Underhill Formation - quartzite, granofels, and metawacke

Local lenses of white to pale-gray quartzite, quartz-albite granofels, quartz-granule chlorite (┬▒biotite) metawacke. Cover rocks north of the Lincoln Mountain massif.
State Vermont
Name Underhill Formation - quartzite, granofels, and metawacke
Geologic age Cambrian and Neoproterozoic
Lithologic constituents
Major
Metamorphic > Granoblastic > GranofelsWhite to pale-gray quartz-albite granofels.
Metamorphic > Metasedimentary > Metaclastic > Metasandstone > MetagraywackeWhite to pale-gray quartz-granule chlorite (┬▒biotite) metawacke.
Metamorphic > Metasedimentary > Metaclastic > QuartziteWhite to pale-gray quartzite.
References
NGMDB product
Counties Addison - Franklin - Lamoille