Labradorite and Taaffeite Optical Properties

Labradorite

Taaffeite

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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

Vitreous, Pearly

0.01

Transparent, Translucent, Transparent to translucent

1.554-1.573

Triclinic

0.008-0.010

Transparent

Vitreous

Weak

0.02

1.70-1.73

Hexagonal

0.055

Labradorite and Taaffeite Optic Character

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

Similar to their colors, Labradorite and Taaffeite 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, Labradorite is Transparent, Translucent and Transparent to translucent while Labradorite is Transparent, Translucent and Transparent to translucent in appearance.