| Mineral | Devilline |
|---|---|
| Formula | CaCu4(SO4)2(OH)6 ยท 3H2O |
| Crystal Form | Monoclinic/Prismatic [2/m] |
| Cleavage | Perfect on {001}, Distinct on {110}, {101}, {10-1} |
| Color | Blue, Green, Bluish-green |
| Density | 3.1 – 3.1 g/cm3 |
| Diaphaneity | Transparent |
| Fracture | Brittle |
| Hardness | 2.5 |
| Lustre | Vitreous, Sub-vitreous, Pearly |
| Streak | Light green |
| Type Loc. | Cornwall, England, UK |
| Dana 8 Class | 31.6.1.1 |
| Strunz Class | 6/D.19-10 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 454 |