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Sapphire
Sapphire

Adamite
Adamite



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Sapphire
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Adamite

Sapphire and Adamite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Adamantine, Vitreous, Adamantine
Vitreous
1.2 Pleochroism
Strong
NilArthur Thomas
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to opaque
Transparent
1.5 Refractive Index
1.762-1.7881.708-1.722
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Trigonal
Orthorhombic
1.8 Birefringence
0.008-0.0090.031-0.050
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Sapphire and Adamite Optic Character

Sapphire and Adamite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Sapphire and Adamite 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 Adamite 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. Adamite has Biaxial/+ character.

Sapphire and Adamite Transparency

Similar to their colors, Sapphire and Adamite 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.