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Mapping Resources
Most mapping resource have migrated to digital or GIS (Geographic Information System)-based mapping tools. Geologists still use paper maps for collecting field data, but most geologists now transfer their data into digitized maps.
| Intro to Topo maps--How to read topographic maps, including contour lines. |
| Reading a Cross Section--How to read a cross section. Geologists often create cross sections to see a slice through the earth. This exercise demonstrates how to read a cross section. |
| Interpreting a Map. The Maine Geological Survey describes how to read the key features of all common map types. |
| Plotting Points on a Map. Map Tools describes how you can use a GPS unit and topographic map to plot where you are on a map. |
| Color Landform Atlas of the United States |
| Geological Field Methods. Methods for mapping geologic formations. |
| Marion County GIS. This web GIS system for Indianapolis provides high resolution aerial photos and a huge amount of mappable data, including types of city owned trees, stormwater drains, monthly crime statistics, etc. |
| What is GIS? ESRI, the leading provider of GIS technology, explains what geographic information system are and how they work. |
| Visualizing Earth in 3D. This website provides interactive models to help understand structural geologic features such as faults and unconformities. |
| USGS digital elevation model (DEM) data files. For use in GIS databases. |
| Interactive Maps--State of Indiana. The state geological survey's list of online maps, including the state's online GIS map containing layers for many geologic or earth resource features. |
| Topozone--This site has an online viewer for every topographic map in the United States. |
| IGS Map Sales Office. The Indiana Geological Survey website has pictures of published paper geologic maps, and information on purchasing maps. |
Back to Geology Resources
723 West Michigan Street, SL118
Indianapolis, Indiana 46202
317.274.7484
317.274.7966 (fax)
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