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Beryl
Beryl

Fluorapatite
Fluorapatite



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Beryl
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Fluorapatite

Beryl and Fluorapatite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Vitreous, Resinous

Pleochroism

Weak to distinct
Weak to strong if coloreD

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

Transparent, Transparent to opaque
Transparent

Refractive Index

1.560-1.6041.631-1.650
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Hexagonal

Birefringence

0.0040-0.0070-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Beryl and Fluorapatite Optic Character

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

Similar to their colors, Beryl and Fluorapatite 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.