Pinnacle Formation - light-gray phyllitic conglomerate member

Feldspathic biotite phyllitic metawacke interlayered with lenses of quartz, feldspar, and gneiss-pebble to -cobble conglomerate. Cover rocks of the Lincoln Mountain massif and northwestern flank of the Green Mountain massif.
State Vermont
Name Pinnacle Formation - light-gray phyllitic conglomerate member
Geologic age Cambrian and Neoproterozoic
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metaclastic > Metasandstone > MetagraywackeFeldspathic biotite phyllitic metawacke.
Sedimentary > Clastic > Conglomerate (Lens)Lenses of quartz, feldspar, and gneiss-pebble to -cobble conglomerate.
References
NGMDB product
Counties Addison - Rutland