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Tanzanite
Tanzanite

Jasper
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Tanzanite and Jasper Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Present
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
0.03
Rank: 14 (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent, Transparent to translucent
Opaque
1.5 Refractive Index
1.685-1.707
1.540
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Trigonal
1.8 Birefringence
0.006-0.018
Not Available
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
OpaqueHerve Nicolas Lazzarelli

Tanzanite and Jasper Optic Character

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

Tanzanite and Jasper Transparency

Similar to their colors, Tanzanite and Jasper 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, Tanzanite is Translucent, Transparent and Transparent to translucent while Tanzanite is Translucent, Transparent and Transparent to translucent in appearance.