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1.
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Bedrock Geology: Pennsylvania

2001. Pennsylvania Department of Conservation and Natural Resources. Two digital data sets, one for geologic units and faults and the other for dikes, have been prepared for Pennsylvania. The data sets were digitized...

2.
Sand and Gravel Resource Potential in Mapped Surficial Material: Indiana

Sand and Gravel Resource Potential in Mapped Surficial Material: Indiana

2003. Indiana Geological Survey. SAND_GRAVEL_RESOURCES_IN is a polygon shapefile that identifies sand and gravel permissive tracts in the surficial unconsolidated deposits of India...

3.
Abandoned Quarries: Indiana

Abandoned Quarries: Indiana

2003. Indiana Geological Survey. QUARRIES_ABANDONED_IN was derived from a comma-delimited text file named "QUALOC.TXT" contained on the following CD-ROM publication: Hasenmueller, ...

4.
Abandoned Sand and Pits: Indiana

Abandoned Sand and Pits: Indiana

2003. Indiana Geological Survey. SAND_GRAVEL_PITS_ABANDONED_IN is a point shapefile that shows the locations of abandoned sand and gravel pits in Indiana. It is derived from an unp...

5.
Bedrock Topography Contours: Indiana

Bedrock Topography Contours: Indiana

2003. Indiana Geological Survey. Bedrock topography was converted from the original published map, Indiana Geological Survey Miscellaneous Map 36. The contours define the elevation...

6.
Natural Features: Indiana

Natural Features: Indiana

2002. Bernardin-Lochmueller & Associates. Natural_features_usgs_in is a point shapefile showing the locations and attribute values of natural features extracted from the Geographic Names In...

7.
Number of Mapped Cave Entrances per Square Kilometer in Southern Indiana: Indiana

Number of Mapped Cave Entrances per Square Kilometer in Southern Indiana: Indiana

2002. Indiana Geological Survey. KARST_CAVE_DENSITY_IN is a polygon shapefile that shows the density (i.e., number per square kilometer) of mapped cave entrances in Silurian, Devon...

8.
Physiographic Regions: Indiana

Physiographic Regions: Indiana

2002. Indiana Geological Survey. PHYSIOGRAPHY_SR61_IN is a polygon shapefile that shows the physiographic regions of Indiana. Detailed descriptions of these regions can be obtained...

9.
Seismic Refraction Data for Indiana: Indiana

Seismic Refraction Data for Indiana: Indiana

2002. Indiana Geological Survey. SEISMIC_DATA_IN is a point shapefile created from a shapefile named SEISMIC_DATA, which was derived from a Microsoft Excel spreadsheet named SEISMI...

10.
Shrink-Swell Characteristics, Derived from STATSGO: Indiana

Shrink-Swell Characteristics, Derived from STATSGO: Indiana

2002. Indiana Geological Survey. The 1994 State Soil Geographic (STATSGO) database for Indiana, obtained from the U.S. Department of Agriculture (USDA), Natural Resources Conservat...

11.
Silurian Reef Locations (Point): Indiana

Silurian Reef Locations (Point): Indiana

2003. Indiana Geological Survey. SILURIAN_REEF_POINTS_MM54_IN is a point shapefile that shows the locations of Silurian rock reef formations in Indiana. These data include five cat...

12.
Silurian Reef Locations (Polygon): Indiana

Silurian Reef Locations (Polygon): Indiana

2003. Indiana Geological Survey. SILURIAN_REEF_POLYGONS_MM54_IN is a polygon shapefile that shows the general locations of Silurian rock reef bank formations in Indiana. These data...

13.
Thickness Ranges of Unconsolidated Deposits: Indiana

Thickness Ranges of Unconsolidated Deposits: Indiana

2002. Indiana Geological Survey. UNCONSOL_TH_MM37_IN is a polygon shapefile showing thickness ranges of unconsolidated deposits (everything above the bedrock) in Indiana. The thick...

14.
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...

15.
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...

16.
Surficial geology of the Two Harbors quadrangle, Lake County, Minnesota, M-138

Surficial geology of the Two Harbors quadrangle, Lake County, Minnesota, M-138

2003. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

17.
Bedrock geology of the Castle Danger quadrangle, Lake County, Minnesota, M-140

Bedrock geology of the Castle Danger quadrangle, Lake County, Minnesota, M-140

2003. Boerboom, Terrence J., Green, John C., and Miller, James D., Jr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Castle Danger quadrangle, scale ...

18.
Bedrock geology of the Two Harbors quadrangle, Lake County, Minnesota, M-139

Bedrock geology of the Two Harbors quadrangle, Lake County, Minnesota, M-139

2003. Boerboom, Terrence J., Green, John C., and Miller, James D., Jr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Two Harbors quadrangle, scale 1:...

