Home
Gemstones


Baddeleyite and Topaz Optical Properties


Topaz and Baddeleyite Optical Properties


Optical Properties

Luster
Adamantine   
Vitreous   

Pleochroism
DistinctArthur Thomas   
Weak   

Dispersion
Not Available   
0.01   
26

Transparency
Transparent   
Transparent   

Refractive Index
2.13-2.20   
1.606-1.644   

Optic Character
Not Available   
Not Available   

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

Birefringence
0.07   
0.008-0.011   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

Benefits >>
<< Physical Properties

Baddeleyite and Topaz Optic Character

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

Compare Brown Gemstones

Baddeleyite and Topaz Transparency

Similar to their colors, Baddeleyite and Topaz 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.

Brown Gemstones

Brown Gemstones


Compare Brown Gemstones