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Chlorapatite
Chlorapatite

Axinite
Axinite



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Chlorapatite
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Axinite

Chlorapatite and Axinite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

Weak to moderate; in pale colors.
Strong

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.665-1.6671.656-1.704
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

-
Triclinic

Birefringence

-99990.009-0.012
0 0.296
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Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Chlorapatite and Axinite Optic Character

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

Chlorapatite and Axinite Transparency

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