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Waits River Formation, Ayers Cliff Member

Waits River Formation, Ayers Cliff Member - Siliceous crystalline limestone containing thin beds of slate and phyllite north of the Lamoille River.
StateVermont
NameWaits River Formation, Ayers Cliff Member
Geologic ageDevonian
Original map labelDwa
CommentsPart of Eastern Vermont
Primary rock typelimestone
Secondary rock typeslate
Other rock typesphyllite
Lithologic constituents
Major
Sedimentary > Carbonate > Limestonesiliceous crystalline limestone
Incidental
Metamorphic > Metasedimentary > Metaclastic > Slate
Metamorphic > Metasedimentary > Metaclastic > Phyllite
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.
Geographic coverageCaledonia - Orleans

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