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Axinite
Axinite

Charlesite
Charlesite



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Axinite
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Charlesite

Axinite and Charlesite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Strong
Nearly colorless to pale golden yellow

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.656-1.7041.492
1 3.25
👆🏻

Optic Character

Biaxial/+
-

Crystal System

Triclinic
Trigonal

Birefringence

0.009-0.012-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Axinite and Charlesite Optic Character

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

Axinite and Charlesite Transparency

Similar to their colors, Axinite and Charlesite 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, Axinite is while Axinite is in appearance.