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Upland Deposits (Eastern Shore)

Upland Deposits (Eastern Shore) - Gravel, sand, silt, and clay. Mostly cross-bedded, poorly sorted, medium- to coarse-grained white to red sand and gravel; boulders near base; minor pink and yellow silts and clays; (Wicomico Formation of earlier reports); thickness 0 to 90 feet, locally thicker in paleochannels.
State Maryland
Name Upland Deposits (Eastern Shore)
Geologic age Quaternary
Primary rock type gravel
Secondary rock type sand
Other rock types silt; clay or mud
Lithologic constituents
Major
Unconsolidated > Coarse-detrital > Gravel
Unconsolidated > Coarse-detrital > Sand
Minor
Unconsolidated > Fine-detrital > Silt
Unconsolidated > Fine-detrital > Clay
Map references
Cleaves, E.T., Edwards, J., Jr., Glaser, J.D., 1968, Geologic Map of Maryland: Maryland Geological Survey, Baltimore, Maryland, scale 1:250,000.
Unit references
Cleaves, E.T., Edwards, J., Jr., Glaser, J.D., 1968, Geologic Map of Maryland: Maryland Geological Survey, Baltimore, Maryland, scale 1:250,000.
Unpublished digital version of the Maryland state geologic map that was digitized by the USGS Water Resources Office in Towson, MD
Counties Caroline - Cecil - Kent