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Papagoite
Papagoite
☒

Norbergite
Norbergite
☒



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Papagoite
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Norbergite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Trichroic
0.01
Transparent
1.607-1.672
-
monoclinic
0.065
Transparent
 
Vitreous
Pale yellow very pale yellow colorlessAnthony et al
0.02
Transparent
1.563-1.593
-
-
-9999
Transparent

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