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Waits River Formation, Barton River Member

Waits River Formation, Barton River Member - Interbedded siliceous crystalline limestone and sercite-quartz-chlorite phyllite in northern Vermont; diopsidic limestone and cordierite hornfels at contacts with granitic dikes and sills.
NameWaits River Formation, Barton River Member
Geologic ageDevonian
Original map labelDwb
CommentsPart of Eastern Vermont
Primary rock typelimestone
Secondary rock typephyllite
Other rock typeshornfels; granite
Lithologic constituents
Metamorphic > Metasedimentary > Metaclastic > Phyllitesercite-quartz-chlorite phyllite
Sedimentary > Carbonate > Limestoneinterbedded siliceous crystalline limestone; diopsidic limestone
Metamorphic > Granoblastic > Hornfelscordierite hornfels at contacts with granitic dikes and sills
Igneous > Plutonic > Granitic (Dike or sill)granitic dikes and sills
Map references
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.
Unit references
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.

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