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Pleonaste
Pleonaste

Datolite
Datolite



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Pleonaste
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Datolite

Pleonaste and Datolite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
-

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.7801.621-1.675
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
monoclinic

Birefringence

-99990.044
0 0.296
👆🏻

Clarity

-
Transparent

Pleonaste and Datolite Optic Character

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

Pleonaste and Datolite Transparency

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