Englishtown Formation

Englishtown Formation johncallahan

The following description was published in GM13 Geologic Map of New Castle County, Delaware, Ramsey, K.W., 2005:

Light-gray to white, micaceous, slightly silty to silty, fine-grained, slightly glauconitic quartz sand. In outcrop, it is extensively burrowed with Ophiomorpha burrows. Ranges from 20 to 50 ft in thickness. On the cross-section, the Englishtown is shown only where the sands are well developed. Interpreted to be nearshore marine to tidal flat in origin.

Subtitle

Coastal Plain - Primarily Subsurface Unit

Formation Type
englishtown
Geologic Unit Symbol
Ket
Geologic Time Period
Upper Cretaceous