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Imperial Topaz
Imperial Topaz

Montebrasite
Montebrasite



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Imperial Topaz
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Montebrasite

Imperial Topaz and Montebrasite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
1.5 Refractive Index
1.609-1.6431.578-1.646
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.020-0.030
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentWalter Schumann

Imperial Topaz and Montebrasite Optic Character

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

Similar to their colors, Imperial Topaz and Montebrasite 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.