×

Fluor buergerite
Fluor buergerite
☒

Opal Ethiopia
Opal Ethiopia
☒



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Fluor buergerite
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Opal Ethiopia
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.02
-
-9999
-
-
-9999
-
 
-
-
0.01
-
1.42-1.47
-
-
-9999
-

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