Bear Bluff Formation

One of the older coastal terrace sequences in the Carolinas. Equivalent to Windsor Fm.
State South Carolina
Name Bear Bluff Formation
Geologic age Pliocene
Lithologic constituents
Major
Sedimentary > Carbonate > LimestoneConsists gray to cream, fossiliferous, coarse-grained calcareous sand, and sandy limestone.
Unconsolidated > Coarse-detrital > SandConsists gray to cream, fossiliferous, coarse-grained calcareous sand, and sandy limestone.
Comments Secondary unit description from USGS Lexicon (ref.SC003): Bear Bluff Formation named in east-central SC. Extends to NC. Consists gray to cream, fossiliferous, coarse-grained calcareous sand, and sandy limestone. 3 m thick at type section along Waccamaw River; ranges from 3 to 45 m. Unconformably overlies Peedee Formation; underlies Canepatch, Conway, or Waccamaw Formation. Age is Pliocene.
References

Newell, Wayne L., Prowell, David (retired), Krantz, David, Powars, David, Mixon, Robert (retired), Stone, Byron, and Willard, Debra, in review, Surficial Geology and Geomorphology of the Atlantic Coastal Plain: USGS Open File Report, in press.

USGS Geologic Names lexicon found at: http://ngmdb.usgs.gov/Geolex/

https://ngmdb.usgs.gov/Geolex/search

Counties Berkeley - Clarendon - Colleton - Darlington - Dillon - Dorchester - Florence - Hampton - Horry - Jasper - Lee - Marion - Marlboro - Orangeburg - Sumter