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Tinzenite
Tinzenite

Malachite
Malachite



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Tinzenite
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Malachite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
In thick sections
0.03
Transparent
1.690-1.705
-
-
-9999
Transparent
 
Adamantine, Vitreous, Silky
-
0.04
Opaque
1.655-1.909
-
monoclinic
0.254
-