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Dallasite
Dallasite
☒

Uvite
Uvite
☒



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Dallasite
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Uvite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.01
-
1.540
-
-
0.008-0.010
-
 
Vitreous
Pale yellow colorlessAnthony et al
0.02
Transparent
1.614-1.666
-
-
0.014-0.032
Transparent