| Title | Wad coating on iron ore from Cuyuna Range, Minnesota |
| Description | Wad is a general name given to an oxide mixture dominated by manganese oxides. Here it is coating iron formation. Wad forms as metal-rich rocks and minerals rust. |
| Location | USA ▹ Minnesota. Cuyuna Range. |
| Photographer | Darla Sondrol. 2001-02-23. |
| Collection | University of North Dakota Mineralogy Collection. |
| Key words | Wad, Minnesota |
| Tech details | 755 KB. Outcrop. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 152 |
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