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Rosasite
Rosasite

Arfvedsonite
Arfvedsonite



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X
Rosasite
X
Arfvedsonite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Silky, Vitreous
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
0.03
-
1.672-1.688
-
monoclinic
0.139-0.143
-
 
Vitreous
Strong: Blue-greens
0.02
-
1.652-1.699
-
monoclinic
-9999
-