| Mineral | Spessartine |
|---|---|
| Formula | Mn2+3Al2(SiO4)3 |
| Crystal Form | Isometric/Hexoctahedral [4/m 3 2/m] |
| Cleavage | Distinct |
| Color | Red, Reddish orange, Yellowish brown, Reddish brown, Brown |
| Density | 4.2 g/cm3 |
| Diaphaneity | Transparent to Translucent |
| Fracture | Sub-conchoidal |
| Hardness | 6.5 - 7.5 |
| Lustre | Vitreous - Resinous |
| Streak | White |
| Dana 8 Class | 51.4.3a.3 |
| Strunz Class | VIII/A.08-30 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 93 |