| Mineral | Plumbogummite |
|---|---|
| Formula | PbAl3(PO4)(PO3OH)(OH)6 |
| Crystal Form | Trigonal/Hexagonal Scalenohedral [3 2/m] |
| Cleavage | None |
| Color | Light blue, Gray-white, Yellow-gray, Yellow, Yellow-brown, Red-brown, Greenish, Bluish, Dark blue-gray |
| Density | 4.0 – 4.1 g/cm3 |
| Diaphaneity | Translucent |
| Fracture | Irregular/Uneven, Sub-Conchoidal |
| Hardness | 4.0 - 5.0 |
| Lustre | Resinous, Dull |
| Streak | Colorless to white |
| Type Loc. | Huelgoat, Finistère, Brittany, France |
| Dana 8 Class | 42.7.3.5 |
| Strunz Class | 7/B.36-70 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 376 |