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Blue spinel
Blue spinel
☒

Rutilated Quartz
Rutilated Quartz
☒



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Blue spinel
X
Rutilated Quartz
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
-
-
-9999
-
-
-9999
-
 
Vitreous
-
0.01
Transparent, Translucent, Transparent to translucent
1.544-1.553
-
Hexagonal
0.009
Transparent