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Shaw Mountain Formation

Shaw Mountain Formation - Quartzite, quartz conglomerate, cummingtonite schist, amphibolite, and quartz-sericite schist with porphyroblasts of biotite and garnet.
StateVermont
NameShaw Mountain Formation
Geologic ageSilurian
Original map labelSs
CommentsPart of Eastern Vermont
Primary rock typequartzite
Secondary rock typeconglomerate
Other rock typesschist; amphibolite; mica schist
Lithologic constituents
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 - Orange - Orleans - Washington - Windham - Windsor

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