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Barite
Barite

Poudretteite
Poudretteite



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Barite
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Poudretteite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
colorless.
0.05
-
-9999
-
Orthorhombic
-9999
-
 
Vitreous
Colorless
0.02
-
1.511-1.532
-
Hexagonal
0.021
TransparentUlrich Henn and Claudio C. Milisenda