×

Nosean
Nosean
☒

Heliotrope
Heliotrope
☒



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Nosean
X
Heliotrope
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.04
Transparent
-9999
-
-
-9999
Transparent
 
Vitreous
-
0.01
-
1.53-1.54
-
Trigonal
0.004
-

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