Whitehall Formation - dolostone

Predominantly light-gray and pinkish-gray, coarse-grained dolostone and cherty dolostone. Part of the Beekmantown Group. Rocks of the Laurentian Margin. Part of the Adirondack lowlands and Lake Champlain lowlands (west of the Orwell and Champlain thrusts).
State Vermont
Name Whitehall Formation - dolostone
Geologic age Lower Ordovician and Upper Cambrian
Lithologic constituents
Major
Sedimentary > Carbonate > DolostonePredominantly light-gray and pinkish-gray, coarse-grained dolostone and cherty dolostone.
Incidental
Sedimentary > Chemical > ChertCherty dolostone.
References
NGMDB product
Counties Addison - Chittenden - Rutland