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Verdelite
Verdelite

Datolite
Datolite



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Verdelite
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Datolite

Verdelite and Datolite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

Strong: dark green yellow
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent

Refractive Index

1.614-1.6661.621-1.675
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
monoclinic

Birefringence

0.014-0.0400.044
0 0.296
👆🏻

Clarity

Transparent
Transparent

Verdelite and Datolite Optic Character

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

Verdelite and Datolite Transparency

Similar to their colors, Verdelite and Datolite 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, Verdelite is Transparent and Translucent while Verdelite is Transparent and Translucent in appearance.