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Pyromorphite
Pyromorphite

Labradorite
Labradorite



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Pyromorphite
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Labradorite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Resinous, Subadamantine
Weak
0.03
Transparent
2.042-2.059
-
Hexagonal
0.010
Transparent
 
Vitreous, Pearly
-
0.01
Transparent, Translucent, Transparent to translucent
1.554-1.573
-
Triclinic
0.008-0.010
Transparent