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Linarite
Linarite

Emerald
Emerald



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X
Linarite
X
Emerald

Linarite and Emerald Optical Properties

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Optical Properties

Luster

Sub-Adamantine, Vitreous
Vitreous

Pleochroism

X = pale blue; Y = blue; Z = Prussian blue
Strong dichroism: yellow green Lazzarelli

Dispersion

0.050.01
0.005 1
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Transparency

Transparent
Transparent, Translucent, Transparent to translucent

Refractive Index

1.809-1.8591.565-1.602
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
Hexagonal

Birefringence

0.0500.0040-0.0070
0 0.296
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Clarity

Transparent
-

Linarite and Emerald Optic Character

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

Linarite and Emerald Transparency

Similar to their colors, Linarite 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, Linarite is Transparent while Linarite is Transparent in appearance.