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Taaffeite
Taaffeite

Celestine
Celestine



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Taaffeite
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Celestine

Taaffeite and Celestine Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
Weak
Weakly trichroiC
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Gems
1.5 Refractive Index
1.70-1.731.619-1.635
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Orthorhombic
1.8 Birefringence
0.0550.004-0.012
Achroite
0 0.296
1.9 Clarity
Color grading system
Gems

Taaffeite and Celestine Optic Character

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

Similar to their colors, Taaffeite and Celestine 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.