Pyrope Garnet and Zinnwaldite Optical Properties

Pyrope Garnet

Zinnwaldite

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Optical Properties

Luster

Vitreous

Pearly, Vitreous

Pleochroism

Distinct

Dispersion

0.030.02

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Refractive Index

1.720-1.7601.565-1.625

1 3.25

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Optic Character

Crystal System

Isometric

monoclinic

Birefringence

-99990.040-0.050

0 0.296

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Clarity

Transparent to translucent

Pyrope Garnet and Zinnwaldite Optic Character

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

Similar to their colors, Pyrope Garnet and Zinnwaldite 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.