| Mineral | Plattnerite |
|---|---|
| Formula | PbO2 |
| Crystal Form | Tetragonal/Ditetragonal-Dipyramidal [4/m 2/m 2/m] |
| Cleavage | None observed |
| Color | Jet-black, Iron-black, Brownish-black |
| Density | 9.4 – 9.6 g/cm3 |
| Diaphaneity | Opaque |
| Fracture | Sub-conchoidal, Fibrous |
| Hardness | 5.5 |
| Lustre | Adamantine, Metallic, Dull |
| Streak | Dark brown |
| Dana 8 Class | 4.4.1.6 |
| Strunz Class | 4/D.02-60 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 306 |