Usage:
Harts Pass Formation (WA)
Geologic age:
Early Cretaceous
Type section, locality, area and/or origin of name:
Type area: 3 mi northwest and southeast of Harts Pass, in sec. 7, T. 37 N., R. 18 E., [Lat. 48 deg. 43 min. 15 sec. N., Long. 120 deg. 40 min. 08 sec. W., Slate Peak 7.5-min quadrangle], Whatcom and Okanogan Cos., WA (Barksdale, 1975).
AAPG geologic province:
Northern Cascade Range-Okanagan province
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 ([ ]).