Galena vs Magnetite
| Property | Galena | Magnetite |
|---|---|---|
| Formula | PbS | Fe3O4 |
| Crystal System | Cubic (Isometric) | Cubic (Isometric) |
| Mineral Class | 02 Sulfides and Sulfosalts | 04 Oxides and Hydroxides |
| Mohs Hardness | 2.5-2.8 | 5.5-6.5 |
| Color | Lead-gray | Black |
| Luster | Metallic | Metallic |
| Streak | Lead-gray | Black |
| Transparency | Opaque | Opaque |
| Cleavage | Perfect cubic {001} | None |
| Fracture | Subconchoidal | Conchoidal to uneven |