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  • Usage in publication:
    • Deep Kill shale
  • Modifications:
    • Named
  • Dominant lithology:
    • Shale
  • AAPG geologic province:
    • New England province
Publication:

Ruedemann, Rudolf, 1902, The graptolite (Levis) facies of the Beekmantown formation in Rensselaer County, New York, IN Clarke, J.M., Report of the State Paleontologist, 1901: New York State Museum Bulletin, no. 52, p. 546-575.


Summary:

Named the Deep Kill shale for Deep Kill River in Rensselaer Co., NY. Recognized three graptolite zones in section of Deep Kill within the Beekmantown in vicinity of Albany. Unit is of Early Ordovician age.

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


Map showing publication footprint
  • Usage in publication:
    • Deepkill shale
  • Modifications:
    • Areal extent
  • AAPG geologic province:
    • New England province
Publication:

Osberg, P.H., 1952, The Green Mountain anticlinorium in the vicinity of Rochester and East Middlebury, Vermont: Vermont Geological Survey Bulletin, no. 5, 127 p.


Summary:

Geographically extended the Deepkill shale to west-central VT. Correlation chart shows the Deepkill in the Taconic sequence above the Schaghticoke shale and below the Bald Mountain limestone. The Deepkill is of Early Ordovician age.

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 ( ).

Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).

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