Usage:
Cawood sandstone member (informal) of Pikeville Formation of Breathitt Group (KY-local)
Cawood Sandstone Member of Breathitt Formation (KY*-local)
Recognized locally in Upper Cumberland River district. Misspelled Caywood in some reports.
Informal. The rank or lithologic term should not be capitalized.
Geologic age:
late Early Pennsylvanian (lBashkirian; Westphalian B; early, but not earliest Atokan)*
Type section, locality, area and/or origin of name:
Named from Cawood, Harlan Co., southeastern KY. Forms massive bluffs along Martins Fork of Cumberland River at Cawood (US geologic names lexicons, USGS Bull. 896, 1200).
AAPG geologic province:
Appalachian 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 ([ ]).