Pyrope Garnet and Cinnabar Optical Properties

Pyrope Garnet

Cinnabar

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1 Optical Properties

1.1 Luster

Vitreous

Adamantine

1.2 Pleochroism

Not Available

NilArthur Thomas

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Translucent

1.5 Refractive Index

1.720-1.7602.905-3.25

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Trigonal

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Transparent to translucent

Translucent

Pyrope Garnet and Cinnabar Optic Character

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

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