Rutile vs Topaz
| Property | Rutile | Topaz |
|---|---|---|
| Formula | TiO2 | Al2SiO4(F,OH)2 |
| Crystal System | Tetragonal | Orthorhombic |
| Mineral Class | 04 Oxides and Hydroxides | 09 Silicates |
| Mohs Hardness | 6.0-6.5 | 8.0 |
| Color | Reddish-brown, red, black, golden | Colorless, yellow, blue, pink, orange |
| Luster | Adamantine | Vitreous |
| Streak | Light brown | Colorless |
| Transparency | Translucent | Transparent |
| Cleavage | Good {110} | Perfect {001} |
| Fracture | Conchoidal to uneven | Conchoidal to uneven |