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Star Sapphire
Star Sapphire

Pyrite
Pyrite



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Star Sapphire
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Pyrite

Star Sapphire and Pyrite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references
1.5 Refractive Index
1.758-1.780Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Isometric
1.8 Birefringence
0.007-0.010Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
OpaqueHerve Nicolas Lazzarelli

Star Sapphire and Pyrite Optic Character

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

Similar to their colors, Star Sapphire and Pyrite 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.