Pamunkey Group; Aquia Formation

Dark green to gray-green, argillaceous, highly glauconitic, well-sorted fine- to medium-grained sand; locally indurated shell beds; thickness 0 to 100 feet.
State Maryland
Name Pamunkey Group; Aquia Formation
Geologic age Paleocene
Lithologic constituents
Major
Unconsolidated > Coarse-detrital > SandDark green to gray-green, argillaceous, highly glauconitic, well-sorted fine- to medium-grained sand; locally indurated shell beds; thickness 0 to 100 feet.
Stratigraphic units Pamunkey Group
References

Cleaves, E.T., Edwards, J., Jr., and Glaser, J.D., 1968, Geologic Map of Maryland: Maryland Geological Survey, Baltimore, Maryland, scale 1:250,000.

In 1995 the Water Resources Division of the U.S. Geological Survey digitized the geologic map of Maryland from the 1968 paper map (Reference MD001). Information about products from the Maryland Geological Survey can be found at http://www.mgs.md.gov/.

NGMDB product
Counties Anne Arundel - Cecil - Charles - Kent - Prince George's - Queen Anne's