Charoite and Pyrope Optical Properties
Luster
Pearly, Chatoyant
Greasy, Vitreous
Transparency
Translucent
-
Refractive Index
1.545-1.560
1.720-1.756
Crystal System
Triclinic
cubic
Birefringence
0.009
-9999
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Charoite and Pyrope Optic Character
Charoite and Pyrope optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Charoite and Pyrope 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 Pyrope 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 Pyrope Transparency
Similar to their colors, Charoite and Pyrope 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.