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  • Usage in publication:
    • Ward Gap Basalt Member*†
  • Modifications:
    • Abandoned
Publication:

Swanson, D.A., Wright, T.L., Hooper, P.R., and Bentley, R.D., 1979, Revisions in stratigraphic nomenclature of the Columbia River Basalt Group, IN Contributions to stratigraphy, 1979: U.S. Geological Survey Bulletin, 1457-G, p. G1-G59.


Summary:

Name abandoned. Rocks formerly assigned to Ward Gap are reassigned to the Elephant Mountain Member because of their similarity to Elephant Mountain at its "type". Elephant Mountain is one of ten members of the Saddle Mountains Basalt (rank raised) of the Columbia River Basalt Group.

Source: GNU records (USGS DDS-6; Denver 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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