Mineral Resources On-Line Spatial Data
Interactive maps > Data download > Geology > by state
Geological attributes: | COcsv.zip | CSV format |
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Geologic units: | COgeol_dd.zip | Shapefile, polygon |
Faults: | COfaults_dd.zip | Shapefile, arcs |
Dikes: | COdikes_dd.zip | Shapefile, arcs |
Green, G.N., 1992, The Digital Geologic Map of Colorado in ARC/INFO Format: U.S. Geological Survey Open-File Report 92-0507, 9 p.; http://pubs.usgs.gov/of/1992/ofr-92-0507.