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Topaz
Topaz

Xonotlite
Xonotlite



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Topaz
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Xonotlite

Topaz and Xonotlite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Silky
1.2 Pleochroism
Weak
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gems, Sixth Edition (2006)
1.5 Refractive Index
1.606-1.6441.581-1.593
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.008-0.0110.010
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Gems

Topaz and Xonotlite Optic Character

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

Topaz and Xonotlite Transparency

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