| Mineral | Hanksite |
|---|---|
| Formula | Na22K(SO4)9(CO3)2Cl |
| Crystal Form | Hexagonal/Dipyramidal [6/m] |
| Cleavage | Good on {0001} |
| Color | Colorless to grey, yellow or almost black; colorless in transmitted light |
| Density | 2.6 – 2.6 g/cm3 |
| Diaphaneity | Transparent, Translucent |
| Fracture | Irregular/Uneven |
| Hardness | 3.0 - 3.5 |
| Lustre | Vitreous, Dull |
| Streak | White |
| Type Loc. | Searles Lake, San Bernardino Co., CA, USA |
| Dana 8 Class | 32.3.1.1 |
| Strunz Class | 6/B.14-30 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 380 |