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Angelite
Angelite

Umbalite
Umbalite



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Angelite
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Umbalite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.01
-
-9999
-
Orthorhombic
-9999
-
 
-
-
0.02
TransparentGemdat.org
1.730-1.820
-
-
-9999
TransparentGemdat.org