| Title | Umangite in calcite from Tisnov, Czechoslavakia |
| Description | Umangite, Cu3Se2, is a dark cherry red mineral consisting of copper selenide. It occurs in massive form, and in small grains or fine granular aggregates. |
| Location | Czech Republic ▹ South Moravian Region ▹ Brno-Country District. Near Tišnov. |
| Photographer | Nessa Eull. 2001-07-18. |
| Collection | University of North Dakota Mineralogy Collection #130. |
| Key words | umangite, calcite, Czechoslavakia |
| Tech details | 288 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 1236 |
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