Usage:
Vampire Formation (AZ*)
Geologic age:
Triassic(?)*
Jurassic*
Type section, locality, area and/or origin of name:
Type section: trends south-southwest from center of west edge of sec. 12 to east-central part of sec. 11, T. 10 N., R. 17 W., Mohave Co., AZ (Reynolds and Spencer, 1989).
AAPG geologic province:
Plateau sedimentary 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 ([ ]).