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Kyanite
Kyanite

Topazolite
Topazolite



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Kyanite
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Topazolite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Pearly
Trichroic
0.02
-
1.71-1.74
-
Triclinic
-9999
-
 
Subadamantine
-
0.06
Transparent
1.855-1.895
-
-
-9999
Transparent