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81.
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Quaternary Geology 500K - Geologic Units: Ohio

Ohio Geographically Referenced Information Program. Since the publication of the Glacial map of Ohio (Goldthwait, White, and Forsyth, 1961, U.S. Geological Survey Miscellaneous Geologic Investigation...

82.
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Quaternary Geology 500K - Glacial Boundary of Ohio: Ohio

Ohio Geographically Referenced Information Program. Since the publication of the Glacial map of Ohio (Goldthwait, White, and Forsyth, 1961, U.S. Geological Survey Miscellaneous Geologic Investigation...

83.
Mixed

Bedrock Geology of Illinois - Geologic Units, 2004

1996. Illinois State Geological Survey. This feature class shows the distribution and extent of the bedrock geologic units within the State of Illinois, as depicted on the Geologic Map of...

84.
Geology of Minnesota: a centennial volume, Plate 2

Geology of Minnesota: a centennial volume, Plate 2

1972. Sims, Paul K. and Morey, G.B. Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between ...

85.
Density of sinkholes per square kilometer in southern Indiana and Kentucky, Derived from the 2011 Sinkhole Inventory: Indiana

Density of sinkholes per square kilometer in southern Indiana and Kentucky, Derived from the 2011 Sinkhole Inventory: Indiana

2011. Indiana Geological Survey. This raster file was created to display in a geographic information systems (GIS) the density in square kilometers of mapped and modeled (indirectl...

86.
Generalized bedrock map of southern Indiana

Generalized bedrock map of southern Indiana

1951. Patton, John B.(John Barratt), 1915-cartographer. Blue line.; August, 1951.; Not for publication, for correspondence use only--Upper margin. Scale approximately 1:1,500,000.

87.
Geologic map of Indiana

Geologic map of Indiana

1956. Patton, John B.(John Barratt), 1915-cartographer. Base from Map of Indiana, 1950 edition, published by the U.S. Geological Survey. Minor revisions and additions made from Indiana Department of Cons...

88.
Lake Monroe land suitability study: geologic map.

Lake Monroe land suitability study: geologic map.

197-?. Appears to be a reprint of a map from the 1975 Lake Monroe Land Suitability Study. Scale approximately 1:24,000.

89.
Petroleum Well Locations: Indiana

Petroleum Well Locations: Indiana

2015. Indiana Geological Survey. PETROLEUM_WELLS_IGS_IN.SHP is an ESRI ArcGIS point shapefile of locations of all known petroleum test wells in Indiana as of January 8, 2015, as co...

90.
Sinkhole inventory for southern Indiana and northern Kentucky: Indiana

Sinkhole inventory for southern Indiana and northern Kentucky: Indiana

2011. Indiana Geological Survey. This point shapefile was created to display in a geographic information system (GIS) mapped and modeled (indirectly mapped) sinkhole locations in s...

91.
Surface Coal Mines: Indiana

Surface Coal Mines: Indiana

2017. Indiana Department of Natural Resources, Division of Reclamation and Indiana Geological Survey. COAL_MINE_SURFACE_DNR_IN.SHP provides the locations of all documented surface coal mines that have operated in the coal region of Indiana since the...

92.
Underground Coal Mines: Indiana, 2008

Underground Coal Mines: Indiana, 2008

2017. Indiana Department of Natural Resources, Division of Reclamation and Indiana Geological Survey. COAL_MINE_ENTRIES_DNR_IN.SHP contains the entrance locations of all documented underground coal mine entrances that have operated in the coal regio...

93.
Underground Coal Mines: Indiana, 2010

Underground Coal Mines: Indiana, 2010

2017. Indiana Department of Natural Resources, Division of Reclamation and Indiana Geological Survey. COAL_MINE_UNDERGROUND_DNR_IN.SHP provides the locations of all documented underground coal mines that have operated in the coal region of Indiana s...

94.
Quaternary geology-Southwestern Minnesota, RHA-2, Part A, Plate 1

Quaternary geology-Southwestern Minnesota, RHA-2, Part A, Plate 1

1995. Setterholm, Dale R., Patterson, Carrie J., Lusardi, Barbard A., and Knaeble, Alan R. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

95.
Surficial geology of the Annadale quadrangle, Stearns and Wright Counties, Minnesota, M-151

Surficial geology of the Annadale quadrangle, Stearns and Wright Counties, Minnesota, M-151

2005. Lusardi, Barbara A. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

96.
Surficial geology of the Buffalo West quadrangle, Wright County, Minnesota, M-152

Surficial geology of the Buffalo West quadrangle, Wright County, Minnesota, M-152

2005. Lusardi, Barbara A. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

97.
Surficial geology of the Castle Danger quadrangle, Lake County, Minnesota, M-144

Surficial geology of the Castle Danger quadrangle, Lake County, Minnesota, M-144

2004. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

98.
Surficial geology of the Mesabi Iron Range, Minnesota, M-164

Surficial geology of the Mesabi Iron Range, Minnesota, M-164

2005. Jennings, Carrie E. and Reynolds, Wade K. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

99.
Surficial geology of the Monticello quadrangle, Serburne and Wright Counties, Minnesota, M-143

Surficial geology of the Monticello quadrangle, Serburne and Wright Counties, Minnesota, M-143

2004. Lusardi, Barbara A. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

100.
Surficial geology of the New Brighton quadrangle, Minnesota, GM-2, Plate 1

Surficial geology of the New Brighton quadrangle, Minnesota, GM-2, Plate 1

1966. Stone, J.E. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...