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Nickeline
Nickeline
☒

Wulfenite
Wulfenite
☒



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Nickeline
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Wulfenite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
Strong (reflected light)
0.04
-
-9999
-
Hexagonal
-9999
-
 
Adamantine, Resinous
Weak
0.03
Transparent
2.280-2.405
-
tetragonal
0.122
Transparent