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Sard
Sard
☒

Pyrite Marcasite
Pyrite Marcasite
☒



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Sard
X
Pyrite Marcasite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Waxy
-
0.01
Translucent
1.535-1.539
-
-
0.008-0.010
Translucent
 
-
-
0.03
Opaque
-9999
-
Isometric
-9999
Opaque