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Norbergite
Norbergite
☒

Marialite
Marialite
☒



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Norbergite
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Marialite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Pale yellow very pale yellow colorlessAnthony et al
0.02
Transparent
1.563-1.593
-
-
-9999
Transparent
 
Vitreous, Pearly, Resinous
-
0.02
Transparent, Translucent
1.540-1.550
-
tetragonal
0.004-0.008
Transparent