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Cinnabar
Cinnabar
☒

Umbalite
Umbalite
☒



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Cinnabar
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Umbalite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Adamantine
-
0.06
Translucent
2.905-3.25
-
Trigonal
-9999
Translucent
 
-
-
0.02
TransparentGemdat.org
1.730-1.820
-
-
-9999
TransparentGemdat.org

Compare Red Gemstones

Red Gemstones

Hexagonite
Hexagonite
Imperial Topaz
Imperial Topaz
Jadeite
Jadeite
Umbalite
Cryolite
Umbalite Vs Cryolite
Umbalite
Cuprite
Umbalite Vs Cuprite
Umbalite
Fire Opal
Umbalite Vs Fire Opal

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