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Heliotrope
Heliotrope
☒

Nepheline
Nepheline
☒



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Heliotrope
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Nepheline
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
-
0.01
-
1.53-1.54
-
Trigonal
0.004
-
 
Vitreous, Greasy
-
0.01
Transparent, Translucent
1.529-1.547
-
Hexagonal
0.003-0.004
Transparent

Compare Green Gemstones

Green Gemstones

Super Seven Crystals
Super Seven Crystals
Richterite
Richterite
Flint
Flint
Nepheline
Cacoxenite
Nepheline Vs Cacoxenite
Nepheline
Trinitite
Nepheline Vs Trinitite
Nepheline
Zinnwaldite
Nepheline Vs Zinnwaldite

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