- Usage in publication:
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- Stuart Creek Gneiss
- Modifications:
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- Named
- Dominant lithology:
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- Gneiss
- AAPG geologic province:
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- Piedmont-Blue Ridge province
Summary:
Granitic augen gneiss that occupies the cores of four structural domes in the Sauratown Mountains anticlinorium in Virginia is here named the Stuart Creek Gneiss. It ranges in texture from porphyroblastic gneiss to augen gneiss, to flaser gneiss. Unconformably underlies metasedimentary rocks correlated with the Lynchburg Group. Age is Middle Proterozoic, based on similar rocks dated at 1,192 Ma.
Source: GNU records (USGS DDS-6; Reston 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 ([ ]).