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Fayalite
Fayalite

Topazolite
Topazolite



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Fayalite
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Topazolite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Resinous
Faint
0.03
TransparentAnthony et al
1.827-1.879
-
Orthorhombic
0.042-0.051
TransparentAnthony et al
 
Subadamantine
-
0.06
Transparent
1.855-1.895
-
-
-9999
Transparent