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Blue John
Blue John
☒

Zircon
Zircon
☒



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Blue John
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Zircon
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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
 
Adamantine
Weak
0.04
Transparent
1.810-2.024
-
tetragonal
0.047-0.055
Transparent

Compare Blue Gemstones

Blue Gemstones

Chrome Tourmaline
Chrome Tourmaline
Common Opal
Common Opal
Cordierite Iolite
Cordierite Iolite
Zircon
Boulder Opal
Zircon Vs Boulder Opal
Zircon
Brucite
Zircon Vs Brucite
Zircon
Caledonite
Zircon Vs Caledonite

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