Palisade Diabase (NYTRp;3)

State	New York
Name	Palisade Diabase
Geologic age	Early Jurassic
Lithologic constituents	Major Igneous > Volcanic > Mafic-volcanic > Basalt (Diabase)gray, white, and black dense rock composed mostly of plagioclase feldspar, augite, and quartz.
Comments	part of Newark Group 0-7000 ft. (0-2100 m). Unit description and age change from USGS Lexicon website (ref. NY046) and reference NY003:Occurs in a belt that stretches northeast to southwest in the northwest portion of western Staten Island, NY, adjacent to a belt of Lockatong Formation. It is a gray, white, and black dense rock composed mostly of plagioclase feldspar, augite, and quartz, and exhibits very little weathering and fracturing (Pagano, 1994).
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. Pagano, T.S., 1994, The geology of western Staten Island, New York, north and south of the Fall Line, IN Benimoff, A.L., ed., Geology of Staten Island, New York; field guide and proceedings: Geological Association of New Jersey Annual Field Conference, v. 11, 11th Annual Meeting, October 14-15, 1994, p. 61-84. USGS Geologic Names lexicon found at: http://ngmdb.usgs.gov/Geolex/ https://ngmdb.usgs.gov/Geolex/search
NGMDB product	NGMDB product page for 98670
Counties	Richmond - Rockland

State

Name

Palisade Diabase

Geologic age

Early Jurassic

Lithologic constituents

Major

Igneous > Volcanic > Mafic-volcanic > Basalt (Diabase)gray, white, and black dense rock composed mostly of plagioclase feldspar, augite, and quartz.

Comments

part of Newark Group 0-7000 ft. (0-2100 m). Unit description and age change from USGS Lexicon website (ref. NY046) and reference NY003:Occurs in a belt that stretches northeast to southwest in the northwest portion of western Staten Island, NY, adjacent to a belt of Lockatong Formation. It is a gray, white, and black dense rock composed mostly of plagioclase feldspar, augite, and quartz, and exhibits very little weathering and fracturing (Pagano, 1994).

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.

Pagano, T.S., 1994, The geology of western Staten Island, New York, north and south of the Fall Line, IN Benimoff, A.L., ed., Geology of Staten Island, New York; field guide and proceedings: Geological Association of New Jersey Annual Field Conference, v. 11, 11th Annual Meeting, October 14-15, 1994, p. 61-84.

USGS Geologic Names lexicon found at: http://ngmdb.usgs.gov/Geolex/

https://ngmdb.usgs.gov/Geolex/search

NGMDB product

NGMDB product page for 98670

Counties

Richmond - Rockland