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Pollucite
Pollucite

Meionite
Meionite



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Pollucite
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Meionite

Pollucite and Meionite Optical Properties

Optical Properties

Luster

Vitreous, Greasy
Vitreous, Resinous

Pleochroism

-
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent, Translucent

Refractive Index

1.517-1.5251.556-1.600
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
-

Birefringence

-99990.024-0.037
0 0.296
👆🏻

Clarity

Transparent
Transparent

Pollucite and Meionite Optic Character

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

Pollucite and Meionite Transparency

Similar to their colors, Pollucite and Meionite 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, Pollucite is Transparent and Translucent while Pollucite is Transparent and Translucent in appearance.