Sandy Hook Formation

Sandy Hook Formation
Stratigraphic range: Maastrichtian ~66.0–72.1 Ma

An Choristothyris plicata, lampshell, collected at Navesink Formation, near Poricy Brook, New York
Type Geological formation
Underlies Navesink Formation
Overlies Mount Laurel Formation
Area 100 miles (160 km) then an additional 100 fathoms (180 m) into the Atlantic Ocean[1]
Lithology
Primary Sand, quartz, massive, dark-gray, fossiliferous, feldspar, muscovite, chlorite, and biotite are minor sand constituents
Location
Coordinates 40°23′58″N 73°58′36″W / 40.399429°N 73.976639°W / 40.399429; -73.976639
Region Atlantic coastal plain of the Coastal Province of North America
Country United States
Extent Monmouth County, New Jersey
Type section
Named for Sandy Hook, New Jersey
Location Sandy Hook, New Jersey
Coordinates 40°24′N 74°00′W / 40.4°N 74.0°W / 40.4; -74.0
Approximate paleocoordinates 40°36′N 49°30′W / 40.6°N 49.5°W / 40.6; -49.5
Region New Jersey
Country United States
Thickness at type section up to 40 feet (10 m)

The Sandy Hook Formation is a geologic formation in New Jersey. It preserves fossils dating back to the Cretaceous period.

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.


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