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  • Usage in publication:
    • Blickensderfer Quartz Monzonite*
  • Modifications:
    • Named
    • Geochronologic dating
  • Dominant lithology:
    • Quartz monzonite
  • AAPG geologic province:
    • Okanogan province
Publication:

Miller, F.K., 1974, Preliminary geologic map of the Newport Number 1 quadrangle, Pend Oreille County, Washington, and Bonner County, Idaho: Washington Division of Geology and Earth Resources Geologic Map, GM-7, 1 sheet, 7 p., scale 1:62,500


Summary:

Named for Blickensderfer Creek. Type locality designated as exposures in the headwaters of Blickensderfer Creek, sec. 33, T34N R45E, Newport 1 quad, Pend Oreille Co, WA. Composed of light-gray to white coarse-grained muscovite-biotite quartz monzonite. Intrudes Belt Supergroup rocks. Age is Cretaceous from K-Ar ages of 100.3 +/-2.8 and 98.6 +/-2.8 Ma on muscovite samples.

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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