Forestdale Formation - phyllite and dolostone breccia member

Dark-gray to sooty-black carbonaceous phyllite, interbedded dolostone boulder conglomerate to breccia, and blue- and gray-mottled sulfidic dolostone. Cover rocks of the Lincoln Mountain massif and northwestern flank of the Green Mountain massif.
State Vermont
Name Forestdale Formation - phyllite and dolostone breccia member
Geologic age Lower Cambrian and Neoproterozoic
Lithologic constituents
Major
Sedimentary > Carbonate > DolostoneInterbedded dolostone boulder conglomerate to breccia, and blue- and gray-mottled sulfidic dolostone.
Sedimentary > Clastic > Conglomerate (Bed)Interbedded dolostone boulder conglomerate to breccia.
Metamorphic > Metasedimentary > Metaclastic > PhylliteDark-gray to sooty-black carbonaceous phyllite.
References
NGMDB product
Counties Addison - Rutland