Optical Properties of Quartz 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. Quartz optical properties like luster, clarity, refractive index etc. are used to determine the non-destructive methods during gemstone identification and evaluation.
Quartz luster is the quantity of light the crystal reflects when light is incident on it. Quartz which is commonly found in Black, Colorless, Green, Violet, White, Yellow, White, Colorless, Blue, Red, Green, Yellow, pink, Brown, Colorless, Violet, gray, Yellow color, is Translucent, Transparent and Transparent to translucent in nature. It possess Vitreous luster.