Brandywine Blue Gneiss

GM10 Bedrock Geologic Map of the Piedmont of Delaware and Adjacent Pennsylvania

This is a map of the crystalline bedrock units in the Piedmont of Delaware and adjacent Pennsylvania. The southern boundary of the mapped area is the updip limit of the Potomac Formation (Woodruff and Thompson, 1972, 1975). Soil, regolith, and surficial deposits of Quaternary age are not shown.

DGS Geologic Map No. 10 (Bedrock Geologic Map of the Piedmont of Delaware and Adjacent Pennsylvania) Dataset

Publication Date

Jan 2000

WMS URL: http://maps.dgs.udel.edu/geoserver/dgs/ows?

Layer Names: geomap10

Example WMS GetMap Request

DGS Geologic Map No. 13 (New Castle County) Dataset

Publication Date

Jan 2005

WMS URL: http://maps.dgs.udel.edu/geoserver/dgs/ows?

Layer Names: geomap13

Example WMS GetMap Request

Schenck rocks out on railroad geological tours

Date

December 10, 2008

William S. Schenck, a scientist with the Delaware Geological Survey, has been taking students from A.I. duPont High School on Wilmington & Western Railroad tours, observing rock outcrop locations along the way.