Falcons Eye and Allanite Optical Properties

Falcons Eye

Allanite

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NoneNA

0.007 1

1.4 Transparency

Gemstones of the world (2001)

Not Available

1.5 Refractive Index

1.534-1.5401

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.013-0.036

0 0.296

1.9 Clarity

Gemstones of the world (2001)

Not Available

Falcons Eye and Allanite Optic Character

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

Similar to their colors, Falcons Eye and Allanite 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, Falcons Eye is Gemstones of the world (2001) while Falcons Eye is Gemstones of the world (2001) in appearance.