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Phosphosiderite
Phosphosiderite

Spodumene
Spodumene



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Phosphosiderite
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Spodumene
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Pale rose-red carmine-red colorlessAnthony et al
0.04
Transparent
1.692-1.739
-
-
0.240
Transparent
 
Vitreous
Strong in kunzite: α-purple
0.02
Transparent
1.657-1.681
-
monoclinic
0.014-0.018
-