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Fayalite
Fayalite
☒

Radiolarite
Radiolarite
☒



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Fayalite
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Radiolarite
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Optical Properties

Luster

Vitreous, Resinous
-

Pleochroism

Faint
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

TransparentAnthony et al
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Refractive Index

1.827-1.879-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.042-0.051-9999
0 0.296
👆🏻

Clarity

TransparentAnthony et al
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