19.
Geologic map of Minnesota, bedrock geology, S-20 (digital version 3)

Geologic map of Minnesota, bedrock geology, S-20 (digital version 3)

2000. Morey, G.B. and Meints, Joyce P. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Minnesota, scale 1:1,000,000, digita...

20.
Surficial geology of the Baxter quadrangle, Cass, Morrison, and Crow Wing Counties, Minnesota, M-111

Surficial geology of the Baxter quadrangle, Cass, Morrison, and Crow Wing Counties, Minnesota, M-111

2001. Knaeble, Alan R. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

21.
Surficial geology of the Big Lake quadrangle, Sherburne and Wright Counties, Minnesota, M-123

Surficial geology of the Big Lake quadrangle, Sherburne and Wright Counties, Minnesota, M-123

2002. Lusardi, Barbara A. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

22.
Surficial geology of the Brainerd quadrangle, Cass and Crow Wing Counties, Minnesota, M-112

Surficial geology of the Brainerd quadrangle, Cass and Crow Wing Counties, Minnesota, M-112

2001. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

23.
Surficial geology of the Crown quadrangle, Anoka and Isanti Counties, east-central Minnesota, M-133

Surficial geology of the Crown quadrangle, Anoka and Isanti Counties, east-central Minnesota, M-133

2003. Lusardi, Barbara A. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

24.
Surficial geology of the Elk River quadrangle, Sherburne, Wright, and Anoka Counties, Minnesota, M-124

Surficial geology of the Elk River quadrangle, Sherburne, Wright, and Anoka Counties, Minnesota, M-124

2002. Lusardi, Barbara A. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

25.
Surficial geology of the Faribault 30 x 60 minute quadrangle, south-central Minnesota, M-130

Surficial geology of the Faribault 30 x 60 minute quadrangle, south-central Minnesota, M-130

2002. Lusardi, Barbara A., Hobbs, Howard C., and Patterson, Carrie J. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

26.
Surficial geology of the French River and Lakewood quadrangles, St Louis County, Minnesota, M-127

Surficial geology of the French River and Lakewood quadrangles, St Louis County, Minnesota, M-127

2002. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

27.
Surficial geology of the Gull Lake quadrangle, Cass and Crow Wing Counties, Minnesota, M-113

Surficial geology of the Gull Lake quadrangle, Cass and Crow Wing Counties, Minnesota, M-113

2001. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

28.
Surficial geology of the Knife River quadrangle, St Louis and Lake Counties, Minnesota, M-137

Surficial geology of the Knife River quadrangle, St Louis and Lake Counties, Minnesota, M-137

2003. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

29.
Surficial geology of the Lake Fremont quadrangle, Sherburne, Isanti, and Anoka Counties, east-central Minnesota, M-134

Surficial geology of the Lake Fremont quadrangle, Sherburne, Isanti, and Anoka Counties, east-central Minnesota, M-134

2003. Lusardi, Barbara A. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

30.
Surficial geology of the Rochester 30 x 60 minute quadrangle, Minnesota, M-107

Surficial geology of the Rochester 30 x 60 minute quadrangle, Minnesota, M-107

2000. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

31.
Surficial geology of the Silver Creek quadrangle, Sherburne and Wright Counties, Minnesota, M-142

Surficial geology of the Silver Creek quadrangle, Sherburne and Wright Counties, Minnesota, M-142

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

32.
Surficial geology of the St. Cloud 30 x 60 minute quadrangle, central Minnesota, M-115

Surficial geology of the St. Cloud 30 x 60 minute quadrangle, central Minnesota, M-115

2001. Meyer, Gary N., Knaeble, Aalan R., and Ellingson, John B. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

33.
Surficial geology of the St. Paul 30 x 60 minute quadrangle, Minnesota, M-106

Surficial geology of the St. Paul 30 x 60 minute quadrangle, Minnesota, M-106

2000. Meyer, Gary N. and Lusardi, Barbara A. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

34.
Bedrock geology of Mankato East quadrangle, Blue Earth, Le Sueur Counties, Minnesota, M-136

Bedrock geology of Mankato East quadrangle, Blue Earth, Le Sueur Counties, Minnesota, M-136

2003. Mossler, John H. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Mankato East quadrangle, scale 1...

35.
Bedrock geology of Mankato West quadrangle, Blue Earth, Le Sueur Counties, Minnesota, M-135

Bedrock geology of Mankato West quadrangle, Blue Earth, Le Sueur Counties, Minnesota, M-135

2003. Mossler, John H. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Mankato West quadrangle, scale 1...

36.
Bedrock geology of the Cranberry Bay quadrangle, Koochiching and St Louis Counties, north-central Minnesota, M-110, Plate 1

Bedrock geology of the Cranberry Bay quadrangle, Koochiching and St Louis Counties, north-central Minnesota, M-110, Plate 1

2001. Hemstad, Chris B., Ojakangas, Richard W., Southwick, David L., and Nemitz, M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Cranberry Bay quadrangle, scale ...

