Pyrope Garnet and Peridot Optical Properties

Pyrope Garnet

Peridot

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Optical Properties

Luster

Vitreous

Vitreous, Greasy

Pleochroism

Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli

Dispersion

0.030.02

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Transparent

Refractive Index

1.720-1.7601.64-1.69

1 3.25

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Optic Character

Crystal System

Isometric

Orthorhombic

Birefringence

-99990.036

0 0.296

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Clarity

Transparent to translucent

Transparent

Pyrope Garnet and Peridot Optic Character

Pyrope Garnet and Peridot optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pyrope Garnet and Peridot 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 Pyrope Garnet and Peridot 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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Pyrope Garnet and Peridot Transparency

Similar to their colors, Pyrope Garnet and Peridot 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, Pyrope Garnet is Transparent, Translucent and Transparent to translucent while Pyrope Garnet is Transparent, Translucent and Transparent to translucent in appearance.