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Averill pluton

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Gray to pink, medium- to coarse-grained garnet-muscovite-biotite granite and pegmatite, undifferentiated. Igneous rocks of the Northeast Kingdom batholith of Ayuso and Arth (1992). Part of the New Hampshire Plutonic Suite.
State Vermont
Name Averill pluton
Geologic age Devonian
Lithologic constituents
Major
Igneous > Plutonic > Granitic > Leucocratic-granitic > PegmatiteGray to pink, medium- to coarse-grained garnet-muscovite-biotite granite and pegmatite.
Igneous > Plutonic > Granitic > GraniteGray to pink, medium- to coarse-grained garnet-muscovite-biotite granite and pegmatite.
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 Essex - Orleans