Facts
- Country
- Yemen
- Minerals
- 3
- Species citing it (Wikidata)
- 2
- First described here
- Andreyivanovite, Florenskyite, Hydroxyapophyllite-(NH₄)
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q1298625
Minerals first described here · 3
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Andreyivanovite | FeCrP | Orthorhombic | — | 6.65 g/cm³ |
| Florenskyite | FeTiP | Orthorhombic | — | 6.10 g/cm³ |
| Hydroxyapophyllite-(NH₄) | (NH₄)Ca₄(Si₈O₂₀)(OH)(H₂O)₈ | Tetragonal | — | — |