Mineral Resources Online Spatial Data: Interactive maps and downloadable data for regional and global Geology, Geochemistry, Geophysics, and Mineral Resources.
| Geologic maps | |
SGMC geologic units
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| SGMC contacts | |
SGMC structures
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| Alaska geology | |
| Hawaii geology
Geologic contacts
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| Puerto Rico geology | |
| Geographic reference | |
| OpenStreetMap | |
| Shaded relief | |
| US States | |
| US Counties
County names
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| USGS map quadrangles
Quadrangle names
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Need more? You can View, Download, and Understand this data source at https://MRData.usgs.gov/.
| Show available data layers | |
| Layer not shown on map | |
| 50 | Sliders affect layer transparency. |
| Show named geographic areas | |
| Ohio | Click linked area names (subdivisions or overlapping areas) |
| Shows the area on the map |
| Click the map to show data near to the point you clicked. |
| A report opens in a new window. |
| Click the section headings to expand or collapse reports. |
| To select data from a rectangular area, hold the Ctrl key (use Cmd key on Macs) and drag the pointer. |
| Don't search a large area this way, it takes too long. Zoom in instead. |