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Anorthoclase
Anorthoclase

Ruby
Ruby



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Anorthoclase
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Ruby

Anorthoclase and Ruby Optical Properties

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Optical Properties

Luster

Vitreous, Pearly
Vitreous, Adamantine

Pleochroism

-
Strong: purplish-red

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent, Transparent to opaque

Refractive Index

1.518-1.5341.762-1.778
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic Pinacoidal H-M Symbol (1) Space Group: P1
Trigonal

Birefringence

0.006-0.0080.008
0 0.296
👆🏻

Clarity

Translucent
Transparent

Anorthoclase and Ruby Optic Character

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

Anorthoclase and Ruby Transparency

Similar to their colors, Anorthoclase and Ruby 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, Anorthoclase is Translucent while Anorthoclase is Translucent in appearance.