×

Blue John
Blue John
☒

Ajoite
Ajoite
☒



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Blue John
X
Ajoite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.02
Transparent
1.432-1.436
-
-
-9999
Transparent
 
Vitreous
X: very light bluish green; Y and Z: brilliant bluish green
0.04
-
1.550
-
Triclinic
0.091
-

Compare Blue Gemstones

Blue Gemstones

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Common Opal
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Cordierite Iolite
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Ajoite
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Brucite
Ajoite Vs Brucite
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Caledonite
Ajoite Vs Caledonite

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