Tyson Formation - quartzite member

Gray to very light gray, vitreous and nonvitreous, massive to thin-bedded quartzite, magnetite and biotite quartzite, and feldspathic quartz-ite, locally interbedded with dolostone. Similar to quartzite in the Forestdale Formation (CZfq). Eastern and western flank of the Green Mountain massif.
State Vermont
Name Tyson Formation - quartzite member
Geologic age Lower Cambrian and Neoproterozoic
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metaclastic > QuartziteGray to very light gray, vitreous and nonvitreous, massive to thin-bedded quartzite, magnetite and biotite quartzite, and feldspathic quartzite.
Minor
Sedimentary > Carbonate > DolostoneLocally interbedded with dolostone.
References
NGMDB product
Counties Rutland - Windsor