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Dravite and Kunzite Optical Properties


Kunzite and Dravite Optical Properties


Optical Properties

Luster
Vitreous  
Vitreous  

Pleochroism
Very strong: pale yellow colorless  
Strong trichroism: colorless pink violetHerve Nicolas Lazzarelli  

Dispersion
0.02  
99+
0.02  
99+

Transparency
Transparent  
Transparent  

Refractive Index
1.614-1.666  
1.657-1.681  

Optic Character
-  
-  

Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m  
monoclinic  

Birefringence
0.014-0.032  
0.014-0.016  

Clarity
Transparent  
TransparentUlrich Henn and Claudio C. Milisenda  

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Dravite and Kunzite Optic Character

Dravite and Kunzite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Dravite and Kunzite 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 Dravite and Kunzite 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.

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Dravite and Kunzite Transparency

Similar to their colors, Dravite and Kunzite 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, Dravite is Transparent while Dravite is Transparent in appearance.

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