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Star Sapphire
Star Sapphire

Cavansite
Cavansite



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Star Sapphire
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Cavansite

Star Sapphire and Cavansite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Pearly
1.2 Pleochroism
Not Available
Visible: X=Z= colorless Y= blue
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.2 Transparency
Transparent, Translucent
Not Available
1.3 Refractive Index
1.758-1.7801.542
Agate Opal
1 3.25
1.7 Optic Character
Not Available
Not Available
1.8 Crystal System
Not Available
Orthorhombic
1.9 Birefringence
0.007-0.0100.009
Achroite
0 0.296
1.10 Clarity
Transparent
Not Available

Star Sapphire and Cavansite Optic Character

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

Similar to their colors, Star Sapphire and Cavansite 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.