Usage:
White Rock Mesa Member of Dakota Sandstone (CO,NM)
Geologic age:
early Late Cretaceous (Cenomanian)
Type section, locality, area and/or origin of name:
Type section: measured at west end of White Rock Mesa, in NW/4 NW/4 sec. 36, T. 16 N., R. 17 W., approx. 14 km northeast of Gallup, Church Rock 7.5-min quadrangle, McKinley Co., NM (Owen and Owen, 2005).
AAPG geologic province:
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 ([ ]).