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Taaffeite
Taaffeite

Andradite Garnet
Andradite Garnet



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Taaffeite
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Andradite Garnet

Taaffeite and Andradite Garnet Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Adamantine
0.1 Pleochroism
Weak
Not Available
1.2 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.6 Transparency
Gemmological Tables (2004) More from other references
Transparent, Opaque, Transparent to opaque
1.7 Refractive Index
1.70-1.731.888-1.889
Agate Opal
1 3.25
1.11 Optic Character
Not Available
Not Available
1.12 Crystal System
Hexagonal
Isometric
1.13 Birefringence
0.055Not Available
Achroite
0 0.296
1.15 Clarity
Color grading system
Transparent to opaque

Taaffeite and Andradite Garnet Optic Character

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

Taaffeite and Andradite Garnet Transparency

Similar to their colors, Taaffeite and Andradite 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, Taaffeite is Gemmological Tables (2004) More from other references while Taaffeite is Gemmological Tables (2004) More from other references in appearance.