Apatite vs Beryl (Emerald)
| Property | Apatite | Beryl (Emerald) |
|---|---|---|
| الصيغة الكيميائية | Ca5(PO4)3(F,Cl,OH) | Be3Al2(SiO3)6 |
| النظام البلوري | Hexagonal | Hexagonal |
| صنف المعدن | 08 Phosphates, Arsenates, and Vanadates | 09 Silicates |
| صلادة موس | 5.0 | 7.5-8.0 |
| اللون | Green, blue, yellow, violet, colorless | Green (emerald), blue (aquamarine), pink (morganite), yellow (heliodor) |
| اللمعان | Vitreous | Vitreous |
| لون الخط | White | Colorless |
| الشفافية | Transparent | Transparent |
| الانفصام | Poor {0001} | Poor {0001} |
| الكسر | Conchoidal to uneven | Conchoidal to uneven |