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Site content related to keyword: "Serpentine"

Common Rocks and Minerals of the Delaware Piedmont

The Red Clay Creek has flowed through the rolling hills of northern Delaware for many thousands of years, cutting a deep valley into the old deformed rocks of the Appalachian Piedmont. The Red Clay valley contains many of the common rocks found throughout the Delaware Piedmont.

Serpentinite

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Massive fine-grained dark to light yellow-green serpentinite. Contacts with the Wissahickon Formation are not exposed.