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Stichtite
Stichtite

Rubellite
Rubellite



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Stichtite
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Rubellite

Stichtite and Rubellite Optical Properties

Optical Properties

Luster

Waxy, Resinous
-

Pleochroism

Weak
Strong: dark red pinkish-redHerve Nicolas Lazzarelli

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent

Refractive Index

1.516-1.5441.614-1.666
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
-

Birefringence

0.0260.014-0.040
0 0.296
👆🏻

Clarity

Translucent
Transparent

Stichtite and Rubellite Optic Character

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

Stichtite and Rubellite Transparency

Similar to their colors, Stichtite and Rubellite 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, Stichtite is Translucent while Stichtite is Translucent in appearance.