Suggested Citation
Blackmer, G. C., and Brown, C. H., 2006, Bedrock geologic map of the Parkesburg quadrangle, Chester and Lancaster Counties, Pennsylvania: Pennsylvania Geological Survey, 4th ser., Open-File Report OFBM 06–03.0, 13 p., 1 map, scale 1:24,000. [Available online.]
Description
This report is a multi-page PDF file that includes a 1:24,000-scale, full-color bedrock geologic map and cross section of the Parkesburg 7.5-minute quadrangle in southeastern Pennsylvania. The other pages provide map notes on some of the units and structures, and tables of structural measurements. The data presented on the map were compiled in an ArcGIS geodatabase. The geodatabase, associated shapefiles, and an ArcMap document are included in the download for this report.