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Baddeleyite
Baddeleyite

Zincite
Zincite



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Baddeleyite
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Zincite

Baddeleyite and Zincite Optical Properties

Optical Properties

Luster

Adamantine
Subadamantine, Resinous

Pleochroism

DistinctArthur Thomas
Very weak

Dispersion

0.040.16
0.005 1
👆🏻

Transparency

Transparent
TransparentRobert C. Kammerling

Refractive Index

2.13-2.202.013-2.029
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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

Birefringence

0.070.016
0 0.296
👆🏻

Clarity

Transparent
TransparentRobert C. Kammerling

Baddeleyite and Zincite Optic Character

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

Baddeleyite and Zincite Transparency

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