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Imperial Topaz
Imperial Topaz

Kornerupine
Kornerupine



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Imperial Topaz
X
Kornerupine

Imperial Topaz and Kornerupine Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
X = colorless to green; Y = colorless
1.3 Dispersion
0.010.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.609-1.6431.660-1.685
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.012-0.017
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Imperial Topaz and Kornerupine Optic Character

Imperial Topaz and Kornerupine optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Imperial Topaz and Kornerupine 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 Imperial Topaz and Kornerupine 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.

Imperial Topaz and Kornerupine Transparency

Similar to their colors, Imperial Topaz and Kornerupine 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, Imperial Topaz is Transparent while Imperial Topaz is Transparent in appearance.