Belgrade Formation

The Belgrade Formation is a limestone geologic formation in North Carolina characterized by limestone coquina mixed with sand, and thinly laminated clays.[1] It preserves fossils dating back to the Paleogene period.

Belgrade Formation
Stratigraphic range: Miocene
TypeFormation
Sub-unitsPollocksville Member, Haywood Landing Member
Lithology
Primarylimestone sand
Otherclay
Location
Region North Carolina
Country United States
Type section
Named forBelgrade, North Carolina

Description

The Belgrade Formation is composed of two subunits: the Pollocksville Member and the Haywood Landing member. The Pollocksville member is composed of unconsolidated oyster shells and sand. It was deposited in the early Miocene. The Haywood Landing member is composed of shelly sands and thinly laminated clays. The Belgrade Formation was originally considered part of an Eocene formation called the Trent Marl before it was identified as being deposited in the Miocene and split off.[1]

See also

References

  1. Ward, Lauck W.; Lawrence, David R.; Blackwelder, Blake W. (1979). "Stratigraphic revision of the middle Eocene, Oligocene, and lower Miocene; Atlantic Coastal Plain of North Carolina" (PDF). U.S. Geological Survey Bulletion. 1457-F: 3–10. Retrieved 26 June 2018.


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