| Silicates
biotit
| No. of sample: | g5109 | | Mineral: | biotit, HOR | | Description: | jeden kus | | Localization: | Krupka, halda, Krušné Hory | | Origin: | coll.Odehnal | | Author: | | | Comment: | |

biotit g5109
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Virtual museum of the Czech Geological Survey, cgs.gov.cz, (C) Czech Geological Survey, 2011, v.1.01 [29.09.2025]