|Geologic age||Lower Devonian|
Sedimentary > Carbonate > Limestone
Sedimentary > Chemical > Chert
Sedimentary > Clastic > Mudstone > Shale
Sedimentary > Clastic > Conglomerate
|Comments||part of Onondaga Limestone and Ulster Group 100-500 ft. (30-150 m). Secondary unit description from USGS Geologic Names lexicon (ref. NY046): Composition of the Glenerie limestone ranges from limestone to solid chert beds, soft shale, and conglomerate. Beds are very blue to nearly black in fresh exposures; characteristically weather buff brown. Thickness is about 30 ft in type exposure. Overlies the Port Ewen beds in type area, but overlies the Connelly conglomerate farther to south.|
Fisher, D.W., Isachsen, Y.W., and Rickard, L.V., 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 1:250,000.
|Counties||Albany - Greene - Schoharie|