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Cavansite
Cavansite

Ruby
Ruby



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Cavansite
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Ruby

Cavansite and Ruby Optical Properties

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Optical Properties

Luster

Vitreous, Pearly
Vitreous, Adamantine

Pleochroism

Visible: X=Z= colorless Y= blue
Strong: purplish-red

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to opaque

Refractive Index

1.5421.762-1.778
1 3.25
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Optic Character

-
-

Crystal System

Orthorhombic
Trigonal

Birefringence

0.0090.008
0 0.296
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Clarity

-
Transparent

Cavansite and Ruby Optic Character

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

Cavansite and Ruby Transparency

Similar to their colors, Cavansite 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, Cavansite is while Cavansite is in appearance.