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Monmouth Group, Matawan Group and Magothy Formation

Monmouth Group, Matawan Group and Magothy Formation - silty clay, glauconitic sandy clay, sand, gravel.
State New York
Name Monmouth Group, Matawan Group and Magothy Formation
Geologic age Upper Cretaceous
Comments part of Coastal Plain Sediments 0-2000 ft. (0-600 m).
Primary rock type clay or mud
Secondary rock type silt
Other rock types sand; gravel
Lithologic constituents
Map references
NYS Museum, NYS Geological Survey, NYS Museum Technology Center, 1999, 1:250,000 Bedrock geology of NYS, data is distributed in ARC/INFOr EXPORT format (with ".e00" extension) in 5 seperate files based on printed map sheets, http://www.nysm.nysed.gov/gis.html.
Unit references
D. W. Fisher; Y. W. Isachsen, L. V. Rickard, 1970, Geologic Map of New York State, consisting of 5 sheets: Niagara, Finger Lakes, Hudson-Mohawk, Adirondack, and Lower Hudson, New York State Museum and Science Service, Map and Chart Series No. 15, scale 1:250000.
Counties Kings - Nassau - Queens - Suffolk