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Unit C

Unit C - Grayish-green, clayey glauconitic silt and sand.
State Delaware
Name Unit C
Geologic age Tertiary
Comments Eocene, may be overlain locally by the Pleistocene Columbia Formation
Primary rock type silt
Secondary rock type sand
Other rock types
Lithologic constituents
Major
Unconsolidated > Fine-detrital > Siltglauconitic
Unconsolidated > Coarse-detrital > Sandglauconitic
Map references
Spoljaric, Nenad and Jordan, Robert R., 1966, Generalized Geologic Map of Delaware, State of Delaware, Delaware Geological Survey, scale ca. 1:300,000.
Unit references
Spoljaric, Nenad and Jordan, Robert R., 1966, Generalized Geologic Map of Delaware, State of Delaware, Delaware Geological Survey, scale ca. 1:300,000.
Counties New Castle