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  • Usage in publication:
    • Jump Creek rhyolite
  • Modifications:
    • First used
  • AAPG geologic province:
    • Snake River basin
Publication:

Kittleman, L.R., Jr., 1962, Geology of the Owyhee Reservoir area, Oregon: Dissertation Abstracts, v. 22, no. 12, pt. 1, p. 4320-4321.


Summary:

Jump Creek rhyolite. Present in Owyhee Reservoir area, Oregon. Consists of as much as 500 feet of mostly extrusive grayish-red rhyolite. Overlies Sucker Creek formation; unconformably underlies Owyhee basalt. Age is late Miocene.

Source: US geologic names lexicon (USGS Bull. 1350, p. 378-379).


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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