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Zircon
Zircon

Pectolite
Pectolite



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Zircon
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Pectolite

Zircon and Pectolite Optical Properties

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Optical Properties

Luster

Adamantine
Silky

Pleochroism

Weak
-

Dispersion

0.040.01
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.810-2.0241.595-1.645
1 3.25
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Optic Character

-
-

Crystal System

tetragonal
Triclinic

Birefringence

0.047-0.0550.028-0.038
0 0.296
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Clarity

Transparent
Transparent

Zircon and Pectolite Optic Character

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

Similar to their colors, Zircon and Pectolite 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.