Braunerite
Hydrous uranyl carbonate mineral
From Wikipedia, the free encyclopedia
Braunerite is a hydrous uranyl carbonate mineral discovered by Jakub Plášil of the Institute of Physics at the Academy of Sciences of the Czech Republic and colleagues in the Svornost mine in the Jáchymov ore district, Western Bohemia, Czech Republic.[2]
| Braunerite | |
|---|---|
| General | |
| Category | Carbonate mineral |
| Formula | K2Ca(UO2)(CO3)3·6H2O |
| IMA symbol | Bun[1] |
| Crystal system | Monoclinic |
| Crystal class | 2/m - Prismatic |
| Identification | |
| Color | Yellow |
| Other characteristics |  Radioactive |
| References | [2] |
Braunerite crystals are yellow and have a glassy luster. The mineral is chemically similar to línekite. The type material is deposited in the collections of the Department of Mineralogy and Petrology, National Museum, Prague, Czech Republic, and the mineralogical collections of the Natural History Museum of Los Angeles County.[3]
Localities
Czech Republic: Svornost Mine, Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Bohemia