Greenstones and tuffs and/or basalt

Greenstones and tuffs and/or basalt
State New York
Name Greenstones and tuffs and/or basalt
Geologic age Cambrian?
Lithologic constituents
Major
Igneous > Volcanic > Mafic-volcanic > Basalt
Igneous > Volcanic (Pyroclastic-tuff)
Metamorphic > Metaigneous > Greenstone
Comments part of Eugeosynclinal (Allochthonous) Sequence up to 6000 ft.? (2000 m).
References

Fisher, D.W., Isachsen, Y.W., and Rickard, L.V., 1970, Geologic Map of New York State, consisting of 5 sheets: Niagara, Finger Lakes, Hudson-Mohawk, Adirondack, and Lower Hudson, New York State Museum and Science Service, Map and Chart Series No. 15, scale 1:250,000.

NGMDB product
Counties Columbia - Rensselaer