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Anhydrite
Anhydrite

Jasper
Jasper



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Anhydrite
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Jasper

Anhydrite and Jasper Optical Properties

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Optical Properties

Luster

Pearly, Greasy
Vitreous

Pleochroism

For violet varieties
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Transparent
Opaque

Refractive Index

1.570-1.6141.540
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Trigonal

Birefringence

0.042-0.044-9999
0 0.296
👆🏻

Clarity

Transparent
OpaqueHerve Nicolas Lazzarelli

Anhydrite and Jasper Optic Character

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

Anhydrite and Jasper Transparency

Similar to their colors, Anhydrite 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, Anhydrite is Transparent while Anhydrite is Transparent in appearance.