Rhodolite and Yttrium Aluminium Garnet Optical Properties

Rhodolite

Yttrium Aluminium Garnet

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1 Optical Properties

1.1 Luster

Greasy, Vitreous

Not Available

1.2 Pleochroism

None

Not Available

1.3 Dispersion

NoneNA

0.007 1

1.4 Transparency

Gemmological Tables (2004)

1.5 Refractive Index

1.7601.833

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

Not Available

1.8 Birefringence

0.010-0.014Not Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Rhodolite and Yttrium Aluminium Garnet Optic Character

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

Similar to their colors, Rhodolite and Yttrium Aluminium Garnet 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, Rhodolite is Gemmological Tables (2004) while Rhodolite is Gemmological Tables (2004) in appearance.