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Rock Crystal
Rock Crystal

Pollucite
Pollucite



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Rock Crystal
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Pollucite

Rock Crystal and Pollucite Optical Properties

Optical Properties

Luster

-
Vitreous, Greasy

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

TransparentWalter Schumann
Transparent, Translucent

Refractive Index

1.544-1.5531.517-1.525
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Isometric

Birefringence

0.009-9999
0 0.296
👆🏻

Clarity

TransparentWalter Schumann
Transparent

Rock Crystal and Pollucite Optic Character

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

Rock Crystal and Pollucite Transparency

Similar to their colors, Rock Crystal 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, Rock Crystal is TransparentWalter Schumann while Rock Crystal is TransparentWalter Schumann in appearance.