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Sapphire
Sapphire

Anatase
Anatase



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Sapphire
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Anatase

Sapphire and Anatase Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Adamantine, Vitreous, Adamantine
Adamantine
1.2 Pleochroism
Strong
Weak
1.3 Dispersion
0.020.21
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to opaque
Transparent
1.5 Refractive Index
1.762-1.7882.488-2.562
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
tetragonal
1.8 Birefringence
0.008-0.0090.073
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Sapphire and Anatase Optic Character

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

Sapphire and Anatase Transparency

Similar to their colors, Sapphire and Anatase 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, Sapphire is Translucent, Transparent and Transparent to opaque while Sapphire is Translucent, Transparent and Transparent to opaque in appearance.