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Cryolite
Cryolite

Chrysotile
Chrysotile



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Cryolite
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Chrysotile

Cryolite and Chrysotile Optical Properties

Optical Properties

Luster

Vitreous, Greasy, Pearly
Silky

Pleochroism

colorless.
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.338-1.3391.530-1.575
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Monoclinic : clinochrysotile (most common)

Birefringence

0.0010.001
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
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Cryolite and Chrysotile Optic Character

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

Cryolite and Chrysotile Transparency

Similar to their colors, Cryolite and Chrysotile 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, Cryolite is while Cryolite is in appearance.