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National Geologic Map Database
Geologic Unit: Pittsburgh Quarry
Map showing publication footprint
  • Usage in publication:
    • Pittsburgh Quarry Bed
  • Modifications:
    • Named
  • Dominant lithology:
    • Limestone
    • Dolomite
  • AAPG geologic province:
    • Appalachian basin
Publication:

Conkin, J.E., 1991, Middle Ordovician (Mohawkian) paracontinuous stratigraphy and metabentonites of eastern North America: University of Louisville Studies in Paleontology and Stratigraphy, no. 18, 54 p.


Summary:

Pittsburgh Quarry Bed is here proposed for a 2-ft-thick interval of pink-magenta-gray-pastel green, laminated, and mud-cracked limestones and dolomites present in the upper part of the Pamelia Formation of the Black River Group. Occurs approximately 55 ft below the Barriefield Hill Metabentonite (new name) of the Lowville Formation. New unit has been recognized at Depauville, at Perch River in Jefferson Co., NY, and at Lowville, Lewis Co., NY.

Source: GNU records (USGS DDS-6; Reston GNULEX).


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates published by U.S. Geological Survey authors.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

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