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Plasma
Plasma

Eudialyte
Eudialyte



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Plasma
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Eudialyte

Plasma and Eudialyte Optical Properties

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Optical Properties

Luster

-
Vitreous

Pleochroism

-
Weak: O= colorless

Dispersion

0.020.01
0.005 1
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Transparency

-
Translucent

Refractive Index

-99991.591-1.633
1 3.25
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Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-99990.003-0.010
0 0.296
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Clarity

-
Translucent

Plasma and Eudialyte Optic Character

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

Plasma and Eudialyte Transparency

Similar to their colors, Plasma and Eudialyte 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, Plasma is while Plasma is in appearance.