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Eilat stone
Eilat stone

Emerald
Emerald



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Eilat stone
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Emerald

Eilat stone and Emerald Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
Strong dichroism: yellow green Lazzarelli

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

-99991.565-1.602
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

-99990.0040-0.0070
0 0.296
👆🏻

Clarity

-
-

Eilat stone and Emerald Optic Character

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

Eilat stone and Emerald Transparency

Similar to their colors, Eilat stone and Emerald 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, Eilat stone is while Eilat stone is in appearance.