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Uvite
Uvite

Tourmaline
Tourmaline



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Uvite
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Tourmaline

Uvite and Tourmaline Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Pale yellow colorlessAnthony et al
typically moderate to strong
1.3 Dispersion
0.020.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent, Transparent to opaque
1.5 Refractive Index
1.614-1.6661.614-1.666
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.014-0.0320.014-0.040
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Uvite and Tourmaline Optic Character

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

Uvite and Tourmaline Transparency

Similar to their colors, Uvite and Tourmaline 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, Uvite is Transparent while Uvite is Transparent in appearance.