The star effect of colored gemstones is also called star effect or star pattern effect. ภายใต้การฉายรังสีของแสง, some curved convex gems will have the optical phenomenon of intersecting four-shot, six-shot and up to twelve-shot star-like rays, just like the starlight in the night sky.
The generation of gem starlight is the result of the directional reflection of light by several groups of fibrous inclusions or tubular voids interwoven in different directions in the gem crystal.
The famous rubies and sapphires have six stars. นอกจากนี้, there are rose crystal, spinel, โกเมน, สมเด็จ, diopside, cordierite, เป็นต้น, which have six stars. Enstatite, diopside, cordierite, เป็นต้น, also show radiant stars.
The starlight effect highlights the beautiful colors of colored gemstones and is deeply loved by people. In jewelry customization, people like to choose such colored gemstones and combine them to create unique couple rings, pendants and other jewelry accessories.