About Ceylon Star Sapphire
Star sapphires display asterism—a six-ray star pattern that appears to glide across the surface when moved under light. This optical phenomenon is caused by aligned rutile needle inclusions within the stone.
Characteristics:
- Mohs Hardness: 9.0
- Crystal System: Hexagonal
- Common Colors: Blue, Pink, Grey, Purple
- Cut: Always cabochon to display the star
Ceylon Star Quality: Sri Lankan star sapphires are famous for producing the finest asterism with sharp, well-centered stars. The best examples show a distinct six-ray star that moves smoothly across a clean dome.
Popular Uses:
- Unique rings and pendants
- Collector pieces
- Men’s jewelry
- Astrological and spiritual jewelry





