Mineral Resources On-Line Spatial Data
Mineral Resources > Online Spatial Data > Geology > by state > New York Geology
Geologic units in Richmond county, New York
- Palisade Diabase (Early Jurassic) at surface, covers 10 % of this area
- Raritan Formation (Upper Cretaceous) at surface, covers 54 % of this area
Raritan Formation - clay, silty clay, sand, gravel.
- Stockton Formation (Upper Triassic) at surface, covers 6 % of this area
Stockton Formation - arkose, conglomerate, and mudstone.
- Serpentinite (Lower Ordovician) at surface, covers 26 % of this area