Sodalite and Emerald Optical Properties

Sodalite

Emerald

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1 Optical Properties

1.1 Luster

Greasy

Vitreous

1.2 Pleochroism

AbsentWalter Schumann

Strong dichroism: yellow green Lazzarelli

1.3 Dispersion

Albite Optical ..

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▼

0.02

Rank: 21 (Overall)▶

0.01

Rank: 26 (Overall)▶

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Fluorite Optical Properties

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0.044 (Anglesite Opt..)

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1.4 Transparency

Transparent, Translucent, Opaque

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

1.478-1.488

1.565-1.602

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

Hexagonal

1.8 Birefringence

Not Available

0.0040-0.0070

1.9 Clarity

Transparent

Color grading system

Sodalite and Emerald Optic Character

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

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Sodalite and Emerald Transparency

Similar to their colors, Sodalite 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, Sodalite is Opaque, Translucent and Transparent while Sodalite is Opaque, Translucent and Transparent in appearance.

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