| Mineral | Lavendulan |
|---|---|
| Formula | NaCaCu5(AsO4)4Cl · 5H2O |
| Crystal Form | Monoclinic/Prismatic [2/m] |
| Cleavage | Distinct on {100}{001}, Good on {010} |
| Color | Turquoise, Blue, Lavender blue, Greenish blue, Pale blue |
| Density | 3.5 – 3.6 g/cm3 |
| Diaphaneity | Translucent |
| Hardness | 2.5 |
| Lustre | Vitreous, Waxy, Satiny (in aggregates) |
| Streak | Light blue |
| Type Loc. | Jáchymov, Jáchymov Dist., Krušné Hory Mtns., Karlovy Vary Rgn., Bohemia, Czech Republic |
| Dana 8 Class | 42.9.4.2 |
| Strunz Class | 7/D.25-20 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 366 |