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Star Ruby
Star Ruby

Phenakite
Phenakite



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Star Ruby
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Phenakite

Star Ruby and Phenakite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.757-1.7801.650-1.695
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.007-0.0100.016
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Star Ruby and Phenakite Optic Character

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

Similar to their colors, Star Ruby and Phenakite 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 Ruby is Translucent and Transparent while Star Ruby is Translucent and Transparent in appearance.