Cat s Eye and Chrysoberyl Optical Properties

Cat s Eye

Chrysoberyl

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Not Available

X = red; Y = yellow-orange; Z = emerald-green

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Translucent

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

1.744-1.7551.746-1.763

1 3.25

1.6 Optic Character

Not Available

Biaxial/+

1.7 Crystal System

Orthorhombic

1.8 Birefringence

Not Available0.007-0.013

0 0.296

1.9 Clarity

Translucent

Transparent

Cat s Eye and Chrysoberyl Optic Character

Cat s Eye and Chrysoberyl optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Cat s Eye and Chrysoberyl 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 Cat s Eye and Chrysoberyl 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. Chrysoberyl has Biaxial/+ character.

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Cat s Eye and Chrysoberyl Transparency

Similar to their colors, Cat s Eye and Chrysoberyl 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, Cat s Eye is Translucent while Cat s Eye is Translucent in appearance.