| Mineral | Mordenite |
|---|---|
| Formula | (Ca,Na2,K2)Al2Si10O24 • 7(H2O) |
| Crystal Form | Orthorhombic/Pyramidal [mm2] |
| Cleavage | [010] Perfect |
| Color | Colorless, White, Yellowish, Pinkish |
| Density | 2.1 – 2.1 g/cm3 |
| Diaphaneity | Transparent to translucent |
| Fracture | Uneven |
| Hardness | 5.0 |
| Lustre | Vitreous - Silky |
| Streak | White |
| Dana 8 Class | 77.1.6.1 |
| Strunz Class | VIII/J.22-30 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 54 |