Charoite and Lizardite Optical Properties
Luster
Pearly, Chatoyant
-
Transparency
Translucent
TranslucentAnthony et al
Refractive Index
1.545-1.560
1.538-1.560
Crystal System
Triclinic
-
Birefringence
0.009
-9999
Clarity
Translucent
TranslucentAnthony et al
Charoite and Lizardite Optic Character
Charoite and Lizardite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Charoite and Lizardite 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 Lizardite 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 Lizardite Transparency
Similar to their colors, Charoite and Lizardite 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.