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Boleite
Boleite

Sphene
Sphene



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Boleite
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Sphene
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Pearly
-
0.07
Transparent
2.05
-
Isometric
0.010
Transparent
 
-
-
0.05
-
1.84-2.11
-
monoclinic
-9999
-