| Mineral | Atacamite |
|---|---|
| Formula | Cu2Cl(OH)3 |
| Crystal Form | Orthorhombic/Dipyramidal [2/m 2/m 2/m] |
| Cleavage | [010] Perfect |
| Color | Green, Yellow, Yellow green, Black green |
| Density | 3.8 – 3.8 g/cm3 |
| Diaphaneity | Transparent to translucent |
| Fracture | Conchoidal |
| Hardness | 3.0 - 3.5 |
| Lustre | Adamantine |
| Streak | Apple green |
| Type Loc. | Atacama Region, Chile |
| Dana 8 Class | 10.1.1.1 |
| Strunz Class | III/D.01-30 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 83 |