Jacobsite Luster
Optical Properties of Jacobsite 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. Jacobsite optical properties like luster, clarity, refractive index etc. are used to determine the non-destructive methods during gemstone identification and evaluation.
Jacobsite luster is the quantity of light the crystal reflects when light is incident on it. Jacobsite which is commonly found in Black, Brownish, White, Brown color, is Translucent in nature.