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National Geologic Map Database
Map showing publication footprint
  • Usage in publication:
    • Haverhill Granodiorite*
  • Modifications:
    • Areal extent
  • AAPG geologic province:
    • New England province
Publication:

Moench, R.H., 1990, The Piermont allochthon, northern Connecticut Valley area, New England; Preliminary description and resource implications, IN Slack, J.F., ed., Summary results of the Glens Falls CUSMAP Project, New York, Vermont, and New Hampshire: U.S. Geological Survey Bulletin, 1887-J, p. J1-J23.


Summary:

Haverhill Granodiorite shown on geologic map within Rangeley Formation (members B and C, undivided) north of Piermont, NH. Age is Devonian.

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


Map showing publication footprint
  • Usage in publication:
    • Haverhill Granodiorite*
  • Modifications:
    • Overview
  • AAPG geologic province:
    • New England province
Publication:

Lyons, J.B., Bothner, W.A., Moench, R.H., and Thompson, J.B., Jr., 1997, Bedrock geologic map of New Hampshire: U.S. Geological Survey [State Geologic Map], 2 sheets, scale 1:250,000 and 1:500,000, Prepared in cooperation with DOE and State of New Hampshire


Summary:

Not shown on 1:250,000-scale geologic map, but is used as Haverhill Granodiorite on 1:500,000-scale derivative map showing plutons. [No age given.]

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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