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Magnetite
Magnetite
☒

Beryl
Beryl
☒



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Magnetite
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Beryl
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.20
-
2.42
-
-
-9999
-
 
Vitreous, Resinous
Weak to distinct
0.01
Transparent, Transparent to opaque
1.560-1.604
-
Hexagonal
0.0040-0.0070
Transparent