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Pyrite Marcasite
Pyrite Marcasite
☒

Tortoiseshell
Tortoiseshell
☒



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Pyrite Marcasite
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Tortoiseshell
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.03
Opaque
-9999
-
Isometric
-9999
Opaque
 
-
-
0.01
-
1.540-1.560
-
-
-9999
OpaqueUlrich Henn and Claudio C. Milisenda

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