| Mineral | Gyrolite |
|---|---|
| Formula | NaCa16Si23AlO60(OH)8 • 64(H2O) |
| Crystal Form | Hexagonal/Pyramidal [6] |
| Cleavage | [???] Perfect |
| Color | Brown, Colorless, Yellow, White, Light green |
| Density | 2.5 – 2.5 g/cm3 |
| Diaphaneity | Transparent to translucent |
| Fracture | Brittle - Uneven |
| Hardness | 2.5 |
| Lustre | Vitreous |
| Streak | White |
| Dana 8 Class | 73.2.2c.1 |
| Strunz Class | VIII/H.34-40 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 53 |