Almandine Garnet and Mother of Pearl Optical Properties

Almandine Garnet

Mother of Pearl

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Gemmological Tables (2004)

1.5 Refractive Index

1.780-1.8101.53-1.69

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Not Available

1.8 Birefringence

Not Available0.16

0 0.296

1.9 Clarity

Transparent to translucent

Gemmological Tables (2004)

Almandine Garnet and Mother of Pearl Optic Character

Almandine Garnet and Mother of Pearl optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Almandine Garnet and Mother of Pearl 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 Almandine Garnet and Mother of Pearl 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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Almandine Garnet and Mother of Pearl Transparency

Similar to their colors, Almandine Garnet and Mother of Pearl 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, Almandine Garnet is Translucent, Transparent and Transparent to translucent while Almandine Garnet is Translucent, Transparent and Transparent to translucent in appearance.