Usage:
Abo Formation (NM*)
Abo Sandstone (NM*)
Abo Redbeds (NM*)
Subunits:
(alphabetical) --all in NM: Danley Ranch Tongue*, Lee Ranch Tongue*, Oso Ridge Member*, Pendejo Tongue, Powwow Conglomerate Member.
Geologic age:
Late Pennsylvanian (Virgilian) to early Permian*
Type section, locality, area and/or origin of name:
Named from Abo Canyon at south end of Manzano Range, [south and east of Topeka and Santa Fe RR, approx. Lat. 34 deg. 27 min. 30 sec. N., Long. 106 deg. 30 min. 30 sec. W., along Valencia-Torrance Co. line, central NM] (Lee, 1909).
Type section [composite] (Needham and Bates, 1943): from base of formation in sec. 32, T. 3 N., R. 5 E., Valencia Co., just north of U.S. Highway 60, through sec. 33, into sec. 2, T. 2 N., R. 5 E., to upper limit of formation at top of hill just east of road to Abo Ruins in sec. 25, T. 3 N., R. 5 E., Torrance Co. Base of section lies about 1 mi northwest of village of Scholle; top lies about 2 mi west-northwest of village of Abo.
AAPG geologic province:
Estancia basin*
Orogrande basin*
Palo Duro basin
San Juan 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 ([ ]).