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Strontianite
Strontianite

Sphene
Sphene



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Strontianite
X
Sphene
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Greasy
-
0.04
Transparent
1.517-1.667
-
-
-9999
Transparent
 
-
-
0.05
-
1.84-2.11
-
monoclinic
-9999
-