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Apatite
Apatite
☒

Omphacite
Omphacite
☒



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Apatite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Blue stones – strong
0.01
-
1.628-1.651
-
Hexagonal
0.002-0.008
TransparentUlrich Henn and Claudio C. Milisenda
 
Vitreous
Weak: colorless -- very pale green -- very pale green
0.02
TranslucentAnthony et al
1.662-1.723
-
-
-9999
TranslucentAnthony et al

Compare Gems for Gemini » More

Gems for Gemini » More

Gems for Gemini » More

Pearl
Pearl
Sapphire
Sapphire
Serpentine
Serpentine

Compare Gems for Gemini » More

Omphacite
Emerald
Omphacite Vs Emerald
Omphacite
Goshenite
Omphacite Vs Goshenite
Omphacite
Howlite
Omphacite Vs Howlite

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