Research • Education • Outreach

“We Look Into the Past”

Jones Geological Services

(717) 887-7103 

Email: jonesgeo@comcast.net

MAPS

Geologic Rock Formations of York County, Pennsylvania

York County Watersheds
(York County Planning Commission)

Adams County Rock Types
(PA Geological Survey)

Lancaster County Rock Types
(PA Geological Survey)

Physiographic Map of Pennsylvania
(PA Geologic Survey)

Terrane Map of southern Pennsylvania

(Different colors represent different sections added on to North America through plate tectonics or formed by water)
From Donald Wise, 2006

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