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Hibschite
Hibschite

Antigorite
Antigorite



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Hibschite
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Antigorite

Hibschite and Antigorite Optical Properties

Optical Properties

Luster

Vitreous
Waxy, Silky, Resinous, Greasy

Pleochroism

-
pale greenish yellow

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Semitransparent
Translucent

Refractive Index

-99991.530-1.575
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

TranslucentAnthony et al
Translucent

Hibschite and Antigorite Optic Character

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

Hibschite and Antigorite Transparency

Similar to their colors, Hibschite and Antigorite 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, Hibschite is Semitransparent while Hibschite is Semitransparent in appearance.