37.
Bedrock geology of the Good Thunder quadrangle, Blue Earth County, Minnesota, M-146

Bedrock geology of the Good Thunder quadrangle, Blue Earth County, Minnesota, M-146

2004. Runkel, Anthony C. and Mossler, John H. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Good Thunder quadrangle, scale 1...

38.
Bedrock geology of the Island View quadrangle, Koochiching County, north-central Minnesota, M-105, Plate 1

Bedrock geology of the Island View quadrangle, Koochiching County, north-central Minnesota, M-105, Plate 1

2000. Hemstad, Chris B., Ojakangas, Richard W., and Southwick, David L. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Island View quadrangle, scale 1:...

39.
Bedrock geology of the Judson quadrangle, Blue Earth and Nicollet Counties, Minnesota, M-145

Bedrock geology of the Judson quadrangle, Blue Earth and Nicollet Counties, Minnesota, M-145

2004. Runkel, Anthony C. and Mossler, John H. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Judson quadrangle, scale 1:24,000.

40.
Bedrock geology of the Knife River quadrangle, St Louis and Lake Counties, Minnesota, M-129

Bedrock geology of the Knife River quadrangle, St Louis and Lake Counties, Minnesota, M-129

2002. Boerboom, Terrence J., Green, John C., and Jirsa, Mark A. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Knife River quadrangle, scale 1:...

41.
Bedrock geology of the Vermilion Lake 30' x 60' quadrangle, northeastern Minnesota, M-141

Bedrock geology of the Vermilion Lake 30' x 60' quadrangle, northeastern Minnesota, M-141

2003. Jirsa, Mark A. and Boerboom, Terrence J. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Vermilion Lake quadrangle, scale...

42.
Bedrock geology of the Ely and Basswood Lake 30' x 60' quadrangles, northeast Minnesota, M-148

Bedrock geology of the Ely and Basswood Lake 30' x 60' quadrangles, northeast Minnesota, M-148

2004. Jirsa, Mark A. and Miller, James D., Jr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) Ely and Basswood Lake quadrangles, scal...

43.
Bedrock geology of the French River and Lakewood quadrangles, St Louis County, Minnesota, M-128

Bedrock geology of the French River and Lakewood quadrangles, St Louis County, Minnesota, M-128

2002. Boerboom, Terrence J., Green, John C., and Jirsa, Mark A. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the French River and Lakewood quadra...

44.
Bedrock geology of the Split Rock Point quadrangle, Lake County, Minnesota, M-147

Bedrock geology of the Split Rock Point quadrangle, Lake County, Minnesota, M-147

2004. Boerboom, Terrence J. and Green, John C. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Split Rock Point quadrangle, sca...

45.
Geologic atlas of Wabasha County, Minnesota, C-14, Part A, Plate 2, Bedrock Geology

Geologic atlas of Wabasha County, Minnesota, C-14, Part A, Plate 2, Bedrock Geology

2001. Runkel, Anthony C. and Mossler, John H. Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams...

46.
Bedrock geology and structure of the seven-county Twin Cities Metropolitan Area, Minnesota, M-104

Bedrock geology and structure of the seven-county Twin Cities Metropolitan Area, Minnesota, M-104

2000. Mossler, John H. and Tipping, Robert G. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) and structure map (recognizable feature...

47.
Geologic atlas of Crow Wing County, Minnesota, C-16, Part A, Plate 2, Bedrock Geology

Geologic atlas of Crow Wing County, Minnesota, C-16, Part A, Plate 2, Bedrock Geology

2004. Setterholm, Dale R., Boerboom, Terrence J., and Chandler, Val W. Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams...

48.
Geologic atlas of Crow Wing County, Minnesota, C-16, Part A, Plate 3, Surficial Geology

Geologic atlas of Crow Wing County, Minnesota, C-16, Part A, Plate 3, Surficial Geology

2004. Setterholm, Dale R., Knaeble, Alan R., Meyer, Gary N., and Hobbs, Howard C. Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials...

49.
Geologic atlas of Pine County, Minnesota, C-13, Part A, Plate 4, Surficial Geology

Geologic atlas of Pine County, Minnesota, C-13, Part A, Plate 4, Surficial Geology

2001. Boerboom, Terrence J., Patterson, Carrie J., and Knaeble, Alan R. Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials...

50.
Geologic atlas of Pope County, Minnesota, C-15, Part A, Plate 3, Surficial Geology

Geologic atlas of Pope County, Minnesota, C-15, Part A, Plate 3, Surficial Geology

2003. Harris, Kenneth L. and Knaeble, Alan R. Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials...