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Rhodolite
Rhodolite

Emerald
Emerald



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Rhodolite
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Emerald

Rhodolite and Emerald Optical Properties

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Optical Properties

Luster

Greasy, Vitreous
Vitreous

Pleochroism

None
Strong dichroism: yellow green Lazzarelli

Dispersion

0.030.01
0.005 1
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Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

1.7601.565-1.602
1 3.25
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Optic Character

-
-

Crystal System

cubic
Hexagonal

Birefringence

0.010-0.0140.0040-0.0070
0 0.296
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Clarity

TransparentUlrich Henn and Claudio C. Milisenda
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Rhodolite and Emerald Optic Character

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

Rhodolite and Emerald Transparency

Similar to their colors, Rhodolite 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, Rhodolite is while Rhodolite is in appearance.