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Jasper
Jasper

Antigorite
Antigorite



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Jasper
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Antigorite

Jasper and Antigorite Optical Properties

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Optical Properties

Luster

Vitreous
Waxy, Silky, Resinous, Greasy

Pleochroism

-
pale greenish yellow

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Opaque
Translucent

Refractive Index

1.5401.530-1.575
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Monoclinic Domatic H-M Symbol (m) Space Group: Cm

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

OpaqueHerve Nicolas Lazzarelli
Translucent

Jasper and Antigorite Optic Character

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

Jasper and Antigorite Transparency

Similar to their colors, Jasper 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, Jasper is Opaque while Jasper is Opaque in appearance.