Ironbound Mountain Formation, Felsic volcanic member

Ironbound Mountain Formation, Felsic volcanic member.
State New Hampshire
Name Ironbound Mountain Formation, Felsic volcanic member
Geologic age Lower Devonian
Lithologic constituents
Major
Igneous > Volcanic > Felsic-volcanic
Comments Part of the Grenville Terrane (Connecticut Valley Trough).
References
NGMDB product
Counties Coos