Taconic Melange (NYOtm;1)

Taconic Melange - chaotic mixture of Early Cambrian thru Middle Ordovician pebble to block-size clasts in a pelitic matrix of Middle Ordovician (Barneveld) age. Rims and floors earlier submarine gravity slides of Taconian Orogeny.

State	New York
Name	Taconic Melange
Geologic age	Middle Ordovician
Original map label	Otm
Comments	part of Lorraine, Trenton, and Black River Groups up to 1600 ft. (490 m).
Primary rock type	melange
Secondary rock type
Other rock types
Lithologic constituents	Major Tectonite > Melange (Melange)chaotic mixture of Early Cambrian thru Middle Ordovician pebble to block-size clasts in a pelitic matrix of Middle Ordovician (Barneveld) age.
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. [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.
Geographic coverage	Albany - Columbia - Dutchess - Greene - Orange - Rensselaer - Saratoga - Washington