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Albite
Albite

Star Sapphire
Star Sapphire



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Albite
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Star Sapphire

Albite and Star Sapphire Optical Properties

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

colorless.
-

Dispersion

1.000.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent, Translucent

Refractive Index

1.525-1.5421.758-1.780
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
-

Birefringence

0.008-0.0110.007-0.010
0 0.296
👆🏻

Clarity

Transparent
Transparent

Albite and Star Sapphire Optic Character

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

Albite and Star Sapphire Transparency

Similar to their colors, Albite and Star Sapphire 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, Albite is Transparent and Translucent while Albite is Transparent and Translucent in appearance.