Sulphur Luster
Optical Properties of Sulphur 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. Sulphur optical properties like luster, clarity, refractive index etc. are used to determine the non-destructive methods during gemstone identification and evaluation.
Sulphur luster is the quantity of light the crystal reflects when light is incident on it. Sulphur which is commonly found in Yellow color, is Gemstones of the world (2001) and TranslucentWalter Schumann in nature.