Cat s Eye and Hessonite Garnet Optical Properties

Cat s Eye

Hessonite Garnet

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

Not Available

1.5 Refractive Index

1.744-1.7551.72-1.75

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Isometric

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Translucent

Color grading system

Cat s Eye and Hessonite Garnet Optic Character

Cat s Eye and Hessonite Garnet optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Cat s Eye and Hessonite Garnet 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 Hessonite Garnet 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.

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Cat s Eye and Hessonite Garnet Transparency

Similar to their colors, Cat s Eye and Hessonite Garnet 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.