| Mineral | Norbergite |
|---|---|
| Formula | Mg3(SiO4)(F,OH)2 |
| Crystal Form | Orthorhombic/Dipyramidal [2/m 2/m 2/m] |
| Color | Orange-yellow to Brown |
| Density | 3.1 – 3.2 g/cm3 |
| Diaphaneity | Transparent, Translucent |
| Fracture | Uneven to Subconchoidal |
| Hardness | 6.0 - 6.5 |
| Lustre | Vitreous, Resinous |
| Streak | White |
| Dana 8 Class | 52.3.2a.1 |
| Strunz Class | 8/B.04-10 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 263 |