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Selenite
Selenite

Andradite Garnet
Andradite Garnet



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Selenite
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Andradite Garnet

Selenite and Andradite Garnet Optical Properties

Optical Properties

Luster

Vitreous
Adamantine

Pleochroism

-
-

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

Transparent
Transparent, Opaque, Transparent to opaque

Refractive Index

-99991.888-1.889
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Isometric

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent to opaque

Selenite and Andradite Garnet Optic Character

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

Selenite and Andradite Garnet Transparency

Similar to their colors, Selenite and Andradite Garnet 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, Selenite is Transparent while Selenite is Transparent in appearance.