A Geoscience Digital Image Library
A Geoscience Digital Image Library
| Title | Banded limonite-hematite and greenalite rock from near Hibbing, Minnesota |
|---|---|
| Description | This specimen, 11 cm across, contains red-orange hematite, alternating with layers of limonite and greenalite. Hematite is iron oxide, limonite is a genereic name given to a hydrated form of iron oxide, and greenalite is a hydrated iron silicate. This specimen is from the Upper Huronian, Biwabik Formation of Minnesota. |
| Location | USA ▹ Minnesota. Near Hibbing. Albany Pit. |
| Photographer | Darla Sondrol. 2001-07-23. |
| Collection | University of North Dakota Mineralogy Collection #3640. |
| Key words | limonite, hematite, greenalite, Minnesota |
| Tech details | 640 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 1306 |
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