Usage:
Honolulu Volcanics (HI*)
Honolulu Formation (HI)
Subunits:
Aliamanu flow (informal) (HI*).
Geologic age:
Quaternary (Pleistocene)*
Type section, locality, area and/or origin of name:
Named from occurrence in city of Honolulu and environs [Honolulu, Kaneohe, Koko Head, Mokapu, and Puuloa 7.5-min quadrangles], Island of Oahu, HI. Present as many small masses and valley-filling lava flows covering about 27 sq mi on both southwest and northeast flanks of southeast end of Koolau Range (Stearns, IN Stearns and Vaksvik, 1935).
AAPG geologic province:
Oahu*
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 ([ ]).