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Chrome-Chalcedony
Chrome-Chalcedony

Sapphire
Sapphire



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Chrome-Chalcedony
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Sapphire

Chrome-Chalcedony and Sapphire Optical Properties

Optical Properties

Luster

Waxy
Vitreous, Adamantine

Pleochroism

-
Strong

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent, Transparent to opaque

Refractive Index

1.530-1.5431.762-1.788
1 3.25
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Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

0.003-0.0090.008-0.009
0 0.296
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Clarity

Translucent
Transparent

Chrome-Chalcedony and Sapphire Optic Character

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

Chrome-Chalcedony and Sapphire Transparency

Similar to their colors, Chrome-Chalcedony and 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, Chrome-Chalcedony is Translucent while Chrome-Chalcedony is Translucent in appearance.