| Mineral | Sérandite |
|---|---|
| Formula | Na(Mn2+,Ca)2Si3O8(OH) |
| Crystal Form | Triclinic/Pinacoidal [1] |
| Cleavage | [100] Perfect, [001] Perfect |
| Color | Light brown, Light pink, Orange red |
| Density | 3.0 – 3.4 g/cm3 |
| Diaphaneity | Transparent to Translucent |
| Fracture | Irregular/Uneven |
| Hardness | 5.0 - 5.5 |
| Lustre | Vitreous - Pearly |
| Streak | White |
| Dana 8 Class | 65.2.1.5 |
| Strunz Class | VIII/F.18-80 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 192 |