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Star Ruby
Star Ruby

Rosasite
Rosasite



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X
Star Ruby
X
Rosasite

Star Ruby and Rosasite Optical Properties

Optical Properties

Luster

-
Silky, Vitreous

Pleochroism

-
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Transparent, Translucent
-

Refractive Index

1.757-1.7801.672-1.688
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
monoclinic

Birefringence

0.007-0.0100.139-0.143
0 0.296
👆🏻

Clarity

Transparent
-

Star Ruby and Rosasite Optic Character

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

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