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  • Usage in publication:
    • Wabash Detroit Formation*
  • Modifications:
    • Named
  • AAPG geologic province:
    • Okanogan province
Publication:

Miller, F.K., 1996, Geologic map of the Empey Mountain area, Stevens County, Washington: U.S. Geological Survey Miscellaneous Investigations Series Map, I-2493, 1 sheet, scale 1:48,000


Summary:

Unit is named the Wabash Detroit Formation. Consists of dolomite with subordinate argillite, quartzite, and carbonate-bearing quartzite and siltite; may also contain greenstone in upper part of formation. Thickness is about 240 m. Overlies the Chamokane Creek Formation (new); underlies the McHale Slate. Age is Middle Proterozoic.

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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