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Zircon
Zircon

Glaucophane
Glaucophane



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Zircon
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Glaucophane

Zircon and Glaucophane Optical Properties

Optical Properties

Luster

Adamantine
Vitreous, Pearly

Pleochroism

Weak
Strong

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.810-2.0241.606-1.637
1 3.25
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Optic Character

-
-

Crystal System

tetragonal
monoclinic

Birefringence

0.047-0.055-9999
0 0.296
👆🏻

Clarity

Transparent
-

Zircon and Glaucophane Optic Character

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

Zircon and Glaucophane Transparency

Similar to their colors, Zircon and Glaucophane 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, Zircon is Transparent while Zircon is Transparent in appearance.