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Pyrope
Pyrope

Hibschite
Hibschite



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Pyrope
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Hibschite

Pyrope and Hibschite Optical Properties

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Optical Properties

Luster

Greasy, Vitreous
Vitreous

Pleochroism

None
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

-
Semitransparent

Refractive Index

1.720-1.756-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
TranslucentAnthony et al

Pyrope and Hibschite Optic Character

Pyrope and Hibschite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pyrope 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 Pyrope 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.

Pyrope and Hibschite Transparency

Similar to their colors, Pyrope 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, Pyrope is while Pyrope is in appearance.