Mineral Resources On-Line Spatial Data
Mineral Resources > Online Spatial Data > Geology > by state > New York
|Geologic age||Upper Silurian|
|Original map label||Sv|
|Comments||part of Cobleskill Limestone and Salina Group 0-700 ft. (0-210 m) Secondary unit description from USGS website (ref. NY046) and reference NY030: Vernon Formation of Salina Group contains at least four eurypterid-bearing black shale horizons in western NY here described as lowermost(?) Harris Hill Bed (new name) at East Penfield, and Monroeav (new name), Pittsford (revised), and Barge Canal (new name) Beds at Pittsford, NY. Beds vary in thickness from approximately 1 ft for the Harris Hill to 7 ft for the Monroeav Bed. A thin dolomitic interval in the type area of the Vernon Formation in central NY containing eurypterids and fish remains is here named the Downing Brook Bed (Ciurca, 1990).|
|Primary rock type||shale|
|Secondary rock type||black shale|
|Other rock types|
Sedimentary > Clastic > Mudstone > Shale
Sedimentary > Clastic > Mudstone > Shale > Black-shale
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.
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.
|Geographic coverage||Cayuga - Herkimer - Madison - Monroe - Oneida - Onondaga - Ontario - Wayne|
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