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Narsarsukite
Narsarsukite

Taaffeite
Taaffeite



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Narsarsukite
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Taaffeite

Narsarsukite and Taaffeite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
Weak; O = colorless to yellow; E = colorless to honey-yellow
Weak
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.610-1.6471.70-1.73
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Hexagonal
1.8 Birefringence
0.0210.055
Achroite
0 0.296
1.9 Clarity
Transparent
Color grading system

Narsarsukite and Taaffeite Optic Character

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

Narsarsukite and Taaffeite Transparency

Similar to their colors, Narsarsukite and Taaffeite 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, Narsarsukite is Translucent and Transparent while Narsarsukite is Translucent and Transparent in appearance.