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