Kyanite Cyprine and Chrome-Chalcedony Optical Properties

Kyanite Cyprine

Chrome-Chalcedony

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1 Optical Properties

1.1 Luster

Vitreous

Waxy

1.2 Pleochroism

Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli

Not Available

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent

Translucent

1.5 Refractive Index

1.710-1.7351.530-1.543

1 3.25

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

0.012-0.0330.003-0.009

0 0.296

1.9 Clarity

Transparent

Translucent

Kyanite Cyprine and Chrome-Chalcedony Optic Character

Kyanite Cyprine and Chrome-Chalcedony optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Kyanite Cyprine and Chrome-Chalcedony 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 Cyprine and Chrome-Chalcedony 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 Cyprine has Biaxial/+ character.

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Kyanite Cyprine and Chrome-Chalcedony Transparency

Similar to their colors, Kyanite Cyprine and Chrome-Chalcedony 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 Cyprine is Transparent while Kyanite Cyprine is Transparent in appearance.