Pyrope Garnet and Spinel Optical Properties

Pyrope Garnet

Spinel

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Not Available

Absent

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

1.720-1.7601.73

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Transparent to translucent

TransparentUlrich Henn and Claudio C. Milisenda

Pyrope Garnet and Spinel Optic Character

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

Similar to their colors, Pyrope Garnet and Spinel 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.