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Zebra Rock
Zebra Rock

Sugilite
Sugilite



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Zebra Rock
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Sugilite

Zebra Rock and Sugilite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
Weak

Dispersion

-0.02
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

-99991.607-1.612
1 3.25
👆🏻

Optic Character

-
-

Crystal System

​ face-centered cubic (fcc)
Hexagonal

Birefringence

-99990.003
0 0.296
👆🏻

Clarity

-
Translucent

Zebra Rock and Sugilite Optic Character

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

Zebra Rock and Sugilite Transparency

Similar to their colors, Zebra Rock and Sugilite 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, Zebra Rock is while Zebra Rock is in appearance.