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Rubellite Tourmaline
Rubellite Tourmaline

Ruby
Ruby



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Rubellite Tourmaline
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Ruby

Rubellite Tourmaline and Ruby Optical Properties

Optical Properties

Luster

-
Vitreous, Adamantine

Pleochroism

-
Strong: purplish-red

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Opaque
Transparent, Translucent, Transparent to opaque

Refractive Index

-99991.762-1.778
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
Trigonal

Birefringence

-99990.008
0 0.296
👆🏻

Clarity

Opaque
Transparent

Rubellite Tourmaline and Ruby Optic Character

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

Rubellite Tourmaline and Ruby Transparency

Similar to their colors, Rubellite Tourmaline and Ruby 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, Rubellite Tourmaline is Opaque while Rubellite Tourmaline is Opaque in appearance.