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Willemite
Willemite
☒

Marcasite
Marcasite
☒



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Willemite
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Marcasite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Resinous
-
0.17
Transparent, Translucent
1.687-1.723
-
Trigonal
0.028-0.030
Transparent
 
-
-
0.05
-
-9999
-
-
-9999
-

Compare Red Gemstones

Red Gemstones

Pyrope Almandine
Pyrope Almandine
Pyrope Garnet
Pyrope Garnet
Almandine Garnet
Almandine Garnet
Marcasite
Garnet Color Change
Marcasite Vs Garnet Color Change
Marcasite
Hessonite Garnet
Marcasite Vs Hessonite Garnet
Marcasite
Opal Australia
Marcasite Vs Opal Australia

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