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Iolite
Iolite
☒

Ruby
Ruby
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Iolite
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Ruby
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
-
0.02
Transparent, Translucent, Transparent to translucent
1.52-1.56
-
Orthorhombic
-9999
Transparent to translucent
 
Vitreous, Adamantine
Strong: purplish-red
0.02
Transparent, Translucent, Transparent to opaque
1.762-1.778
-
Trigonal
0.008
Transparent

Compare Gems for Taurus » More

Gems for Taurus » More

Gems for Taurus » More

Sapphire
Sapphire
Rose Quartz
Rose Quartz
Rhodolite
Rhodolite

Compare Gems for Taurus » More

Ruby
Peridot
Ruby Vs Peridot
Ruby
Bixbite
Ruby Vs Bixbite
Ruby
Chrysanthemum Stone
Ruby Vs Chrysanthemum Stone

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