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Emerald
Emerald
☒

Jasper
Jasper
☒



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Emerald
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Jasper
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Strong dichroism: yellow green Lazzarelli
0.01
Transparent, Translucent, Transparent to translucent
1.565-1.602
-
Hexagonal
0.0040-0.0070
-
 
Vitreous
-
0.01
Opaque
1.540
-
Trigonal
-9999
OpaqueHerve Nicolas Lazzarelli