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Celestine
Celestine

Taaffeite
Taaffeite



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Celestine
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Celestine and Taaffeite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
Weakly trichroiC
Weak
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
0.02
Rank: 18 (Overall)
Fluorite Optical Properties
1.4 Transparency
Gems
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.619-1.635
1.70-1.73
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Hexagonal
1.8 Birefringence
0.004-0.012
0.055
1.9 Clarity
Gems
Color grading system

Celestine and Taaffeite Optic Character

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

Celestine and Taaffeite Transparency

Similar to their colors, Celestine 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, Celestine is Gems while Celestine is Gems in appearance.