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  • Usage in publication:
    • Bonnerton Member*
  • Modifications:
    • Named
  • Dominant lithology:
    • Limestone
    • Sand
    • Clay
    • Coquina
  • AAPG geologic province:
    • Atlantic Coast basin
Publication:

Gibson, T.G., 1983, Stratigraphy of Miocene through lower Pleistocene strata of the United States central Atlantic Coastal Plain, IN Ray, C.E., ed., Geology and paleontology of the Lee Creek Mine, North Carolina, I: Smithsonian Contributions to Paleobiology, no. 53, p. 35-80.


Summary:

Advance copy (1978). Bonnerton Member of Pungo River Formation. Consists of white to light gray-green phosphatic limestone and sand, calcareous clay, and coquina. Thickness at type 32 feet (10 m). Conformably overlies Belhaven Phosphatic Sand Member of Pungo River; unconformably overlies Yorktown Formation. Age is middle Miocene.
Type section (subsurface): depth-interval 120 to 152 ft (37 to 46 m), corehole AU-1-GRL, near Aurora, Aurora 7.5-min quadrangle, Beaufort Co., NC. Named from the town of Bonnerton, Beaufort Co., NC (Albemarle embayment).

Source: Modified from 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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