| Mineral | Wollastonite |
|---|---|
| Formula | Ca3(Si3O9) |
| Crystal Form | Triclinic/Pinacoidal [1] |
| Cleavage | Perfect on {001}, Good on {001} and {102} |
| Color | White, gray-white, light green, pinkish, brown, red, yellow |
| Density | 2.9 – 2.9 g/cm3 |
| Diaphaneity | Transparent, Translucent |
| Fracture | Irregular/Uneven |
| Hardness | 4.5 - 5.0 |
| Lustre | Vitreous, Pearly |
| Streak | White |
| Type Loc. | Capo di Bove, Rome, City of Rome, Lazio, Italy |
| Dana 8 Class | 65.2.1.1c |
| Strunz Class | 9.DG.05 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 521 |