2011. Polygon shapefile representing the area underlain by shales with the potential for natural gas extraction in the Susquehanna River Basin. This data...
2010. Indiana Geological Survey. BEDROCK_GEOL_MM48_IN is a polygon shapefile that shows bedrock geology of the state of Indiana at a scale of 1:500,000. The mapped stratigraphic un...
2013. Indiana Geological Survey. BEDROCK_GEOL_RGM_IN is a polygon shapefile that shows the bedrock geology of the state of Indiana, produced from the Indiana Geological Survey Regi...
2010. Setterholm, Dale R and Minnesota Geological Survey. 6 pls. Scales 1:100,000 and 1:200,000. Pl. 1, data-base map; pl. 2, bedrock geology; pl. 3, surficial geology; pl. 4 Quaternary stratigraphy; pl. 5...
2010. Setterholm, Dale R and Minnesota Geological Survey. 5 pls. Scales 1:100,000 and 1:200,000. Pl. 1, data-base map; pl. 2, bedrock geology; pl. 3, surficial geology; pl. 4 Quaternary stratigraphy; pl. 5...
2011. Lusardi, B.A and Minnesota Geological Survey. Plate 2 Bedrock Geology, Plate 3, Surficial Geology, Scale 1:100,000. This atlas is a work in progress. Plates 1 and 2 were completed in 2010 as pa...
2011. Meyer, G.N and Minnesota Geological Survey. Plate 2, Bedrock Geology, Plate 3, Surficial Geology, Scale 1:100,000. This atlas is a work in progress. Plates 1 and 2 were completed in 2010 as p...
2011. Setterholm, Dale, R and Minnesota Geological Survey. Scale 1:100,000. Plates 2 and 3 were completed in 2011 as part of the USGS Statemap program. Additional plates, digital data and recomposed version...
2014. Boerboom, Terrence J and Minnesota Geological Survey. Surface and bedrock geology of Kanabec County, Mn., also includes data-base information, bedrock topography, depth to bedrock in GIS and image form...
2014. Minnesota Department of Natural Resources (DNR). This coverage provides information for all three levels of the Ecological Classification System (ECS): Provinces, Sections, and Subsections. The b...
2010. Digitized sediment thickness map for western Crawford County, Pennsylvania. (The term western applies to all portions of the county west of 80 degr...