US Material Map
Large area material map of the conterminous US: Surficial mineralogy derived from Landsat 7 ETM+ and ASTER data, calculated by Barnaby Rockwell.
| ASTER | |
| Western US ASTER
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| Landsat 7 | |
| Landsat 7 ETM+
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| Geographic reference | |
| OpenStreetMap | |
| Shaded relief | |
| US States | |
| US Counties | |
| US county names | |
| USGS map quadrangles | |
| Map quadrangle names | |
Need more? You can View, Download, and Understand this data source at https://mrdata.usgs.gov/surficial-mineralogy/usminmap/.