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Beryl
Beryl

Bornite
Bornite



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Beryl
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Bornite

Beryl and Bornite Optical Properties

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Optical Properties

Luster

Vitreous, Resinous
-

Pleochroism

Weak to distinct
Weak

Dispersion

0.01-
0.005 1
👆🏻

Transparency

Transparent, Transparent to opaque
-

Refractive Index

1.560-1.604-9999
1 3.25
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Optic Character

-
-

Crystal System

Hexagonal
Orthorhombic

Birefringence

0.0040-0.0070-9999
0 0.296
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Clarity

Transparent
-

Beryl and Bornite Optic Character

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

Beryl and Bornite Transparency

Similar to their colors, Beryl and Bornite 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, Beryl is Transparent and Transparent to opaque while Beryl is Transparent and Transparent to opaque in appearance.