Marcasite Luster
Optical Properties of Marcasite 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. Marcasite optical properties like luster, clarity, refractive index etc. are used to determine the non-destructive methods during gemstone identification and evaluation.
Marcasite luster is the quantity of light the crystal reflects when light is incident on it. Marcasite which is commonly found in Yellow, White color, is Gemmological Tables (2004) More from other references in nature.