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Pezzottaite
Pezzottaite

Pollucite
Pollucite



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Pezzottaite
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Pollucite

Pezzottaite and Pollucite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Greasy

Pleochroism

Moderate dichroic
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent

Refractive Index

1.598-1.6201.517-1.525
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Isometric

Birefringence

0.008-0.011-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Pezzottaite and Pollucite Optic Character

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

Pezzottaite and Pollucite Transparency

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