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Grandfathered minerals
1,125 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Zinkosite | ZnSO₄ | Orthorhombic | — | 3.93 g/cm³ |
| Zircon | ZrSiO₄ | Tetragonal | 7.5 | 4.65 g/cm³ |
| Zoisite | Ca₂Al₃(Si₂O₇)(SiO₄)O(OH) | Orthorhombic | 6.5 | — |
| Zunyite | Al₁₃Si₅O₂₀(OH,F)₁₈Cl | Cubic | 7.0 | — |
| Åkermanite | Ca₂MgSi₂O₇ | Tetragonal | — | — |