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1. 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, ...

2. 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...

3. 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...

4. Earthquake Paleoliquefaction Sites: Indiana

2003. Indiana Geological Survey. EARTHQUAKE_LIQUEFACTION_IN is a point shapefile that shows sites where paleoliquefaction features have been identified in the field by Pat Munson o...

5. 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...

6. 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...

7. 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...