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Yttrium Aluminium Garnet
Yttrium Aluminium Garnet

Beryllonite
Beryllonite



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Yttrium Aluminium Garnet
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Beryllonite

Yttrium Aluminium Garnet and Beryllonite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Adamantine, Pearly
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.8331.552-1.562
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
monoclinic
1.8 Birefringence
Not Available0.009
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda

Yttrium Aluminium Garnet and Beryllonite Optic Character

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

Yttrium Aluminium Garnet and Beryllonite Transparency

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