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National Geologic Map Database

Geologic Unit: Pine Shadow

Usage:

No current usage.
(Rocks of †Pine Shadow Member of †Wild Cow Formation of Madera Group (NM-notably in Manzano Mountains) reallocated to Atrasado Formation of Madera Group. See Atrasado.)


Geologic age:

Late Pennsylvanian (Missourian to early Virgilian)


Type section, locality, area and/or origin of name:

Type section [= type section of Wild Cow and Los Moyos Formations]: on west side of Priest Canyon in an east-draining ravine that cuts through a hogback, in sec. 7, T. 3 N., R. 5 E., [approx. Lat. 34 deg. 30 min. 03 sec. N., Long. 106 deg. 27 min. 48 sec. N., southern edge of Manzano Peak 7.5-min quadrangle], Valencia Co., Manzano Mountains, central NM (Myers, 1973).
Named from Pine Shadow Spring near head of Priest Canyon, in SW/4 sec. 16, T. 4 N., R. 5 E., [Manzano Peak 7.5-min quadrangle, Cibola National Forest, Torrance Co., central NM] (Myers, 1973).


AAPG geologic province:

Estancia 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 ([ ]).