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Chrysotile
Chrysotile

Willemite
Willemite



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Chrysotile
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Willemite

Chrysotile and Willemite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Silky
-
0.02
-
1.530-1.575
-
Monoclinic : clinochrysotile (most common)
0.001
-
 
Vitreous, Resinous
-
0.17
Transparent, Translucent
1.687-1.723
-
Trigonal
0.028-0.030
Transparent

Chrysotile and Willemite Optic Character

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

Chrysotile and Willemite Transparency

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