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Plasma
Plasma

Phosgenite
Phosgenite



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Plasma
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Phosgenite

Plasma and Phosgenite Optical Properties

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Optical Properties

Luster

-
Adamantine

Pleochroism

-
Weakly pleochroic with O reddish and E greenish in thick sections.

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

-
-

Refractive Index

-99992.117-2.145
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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tetragonal

Birefringence

-99990.027
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Plasma and Phosgenite Optic Character

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

Similar to their colors, Plasma and Phosgenite 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.