Cat s Eye and Falcons Eye Optical Properties

Cat s Eye

Falcons Eye

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Translucent

Gemstones of the world (2001)

1.5 Refractive Index

1.744-1.7551.534-1.540

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Translucent

Gemstones of the world (2001)

Cat s Eye and Falcons Eye Optic Character

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

Similar to their colors, Cat s Eye and Falcons Eye 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.