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Geologic Unit: Kaau
Map showing publication footprint
  • Usage in publication:
    • Kaau mud flow
  • Modifications:
    • Named
  • Dominant lithology:
    • Mud
  • AAPG geologic province:
    • Oahu
Publication:

Stearns, H.T., 1940, Supplement to the geology and ground-water resources of the Island of Oahu, Hawaii: Hawaii Division of Hydrography Bulletin, no. 5, 164 p.


Summary:

[Apparently named for Kaau volcanics]. Also referred to as Palolo Valley mud flow. Is well exposed 1 mi above mouth of Waiomao Stream along private road excavated in 1939 [Island of Oahu]. Consists chiefly of small nodules of Kaau basalt, few bombs and olivine segregations and numerous fragments of Koolau basalt set in gray dirty matrix. No bedding present. Deposit reaches height of 60 ft above adjacent Kaau basalt.

Source: GNU records (USGS DDS-6; Menlo GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Kaau mud flow
  • Modifications:
    • Age modified
  • AAPG geologic province:
    • Oahu
Publication:

Macdonald, G.A., and Davis, D.A., 1956, Zone des Hawaii, Chapter 2, IN Avias, Jacques, and others, Oceanie proprement dite; Fasc. 2 of V. 6, Oceanie: Lexique Stratigraphique International, p. 70-143(?)., Prepared by the Centre National de la Recherche Scientifique (Paris), International Geological Congress, Commission on Stratigraphy


Summary:

Probably correlative with Kaau volcanics in lower part of Honolulu volcanic series. Locally rests on tuff of Kaau volcanics. Contains few molds of wood fragments but no identifiable fossils. Assigned Pleistocene age.

Source: GNU records (USGS DDS-6; Menlo GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Kaau Mud Flow†
  • Modifications:
    • Abandoned
  • AAPG geologic province:
    • Oahu
Publication:

Langenheim, V.A.M., and Clague, D.A., 1987, Stratigraphic framework of volcanic rocks of the Hawaiian Islands, Part II, IN The Hawaiian-Emperor volcanic chain, Chapter 1, OF Decker, R.W., Wright, T.L., and Stauffer, P.H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper, v. 1, 1350, p. 55-84. [http://ngmdb.usgs.gov/Prodesc/proddesc_42485.htm]


Summary:

Abandoned as formally named unit and made part of informal unit called Kaau flows (and associated tuff and mudflow deposits) of Honolulu Volcanics.

Source: GNU records (USGS DDS-6; Menlo GNULEX).


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 ([ ]).

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