State | Virginia |
---|---|
Name | Piney Branch Complex |
Geologic age | Proterozoic Z-Cambrian |
Lithologic constituents |
Major
Metamorphic > Metaigneous > Serpentinite
Metamorphic > Schist
Minor
Igneous > Plutonic > Graniticplagiogranite
|
Comments | Western Piedmont (Northern) |
References | Virginia Division of Mineral Resources, 1993, Geologic Map of Virginia: Virginia Division of Mineral Resources, scale 1:500,000.Virginia Division of Mineral Resources, 2003, Digital Representation of the 1993 Geologic Map of Virginia, Publication 174, CD ROM (ISO-9660) contains image file, expanded explanation in pdf, and ESRI shapefiles, scale 1:500,000.USGS Geologic Names lexicon found at: http://ngmdb.usgs.gov/Geolex/https://ngmdb.usgs.gov/Geolex/search |
NGMDB product | |
Counties | Fairfax - Prince William - Fairfax |