Celestine Luster
Optical Properties of Celestine are its behavioral responses towards light. While few optical properties can be identified with naked eyes, other require special instruments by the gemologists to identify them. Celestine optical properties like luster, clarity, refractive index etc. are used to determine the non-destructive methods during gemstone identification and evaluation.
Celestine luster is the quantity of light the crystal reflects when light is incident on it. Celestine which is commonly found in Colorless, Blue, Brown, Colorless, Green, gray color, is Gems in nature. It possess Pearly and Vitreous luster.