Sodalite and Pearl Optical Properties

Sodalite

Pearl

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1 Optical Properties

1.1 Luster

Greasy

Pearly

1.2 Pleochroism

AbsentWalter Schumann

1.3 Dispersion

Albite Optical ..

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0.02

Rank: 21 (Overall)▶

None

Rank: N/A (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

Translucent, Opaque

1.5 Refractive Index

1.478-1.488

1.52-1.66

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

Orthorhombic

1.8 Birefringence

Not Available

0.156

1.9 Clarity

Transparent

Translucent

Sodalite and Pearl Optic Character

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

Similar to their colors, Sodalite and Pearl 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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