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Willemite
Willemite

Baddeleyite
Baddeleyite



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Willemite
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Baddeleyite

Willemite and Baddeleyite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Adamantine

Pleochroism

-
DistinctArthur Thomas

Dispersion

0.170.04
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent

Refractive Index

1.687-1.7232.13-2.20
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c

Birefringence

0.028-0.0300.07
0 0.296
👆🏻

Clarity

Transparent
Transparent

Willemite and Baddeleyite Optic Character

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

Willemite and Baddeleyite Transparency

Similar to their colors, Willemite and Baddeleyite 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, Willemite is Transparent and Translucent while Willemite is Transparent and Translucent in appearance.