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Taaffeite
Taaffeite

Chiastolite
Chiastolite



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Taaffeite
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Chiastolite

Taaffeite and Chiastolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Weak
Not Available
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Translucent
1.5 Refractive Index
1.70-1.731.627-1.645
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Not Available
1.8 Birefringence
0.0550.007-0.013
Achroite
0 0.296
1.9 Clarity
Color grading system
Translucent

Taaffeite and Chiastolite Optic Character

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

Taaffeite and Chiastolite Transparency

Similar to their colors, Taaffeite and Chiastolite 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, Taaffeite is Gemmological Tables (2004) More from other references while Taaffeite is Gemmological Tables (2004) More from other references in appearance.