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National Geologic Map Database
Map showing publication footprint
  • Usage in publication:
    • Glastonbury Gneiss*
  • Modifications:
    • Overview
  • AAPG geologic province:
    • New England province
Publication:

Zen, E-an (editor), Goldsmith, Richard (compiler), Ratcliffe, N.M. (compiler), Robinson, Peter (compiler), Stanley, R.S. (compiler), Hatch, N.L., Jr., Shride, A.F., Weed, E.G.A., and Wones, D.R., 1983, Bedrock geologic map of Massachusetts: U.S. Geological Survey [State Geologic Map], 3 sheets, scale 1:250,000


Summary:

Used as Glastonbury Gneiss of Ordovician age.

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


Map showing publication footprint
  • Usage in publication:
    • Glastonbury Gneiss*
  • Modifications:
    • Age modified
    • Geochronologic dating
  • AAPG geologic province:
    • New England province
Publication:

Robinson, Peter, and Luttrell, G.W., 1985, Revision of some stratigraphic names in central Massachusetts, IN Stratigraphic notes, 1984: U.S. Geological Survey Bulletin, 1605-A, p. A71-A78.


Summary:

Age of Glastonbury Gneiss is changed from Devonian of Snyder (1970) to Ordovician on basis of radiometric dating by Leo and others (1984).

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


Map showing publication footprint
  • Usage in publication:
    • Glastonbury Gneiss*
  • Modifications:
    • Age modified
  • AAPG geologic province:
    • New England province
Publication:

Rodgers, John, 1985, Bedrock geological map of Connecticut: Connecticut Geological and Natural History Survey, scale 1:125,000


Summary:

Glastonbury Gneiss of Middle(?) Ordovician age used in Bronson Hill anticlinorium. [No explanation given for age change in CT.]

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


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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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