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 ([ ]).