Hoosac Formation - schist member

Lustrous, dark-gray to silvery-gray tourmaline-muscovite-biotite-quartz schist and steel-gray muscovitic quartzite. Eastern flank of the Green Mountain massif and eastern domes.
State Vermont
Name Hoosac Formation - schist member
Geologic age Lower Cambrian and Neoproterozoic
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metaclastic > QuartziteSteel-gray muscovitic quartzite.
Metamorphic > Schist > Mica-schistLustrous, dark-gray to silvery-gray tourmaline-muscovite-biotite-quartz schist.
References
NGMDB product
Counties Windham