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Pleonaste
Pleonaste

Labradorite
Labradorite



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Pleonaste
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Labradorite

Pleonaste and Labradorite Optical Properties

Optical Properties

Luster

-
Vitreous, Pearly

Pleochroism

-
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

1.7801.554-1.573
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Triclinic

Birefringence

-99990.008-0.010
0 0.296
👆🏻

Clarity

-
Transparent

Pleonaste and Labradorite Optic Character

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

Pleonaste and Labradorite Transparency

Similar to their colors, Pleonaste and Labradorite 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, Pleonaste is while Pleonaste is in appearance.