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Sapphirine
Sapphirine

Anorthite
Anorthite



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Sapphirine
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Anorthite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.02
Transparent
1.701-1.724
-
-
0.005-0.007
Transparent
 
Vitreous
colorless.
0.01
Transparent
1.575-1.588
-
Triclinic
0.012-0.013
Transparent