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Devonian intrusive rocks

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Binary and biotite granite and granodiorite, undifferentiated. Includes small dikes labeled Dg. Part of the New Hampshire Plutonic Suite.
State Vermont
Name Devonian intrusive rocks
Geologic age Devonian
Lithologic constituents
Major
Igneous > Plutonic > Granitic > GranodioriteBinary and biotite granite and granodiorite.
Igneous > Plutonic > Granitic > GraniteBinary and biotite granite and granodiorite.
References

Ratcliffe, N.M., Stanley, R.S., Gale., M.H., Thompson, P.J., and Walsh, G.J., 2011, Bedrock geologic map of Vermont: U.S. Geological Survey Scientific Investigations Map 3184, 3 sheets, scale 1:100,000.

https://pubs.er.usgs.gov/publication/sim3184
NGMDB product
Counties Caledonia - Essex - Orange - Orleans - Washington