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Forsterite
Forsterite
☒

Feldspar
Feldspar
☒



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Forsterite
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Feldspar
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
colorless.
0.02
Transparent
1.635-1.671
-
Orthorhombic
0.033-0.042
Transparent
 
Vitreous
None
0.01
Transparent, Translucent
1.518-1.570
-
Triclinic or monoclinic
0.008-0.010
Transparent

Compare Green Gemstones

Green Gemstones

Hemimorphite
Hemimorphite
Hiddenite
Hiddenite
Hurlbutite
Hurlbutite
Feldspar
Gaspite
Feldspar Vs Gaspite
Feldspar
Glass
Feldspar Vs Glass
Feldspar
Grandidierite
Feldspar Vs Grandidierite

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