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 |