Azurite vs Cinnabar
| Property | Azurite | Cinnabar |
|---|---|---|
| Formula | Cu3(CO3)2(OH)2 | HgS |
| Crystal System | Monoclinic | Trigonal |
| Mineral Class | 05 Carbonates and Nitrates | 02 Sulfides and Sulfosalts |
| Mohs Hardness | 3.5-4.0 | 2.0-2.5 |
| Color | Azure blue, dark blue | Scarlet red, brownish-red |
| Luster | Vitreous | Adamantine |
| Streak | Light blue | Scarlet |
| Transparency | Transparent | Translucent |
| Cleavage | Perfect {011}, fair {100} | Perfect prismatic {1010} |
| Fracture | Conchoidal | Conchoidal to uneven |