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Anorthite
Anorthite
☒

Violane
Violane
☒



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Anorthite
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Violane
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
colorless.
0.01
Transparent
1.575-1.588
-
Triclinic
0.012-0.013
Transparent
 
-
-
0.03
Translucent
1.668-1.703
-
-
0.024-0.030
Translucent

Compare Red Gemstones

Red Gemstones

Blue John
Blue John
Boulder Opal
Boulder Opal
Brookite
Brookite
Violane
Apophyllite
Violane Vs Apophyllite
Violane
Aragonite
Violane Vs Aragonite
Violane
Astrophyllite
Violane Vs Astrophyllite

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