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Geologic Unit: Rocky Point
Map showing publication footprint
  • Usage in publication:
    • Rocky Point Member
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Sandstone
    • Limestone
Publication:

Wheeler, W.H., and Curran, H.A., 1974, Relation of Rocky Point Member (Peedee Formation) to Cretaceous-Tertiary boundary in North Carolina: American Association of Petroleum Geologists Bulletin, v. 58, no. 9, p. 1751-1757. [Available online, with subscription, from AAPG archives: http://www.aapg.org/datasystems or http://search.datapages.com]


Summary:

Pg. 1751-1757. Rocky Point Member of Peedee Formation. Alternating biosparrudite and quartz arenite. Thickness 10 m at type. Unconformably underlies Castle Hayne Formation. Recognized in North Carolina and South Carolina. Age is Late Cretaceous.
Type locality: Superior Stone Comapany quarry, 5.6 km northeast of Castle Hayne, New Hanover Co., southeastern NC. Named from town of Rocky Point, 11 km west-northwest of type locality.

Source: US geologic names lexicon (USGS Bull. 1520, p. 264).


Map showing publication footprint
  • Usage in publication:
    • Rocky Point Member
  • Modifications:
    • Geochronologic dating
  • AAPG geologic province:
    • Atlantic Coast basin
Publication:

Baum, G.R., Harris, W.B., and Zullo, V.A., 1978, Stratigraphic revision of the exposed middle Eocene to lower Miocene formations of North Carolina: Southeastern Geology, v. 20, no. 1, p. 1-19.


Summary:

Age is Late Cretaceous based on glauconite pellets according to Harris and Bottino (1974). Rb-Sr yields an average of 67.6 Ma.

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


Map showing publication footprint
  • Usage in publication:
    • Rocky Point†
  • Modifications:
    • Abandoned
  • AAPG geologic province:
    • Atlantic Coast basin
Publication:

Ward, L.W., and Blackwelder, B.W., 1979, Scotts Hill Member (new name) of the Cretaceous Peedee Formation of southeasternmost North Carolina and east-central South Carolina, IN Sohl, N.F., and Wright, W.B., Changes in stratigraphic nomenclature by the U.S. Geological Survey, 1978: U.S. Geological Survey Bulletin, 1482-A, p. A87-A88.


Summary:

Scotts Hill named as a member of the Peedee Formation. Strata formerly called Rocky Point Member of the Peedee by Wheeler and Curran (1974). Name changed from Rocky Point Member to Scotts Hill Member because name Rocky Point preempted by the Cretaceous unit in Oregon and numerous other units of different ages and localities.

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


Map showing publication footprint
  • Usage in publication:
    • Rocky Point Member
  • Modifications:
    • Overview
  • AAPG geologic province:
    • Atlantic Coast basin
Publication:

Harris, W.B., Thayer, P.A., and Curran, H.A., 1986, The Cretaceous-Tertiary boundary on the Cape Fear arch, North Carolina, U.S.A.: Cretaceous Research, v. 7, no. 1, p. 1-17.


Summary:

Name Rocky Point Member of Peedee Formation, rather than Scotts Hill Member of Ward and Blackwelder (1979), used in this report as it is well established in the literature.

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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