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Benitoite
Benitoite
☒

Iddingsite
Iddingsite
☒



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Benitoite
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Iddingsite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
O = colorless; E = purple
0.04
Transparent
1.757-1.804
-
Hexagonal
0.047
Transparent
 
Vitreous
-
-
-
-9999
-
Orthorhombic
-9999
-

Compare Violet Gemstones

Violet Gemstones

Chrome Tourmaline
Chrome Tourmaline
Cobaltite
Cobaltite
Common Opal
Common Opal
Iddingsite
Blue John
Iddingsite Vs Blue John
Iddingsite
Boulder Opal
Iddingsite Vs Boulder Opal
Iddingsite
Chalcedony
Iddingsite Vs Chalcedony

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