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Ammolite
Ammolite

Hexagonite
Hexagonite



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Ammolite
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Hexagonite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Silky, Vitreous
None
0.01
-
1.520-1.670
-
Trigonal
0.135-0.145
-
 
Vitreous
bluish–red
-
Transparent
1.599-1.637
-
-
0.019-0.028
Transparent