Wappinger Group (NYOCAw;3)

Wappinger Group

(Including Fishkill limestone and dolostone): Copake Formation ?-limestone, dolostone; Rochdale Formation-limestone, dolostone; Halcyon Lake Dolostone-locally cherty; Briarcliff Dolostone; Pine Plains Formation-dolostone, shale, oolite; Stissing Formation-dolostone, shale.

State	New York
Name	Wappinger Group
Geologic age	Cambrian - Lower Ordovician
Lithologic constituents	Major Sedimentary > Carbonate > Dolostone Sedimentary > Carbonate > Limestone Minor Sedimentary > Clastic > Mudstone > ShalePine Plains Formation-dolostone, shale, oolite; Stissing Formation-dolostone, shale Incidental Sedimentary > Chemical > ChertHalcyon Lake Dolostone-locally cherty
Comments	part of Wappinger and Stockbridge Groups, Poughquag Quartzite, and Metamorphic Equivalents up to 4000 ft. (1200 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	NGMDB product page for 98670
Counties	Dutchess - Orange - Ulster

Wappinger Group

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.