Garnet Mali and Tortoiseshell Optical Properties

Garnet Mali

Tortoiseshell

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Gemmological Tables (2004)

1.5 Refractive Index

1.72-1.751.540-1.560

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Color grading system

OpaqueUlrich Henn and Claudio C. Milisenda

Garnet Mali and Tortoiseshell Optic Character

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

Similar to their colors, Garnet Mali and Tortoiseshell 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, Garnet Mali is Not Available while Garnet Mali is Not Available in appearance.