Waits River Formation - carbonaceous phyllite and limestone member

Dark-gray to silvery-gray, lustrous, carbonaceous muscovite-biotite-quartz (±garnet) phyllite containing abundant beds of punky-brown-weathering, dark-bluish-gray micaceous quartz-rich limestone in beds ranging from 10 cm to 10 m thick. Part of the Connecticut Valley Trough.
State Vermont
Name Waits River Formation - carbonaceous phyllite and limestone member
Geologic age Lower Devonian and Upper Silurian
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)Abundant beds of punky-brown-weathering, dark-bluish-gray micaceous quartz-rich limestone in beds ranging from 10 cm to 10 m thick.
Metamorphic > Metasedimentary > Metaclastic > PhylliteDark-gray to silvery-gray, lustrous, carbonaceous muscovite-biotite-quartz (±garnet) phyllite.
References
NGMDB product
Counties Caledonia - Essex - Orange - Orleans - Washington - Windham - Windsor