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Geologic Unit: Watauga River
Map showing publication footprint
  • Usage in publication:
    • Watauga River Gneiss
  • Modifications:
    • Named
  • Dominant lithology:
    • Gneiss
  • AAPG geologic province:
    • Piedmont-Blue Ridge province
Publication:

Bartholomew, M.J., and Lewis, S.E., 1984, Evolution of Grenville massifs in the Blue Ridge geologic province, southern and central Appalachians, IN Bartholomew, M.J., ed., The Grenville event in the Appalachians and related topics: Geological Society of America Special Paper, 194, p. 229-254.


Summary:

The Watauga River Gneiss of the Forge Creek Suite is here named in the Watauga massif in the Blue Ridge of Tennessee and North Carolina. It consists of granitoid lacking abundant biotite and is gradational into the Comers Gneiss of the Forge Creek Suite. Age is Middle Proterozoic based on a Rb-Sr age of 1175 m.y.

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 ([ ]).

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