West Charleston pluton

Dark-gray, medium- to coarse-grained, massive, quartz-biotite-hornblende (±pyroxene) gabbro and diorite. Igneous rocks of the Northeast Kingdom batholith of Ayuso and Arth (1992). Part of the New Hampshire Plutonic Suite.
State Vermont
Name West Charleston pluton
Geologic age Devonian
Lithologic constituents
Major
Igneous > Plutonic > Dioritic > Diorite (Pluton)Dark-gray, medium- to coarse-grained, massive, quartz-biotite-hornblende (±pyroxene) gabbro and diorite.
Igneous > Plutonic > Gabbroic > Gabbro (Pluton)Dark-gray, medium- to coarse-grained, massive, quartz-biotite-hornblende (±pyroxene) gabbro and diorite.
References
NGMDB product
Counties Orleans