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Smaragdite
Smaragdite

Cavansite
Cavansite



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Smaragdite
X
Cavansite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.01
Transparent
-9999
-
-
-9999
Transparent
 
Vitreous, Pearly
Visible: X=Z= colorless Y= blue
0.04
-
1.542
-
Orthorhombic
0.009
-