Usage:
Step Conglomerate (AK*)
Geologic age:
Permian, Early*
Type section, locality, area and/or origin of name:
Type section: in Step Mountains, from NE/4 sec. 20 to SE/4 sec. 28, T. 8 N., R. 31 E., Charley River C-1 and B-1 quadrangles (scale 1:63,360), AK (Brabb, 1969).
AAPG geologic province:
Alaska East-Central region*
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 ([ ]).