Atlas 138ab

Geology and Mineral Resources of the Carlisle and Mechanicsburg Quadrangles, Cumberland County, Pennsylvania by Samuel I. Root 1978

Suggested citation: Root, S. I., 1978, Geology and mineral resources of the Carlisle and Mechanicsburg quadrangles, Cumberland County, Pennsylvania: Pennsylvania Geological Survey, 4th ser., Atlas 138ab, scale 1:24,000, web edition.

Description: Detailed bedrock geologic map of an area of approximately 113 square miles in central Pennsylvania (see index map above). The report consists of a bedrock geologic map (scale 1:24,000) and short text on one sheet. Most of the area is underlain by Cambrian and Ordovician sedimentary rocks of the Cumberland Valley sequence. Major text topics are structural geology and mineral resources of the area.

Location:
Counties: Part of Cumberland and small part of York
7.5-minute quadrangles: Carlisle and Mechanicsburg
30- by 60-minute quadrangle: Part of Carlisle

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