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- Malkhan pegmatite field
Type locality
Malkhan pegmatite field
RussiaCountry
2Minerals
Facts
- Country
- Russia
- Minerals
- 2
- Species citing it (Wikidata)
- 1
- First described here
- Bismutocolumbite, Borocookeite
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q27510827
Minerals first described here · 2
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Bismutocolumbite | BiNbO₄ | — | — | 7.16 g/cm³ |
| Borocookeite | Li₁+₃xAl₄-x(BSi₃O₁₀)(OH)₈ | — | — | — |