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Kyanite
Kyanite

Pectolite
Pectolite



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Kyanite
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Pectolite

Kyanite and Pectolite Optical Properties

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Optical Properties

Luster

Vitreous, Pearly
Silky

Pleochroism

Trichroic
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.71-1.741.595-1.645
1 3.25
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Optic Character

-
-

Crystal System

Triclinic
Triclinic

Birefringence

-99990.028-0.038
0 0.296
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Clarity

-
Transparent

Kyanite and Pectolite Optic Character

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

Kyanite and Pectolite Transparency

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