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Tantalite
Tantalite
☒

Uvarovite Garnet
Uvarovite Garnet
☒



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Tantalite
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Uvarovite Garnet

Tantalite and Uvarovite Garnet Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Resinous
-
0.03
TransparentWalter Schumann
2.190-2.457
-
Orthorhombic
0.083
TransparentWalter Schumann
 
Adamantine
-
0.03
Transparent, Translucent, Transparent to translucent
1.860-1.870
-
Isometric
-9999
Transparent to translucent

Tantalite and Uvarovite Garnet Optic Character

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

Tantalite and Uvarovite Garnet Transparency

Similar to their colors, Tantalite and Uvarovite 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, Tantalite is while Tantalite is in appearance.