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purdue

6. Abandoned Quarries: Indiana (Web Map Service)

1998. IndianaMap ArcGIS Online. Abandoned Quarries, 1998 - Shows abandoned quarry locations that have locational information that is adequate to determine coordinate alues. Derive...
purdue

7. 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...
purdue

9. Active Mines in the Danville Coal Member: Indiana

2010. Indiana Geological Survey. COAL_MINE_ACTIVE_DANVILLE_IN_2010 is a polygon-based ESRI ArcGIS shapefile that shows the location and extent of active surface and underground coa...
purdue

11. Active Mines in the Hymera Coal Member: Indiana

2014. Indiana Geological Survey. COAL_MINE_ACTIVE_HYMERA_IN_2014 is a polygon-based ESRI ArcGIS shapefile that shows the location and extent of active surface and underground coal ...
minnesota

14. Aggregate Resource Mapping Program: Minnesota

2020. Minnesota Department of Natural Resources (DNR). The Aggregate Resource Mapping Program (ARMP) began in 1984 when the Minnesota Legislature passed a law (Minnnesota Statutes, section 84.94) to: - ...
purdue

23. Asian Ethnicity: Indiana (Web Map Service)

2000. IndianaMap ArcGIS Online. Asian Ethnicity, 2000 (1:500,000) - Ancestry and Single-Race Ethnicity of Minor Civil Divisions (Civil Townships). Ancestry is a persons self-ident...
indiana

24. Bartholomew County

1911. Shows roads and railroads. Detached from: Soil survey of Bartholomew County / E.J. Quinn. In 36th Annual report of Department of Geology and Natura...
michigan-state

25. Base Flow Of Michigan Streams: Michigan

2015. State of Michigan. This data set provides estimates of the ground-water contribution to stream flow, frequently referred to as base flow, in cubic feet per second. Th...
michigan-state

26. Base Flow of Michigan Streams: Michigan

2017. Michigan Department of Natural Resources. This data set provides estimates of the ground-water contribution to stream flow, frequently referred to as base flow, in cubic feet per second. Th...
iowa

27. Bedrock Exposures in Iowa

2018. This polygon data coverage was derived from the Iowa county soil surveys that were digitized by the Iowa Cooperative Soil Survey (ICSS), which incl...
minnesota

33. Bedrock geologic map of northwestern Minnesota, M-80

1994. Jirsa, Mark A., Runkel, Anthony C., and Chandler, Val W. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of northwestern Minnesota, scale 1:250,...
minnesota

34. Bedrock geologic map of northwestern Minnesota, M-92

1999. Jirsa, Mark A., Chandler, Val W., and Runkel, Anthony C. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of northwestern Minnesota, scale 1:200,...
indiana

49. Bedrock geology

1970. Kingsbury, Robert C. and Hollingsworth, John M. Detached from: Kingsbury, Robert C. Atlas of Indiana, page 17. Scale approximately 2,150,000.
ohio-state

50. Bedrock Geology 24k - Facies: Ohio

Ohio Department of Natural Resources. This dataset contains the 1:24,000-scale bedrock geology map data for Ohio. The map data were originally derived from the 1:24,000-scale bedrock-ge...