| Title | Pink quartzite from Dell Rapids |
| Description | This sample of the Precambrian Sioux Quartzite comes from Dell Rapids (near Sioux Falls), South Dakota. Fine grained quartz, stained red by hematite, makes up 99.9% of this rock. The specimen is 8.5 cm across. |
| Chronostratigraphy | Precambrian |
| Lithostratigraphy | Sioux Quartzite |
| Location | USA ▹ South Dakota. Near Dell Rapids. |
| Photographer | Nessa Eull. 2001-04-26. |
| Collection | Ward’s University Rock Collection #181. |
| Key words | quartzite, South Dakota |
| Tech details | 871 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera, 60mm Nikon AF micro lens. |
| GeoDIL number | 419 |
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