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Andradite
Andradite

Jasper
Jasper



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Andradite
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Jasper

Andradite and Jasper Optical Properties

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Optical Properties

Luster

Adamantine, Resinous
Vitreous

Pleochroism

-
-

Dispersion

0.060.01
0.005 1
👆🏻

Transparency

Transparent
Opaque

Refractive Index

1.88-1.941.540
1 3.25
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Optic Character

-
-

Crystal System

cubic
Trigonal

Birefringence

0.057-9999
0 0.296
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Clarity

Transparent
OpaqueHerve Nicolas Lazzarelli

Andradite and Jasper Optic Character

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

Andradite and Jasper Transparency

Similar to their colors, Andradite and Jasper 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, Andradite is Transparent while Andradite is Transparent in appearance.