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Zincite
Zincite

Yttrium Aluminium Garnet
Yttrium Aluminium Garnet



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Zincite
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Yttrium Aluminium Garnet

Zincite and Yttrium Aluminium Garnet Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Resinous
Not Available
1.2 Pleochroism
Very weak
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentRobert C. Kammerling, The Journal of Gemmology (1995) More from other references
Gemmological Tables (2004)
1.5 Refractive Index
2.013-2.0291.833
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Not Available
1.8 Birefringence
0.016Not Available
Achroite
0 0.296
1.9 Clarity
TransparentRobert C. Kammerling
TransparentUlrich Henn and Claudio C. Milisenda

Zincite and Yttrium Aluminium Garnet Optic Character

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

Zincite and Yttrium Aluminium Garnet Transparency

Similar to their colors, Zincite 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, Zincite is The Journal of Gemmology (1995) More from other references and TransparentRobert C. Kammerling while Zincite is The Journal of Gemmology (1995) More from other references and TransparentRobert C. Kammerling in appearance.