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Verdite
Verdite

Apatite
Apatite



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Verdite
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Apatite

Verdite and Apatite Optical Properties

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Optical Properties

Luster

Vitreous, Silky
Vitreous

Pleochroism

Extreme
Blue stones – strong

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

1.5801.628-1.651
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Hexagonal

Birefringence

-99990.002-0.008
0 0.296
👆🏻

Clarity

Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Verdite and Apatite Optic Character

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

Verdite and Apatite Transparency

Similar to their colors, Verdite and Apatite 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, Verdite is Translucent while Verdite is Translucent in appearance.