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Jasper
Jasper

Ruby
Ruby



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Jasper
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Ruby

Jasper and Ruby Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous, Adamantine

Pleochroism

-
Strong: purplish-red

Dispersion

0.010.02
0.005 1
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Transparency

Opaque
Transparent, Translucent, Transparent to opaque

Refractive Index

1.5401.762-1.778
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
Trigonal

Birefringence

-99990.008
0 0.296
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Clarity

OpaqueHerve Nicolas Lazzarelli
Transparent

Jasper and Ruby Optic Character

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

Similar to their colors, Jasper and Ruby 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.