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Jacobsite and Indicolite Blue Tourmaline Optical Properties


Indicolite Blue Tourmaline and Jacobsite Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
Not Available   
Strong: dark blue light blueWalter Schumann   

Dispersion
Not Available   
0.02   
22

Transparency
Translucent   
Transparent, Translucent   

Refractive Index
Not Available   
1.614-1.666   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
Not Available   
0.014-0.040   

Clarity
Translucent   
Transparent   

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<< Physical Properties

Jacobsite and Indicolite Blue Tourmaline Optic Character

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

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Jacobsite and Indicolite Blue Tourmaline Transparency

Similar to their colors, Jacobsite and Indicolite Blue 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, Jacobsite is Translucent while Jacobsite is Translucent in appearance.

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