Granite of Rattlesnake Hill pluton

Coarse-grained biotite-granite and fine-grained riebeckite granite. Intrudes Zdgr.
State Massachusetts
Name Granite of Rattlesnake Hill pluton
Geologic age Devonian
Lithologic constituents
Major
Igneous > Plutonic > Granitic > Granite (Pluton)Coarse-grained biotite-granite and fine-grained riebeckite granite.
Comments Part of Milford-Dedham Zone (Tertiary and Older Rocks)
References
NGMDB product
Counties Bristol - Norfolk - Plymouth