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Bastnsite
Bastnsite

Uvarovite Garnet
Uvarovite Garnet



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Bastnsite
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Uvarovite Garnet

Bastnsite and Uvarovite Garnet Optical Properties

Optical Properties

Luster

-
Adamantine

Pleochroism

-
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

1.72-1.821.860-1.870
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Isometric

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

-
Transparent to translucent

Bastnsite and Uvarovite Garnet Optic Character

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

Bastnsite and Uvarovite Garnet Transparency

Similar to their colors, Bastnsite 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, Bastnsite is while Bastnsite is in appearance.