Home
Gemstones


Jadeite and Tourmaline Optical Properties


Tourmaline and Jadeite Optical Properties


Optical Properties

Luster
Pearly   
Vitreous   

Pleochroism
NilArthur Thomas   
typically moderate to strong   

Dispersion
Not Available   
0.02   
22

Transparency
Translucent   
Transparent, Translucent, Transparent to opaque   

Refractive Index
1.652-1.688   
1.614-1.666   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Trigonal   

Birefringence
0.013-0.020   
0.014-0.040   

Clarity
Translucent   
Transparent   

Benefits >>
<< Physical Properties

Jadeite and Tourmaline Optic Character

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

Compare Red Gemstones

Jadeite and Tourmaline Transparency

Similar to their colors, Jadeite and Tourmaline 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, Jadeite is Translucent while Jadeite is Translucent in appearance.

Red Gemstones

Red Gemstones


Compare Red Gemstones