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Forsterite
Forsterite

Hibschite
Hibschite



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Forsterite
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Hibschite

Forsterite and Hibschite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

colorless.
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
Semitransparent

Refractive Index

1.635-1.671-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d

Birefringence

0.033-0.042-9999
0 0.296
👆🏻

Clarity

Transparent
TranslucentAnthony et al

Forsterite and Hibschite Optic Character

Forsterite and Hibschite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Forsterite and Hibschite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Forsterite and Hibschite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Forsterite and Hibschite Transparency

Similar to their colors, Forsterite and Hibschite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Forsterite is Transparent while Forsterite is Transparent in appearance.