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Antigorite
Antigorite

Labradorite
Labradorite



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Antigorite
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Labradorite

Antigorite and Labradorite Optical Properties

Optical Properties

Luster

Waxy, Silky, Resinous, Greasy
Vitreous, Pearly

Pleochroism

pale greenish yellow
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent, Transparent to translucent

Refractive Index

1.530-1.5751.554-1.573
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Monoclinic Domatic H-M Symbol (m) Space Group: Cm
Triclinic

Birefringence

-99990.008-0.010
0 0.296
👆🏻

Clarity

Translucent
Transparent

Antigorite and Labradorite Optic Character

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

Antigorite and Labradorite Transparency

Similar to their colors, Antigorite 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, Antigorite is Translucent while Antigorite is Translucent in appearance.