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National Geologic Map Database

Geologic Unit: Royer

Usage:

Royer Dolomite of Arbuckle Group (OK*)


Geologic age:

Late Cambrian (Croixan; Trempealeauan)*


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

Type section: in southeast corner sec. 36, T. 1 S., R. 1 E., Murray Co., central southern OK. Named from old Royer Ranch on west side of East Timbered Hills in Arbuckle Mountains (Ulrich, 1932).


AAPG geologic province:

South Oklahoma folded belt*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).