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Star Sapphire
Star Sapphire

Chrome-Chalcedony
Chrome-Chalcedony



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Star Sapphire
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Chrome-Chalcedony

Star Sapphire and Chrome-Chalcedony Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Waxy
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Translucent
1.5 Refractive Index
1.758-1.7801.530-1.543
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
0.007-0.0100.003-0.009
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Star Sapphire and Chrome-Chalcedony Optic Character

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

Similar to their colors, Star Sapphire and Chrome-Chalcedony 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.