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Poudretteite
Poudretteite

Lepidocrocite
Lepidocrocite



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X
Poudretteite
X
Lepidocrocite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Colorless
0.02
-
1.511-1.532
-
Hexagonal
0.021
TransparentUlrich Henn and Claudio C. Milisenda
 
-
Strong; X = colorless to yellow; Y = orange
0.02
-
1.940
-
Orthorhombic
-9999
-