Charoite and Pyrite Optical Properties
Luster
Pearly, Chatoyant
-
Transparency
Translucent
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.545-1.560
-9999
Crystal System
Triclinic
Isometric
Birefringence
0.009
-9999
Clarity
Translucent
OpaqueHerve Nicolas Lazzarelli
Charoite and Pyrite Optic Character
Charoite and Pyrite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Charoite and Pyrite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Charoite and Pyrite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.
Charoite and Pyrite Transparency
Similar to their colors, Charoite and Pyrite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Charoite is Translucent while Charoite is Translucent in appearance.