| Mineral | Pseudojohannite |
|---|---|
| Formula | Cu3(UO2)4(SO4)2O4(OH)2 · 12H2O |
| Crystal Form | Triclinic/Pinacoidal [1] |
| Cleavage | Perfect on {101} |
| Color | Moss-green |
| Density | 4.3 – 0.0 g/cm3 |
| Diaphaneity | Transparent, Translucent |
| Fracture | Brittle |
| Type Loc. | Rovnost Mine, Jáchymov, Karlovy Vary Dist., Karlovy Vary Rgn., Bohemia, Czech Republic |
| Strunz Class | 7.EC.20 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 512 |