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Parisite
Parisite

Andesine
Andesine



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Parisite
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Andesine

Parisite and Andesine Optical Properties

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Optical Properties

Luster

-
Vitreous

Pleochroism

-
colorless.

Dispersion

0.030.70
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

1.671-1.7711.543-1.564
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

-
Triclinic

Birefringence

0.099-0.1000.007-0.011
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Parisite and Andesine Optic Character

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

Parisite and Andesine Transparency

Similar to their colors, Parisite 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, Parisite is while Parisite is in appearance.