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Sard
Sard
☒

Realgar
Realgar
☒



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Sard
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Realgar
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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
 
-
Nearly colorless to pale golden yellowAnthony et al
0.06
-
2.538-2.704
-
-
0.166
-

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Blue Gemstones

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Realgar Vs Shattuckite

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