| Title | Baraboo Quartzite, Baraboo, Sauk County, Wisconsin |
| Description | This is a fine grained quartzite from near Devils Lake, Wisconsin. The only mineral present is quartz. This sample is 10 cm across. |
| Chronostratigraphy | Precambrian |
| Lithostratigraphy | Baraboo Quartzite |
| Location | USA ▹ Wisconsin ▹ Sauk. Near Baraboo. |
| Photographer | Mike Davis. 2001-04-10. |
| Collection | Ward’s Collection of Classic North American Rocks #76. |
| Key words | Baraboo Quartzite, quartzite, Wisconsin |
| Tech details | 636 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 328 |
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