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Star Sapphire
Star Sapphire

Pearl
Pearl



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Star Sapphire
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Pearl

Star Sapphire and Pearl Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Pearly
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Translucent, Opaque
1.5 Refractive Index
1.758-1.7801.52-1.66
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.007-0.0100.156
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Star Sapphire and Pearl Optic Character

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

Star Sapphire and Pearl Transparency

Similar to their colors, Star Sapphire and Pearl 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, Star Sapphire is Translucent and Transparent while Star Sapphire is Translucent and Transparent in appearance.