It is known for its Cretaceous period fossil shell beds and dinosaur bones.

There is a 5 mya gap between the Navesink and Mount Laurel Formations.

[3][4] The Navesink has the highest radon gas potential of the New Jersey geologic[5] formations.

There are several locations where the Navesink Formation is visible including Poricy Park in Middletown, New Jersey which has several exposures along Poricy Brook.

There is also exposure in Big Brook Park in Marlboro, NJ.