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Orbicular jasper
Orbicular jasper

Andesine
Andesine



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Orbicular jasper
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Andesine

Orbicular jasper and Andesine Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
colorless.

Dispersion

0.010.70
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

-99991.543-1.564
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

-
Triclinic

Birefringence

-99990.007-0.011
0 0.296
👆🏻

Clarity

-
Transparent

Orbicular jasper and Andesine Optic Character

Orbicular jasper and Andesine optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Orbicular jasper and Andesine 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 Orbicular jasper and Andesine 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. Andesine has Biaxial/+ character.

Orbicular jasper and Andesine Transparency

Similar to their colors, Orbicular jasper and Andesine 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, Orbicular jasper is while Orbicular jasper is in appearance.