|Comments||Part of Champlain and Vermont Valleys|
|Primary rock type||quartzite|
|Secondary rock type||dolostone (dolomite)|
|Other rock types|
Metamorphic > Metasedimentary > Metaclastic > QuartziteDistinctively red quartzite interbedded with lesser buff and white quartzite. The quartzites thin to the east, and they become gray and phyllitic to the east and south.
Sedimentary > Carbonate > Dolostonerelatively thick sections of dolomite like that of the Winooski
Nicholson, S.W., Dicken, C.L., Horton, J.D., Foose, M.P., Mueller, J.A.L., and Hon, Rudi, 2006, Preliminary integrated geologic map databases for the United States: Connecticut, Maine, Massachusetts, New Hampshire, New Jersey, Rhode Island, and Vermont: U.S. Geological Survey Open-File Report 2006-1272.
Doll, C.G., Cady, W.M., Thompson, J.B., Jr., and Billings, M.P., 1961, Centennial Geologic Map of Vermont: Vermont Geological Survey, Miscellaneous Map MISCMAP-01, scale 1:250,000.
|Counties||Addison - Bennington - Chittenden - Rutland|