Facts
- Country
- Brazil
- Minerals
- 5
- Species citing it (Wikidata)
- 4
- First described here
- Melcherite, Menezesite, Pauloabibite and others
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q23828064
Minerals first described here · 5
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Melcherite | Ba₂Na₂Mg[Nb₆O₁₉]·6H₂O | Trigonal | — | — |
| Menezesite | Ba₂MgZr₄(BaNb₁₂O₄₂) * ₁₂H₂O | Cubic | — | — |
| Pauloabibite | NaNbO₃ | Trigonal | — | — |
| Quintinite | Mg₄Al₂(OH)₁₂(CO₃)·3H₂O | Hexagonal | 2.0 | — |
| Zirkelite | (Ti,Ca,Zr)O₂₋ₓ | Cubic | — | — |