State | Vermont |
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Name | Ammonoosuc Volcanics of Billings (1935) - metasiltstone and phyllite |
Geologic age | Upper and Middle Ordovician |
Lithologic constituents | Major
Metamorphic > Metasedimentary > Metaclastic > Metasandstone > MetagraywackeMedium-gray feldspathic metawacke.
Metamorphic > Metasedimentary > Metaclastic > PhylliteMedium-light-bluish-gray, medium-bluish-gray, medium-dark-gray, to medium-dark-greenish-gray metasiltstone and phyllite.
Metamorphic > Metasedimentary > Metaclastic > MetasiltstoneMedium-light-bluish-gray, medium-bluish-gray, medium-dark-gray, to medium-dark-greenish-gray metasiltstone and phyllite.
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References | |
NGMDB product | |
Counties | Caledonia - Essex |