Monkton Quartzite

Reddish-brown, pebbly, thin- to thick-bedded sandstone, orangey-gray- and buff-weathering well-bedded dolostone, and reddish-brown-weathering dolomitic quartzite. Unit discontinuous in southern Vermont. Vermont Valley sequence and Middlebury synclinorium (above the Orwell and Champlain thrusts).
State Vermont
Name Monkton Quartzite
Geologic age Middle Cambrian
Lithologic constituents
Major
Sedimentary > Carbonate > Dolostone (Bed)Orangey-gray- and buff-weathering well-bedded dolostone; reddish-brown-weathering dolomitic quartzite.
Sedimentary > Clastic > Sandstone (Bed)Reddish-brown, pebbly, thin- to thick-bedded sandstone.
Metamorphic > Metasedimentary > Metaclastic > QuartziteReddish-brown-weathering dolomitic quartzite.
References
NGMDB product
Counties Addison - Bennington - Chittenden - Rutland