- Usage in publication:
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- Windy Hill Quartz Dioritic Orthogneiss
- Modifications:
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- Named
- AAPG geologic province:
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- Okanogan province
Summary:
Unit is named the Windy Hill Quartz Dioritic Orthogneiss. Is a late synmetamorphic plutonic unit in the Okanogan Range, WA. Intrudes the Salmon Creek schists and gneisses; is intruded by the Late Cretaceous Conconully Granodiorite (new). Is of the same general age as the Leader Mountain Granodioritic Gneiss and the Reed Creek Quartz Dioritic Gneiss and is similar to them in mineralogy, texture, and structure. Age is Late Triassic or Early Jurassic. (B1565)
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 ([ ]).