Zincite Luster
Optical Properties of Zincite 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. Zincite optical properties like luster, clarity, refractive index etc. are used to determine the non-destructive methods during gemstone identification and evaluation.
Zincite luster is the quantity of light the crystal reflects when light is incident on it. Zincite which is commonly found in Yellow, Red, Green, Colorless, orange color, is TransparentRobert C. Kammerling and The Journal of Gemmology (1995) More from other references in nature. It possess Subadamantine and Resinous luster.