Mineral Resources
Online Spatial Data
Geology
by state
New York geologic units
Geologic units in Richmond county, New York
Additional scientific data in this geographic area
Raritan Formation
(Upper Cretaceous)
at surface, covers 56 % of this area
Clay, silty clay, sand, gravel.
Serpentinite
(Lower Ordovician)
at surface, covers 27 % of this area
Serpentinite.
Palisade Diabase
(Early Jurassic)
at surface, covers 11 % of this area
Palisade Diabase
Stockton Formation
(Upper Triassic)
at surface, covers 6 % of this area
Arkose, conglomerate, and mudstone.