Sandy Hook Formation

Sandy Hook Formation
Stratigraphic range: Maastrichtian ~
An Choristothyris plicata, lampshell, collected at Navesink Formation, near Poricy Brook, New York
TypeGeological formation
Unit ofMonmouth Group
UnderliesTinton Formation
OverliesNavesink Formation
Area100 miles (160 km) then an additional 100 fathoms (180 m) into the Atlantic Ocean[1]
Lithology
PrimarySand, quartz, massive, dark-gray, fossiliferous, feldspar, muscovite, chlorite, and biotite are minor sand constituents
Location
Coordinates40°23′58″N 73°58′36″W / 40.399429°N 73.976639°W / 40.399429; -73.976639
RegionAtlantic coastal plain of the Coastal Province of North America
CountryUnited States
ExtentMonmouth County, New Jersey
Type section
Named forSandy Hook, New Jersey
LocationSandy Hook, New Jersey
Coordinates40°24′N 74°00′W / 40.4°N 74.0°W / 40.4; -74.0
Approximate paleocoordinates40°36′N 49°30′W / 40.6°N 49.5°W / 40.6; -49.5
RegionNew Jersey
CountryUnited States
Thickness at type sectionup to 40 feet (10 m)

The Sandy Hook Formation or Red Bank Formation is a geologic formation in New Jersey. It preserves fossils dating back to the Cretaceous period.[2]

See also

References

  1. ^ "Sandy Hook Bay, New Jersey Coastal Storm Risk Management Feasibility Study" (PDF). March 2015. pp. 17–18. Retrieved 6 September 2016.
  2. ^ "Geolex — RedBank publications". ngmdb.usgs.gov. Retrieved 2025-01-18.


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