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Rubellite
Rubellite

Lepidocrocite
Lepidocrocite



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X
Rubellite
X
Lepidocrocite

Rubellite and Lepidocrocite Optical Properties

Optical Properties

Luster

-
-

Pleochroism

Strong: dark red pinkish-redHerve Nicolas Lazzarelli
Strong; X = colorless to yellow; Y = orange

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
-

Refractive Index

1.614-1.6661.940
1 3.25
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Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

0.014-0.040-9999
0 0.296
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Clarity

Transparent
-

Rubellite and Lepidocrocite Optic Character

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

Rubellite and Lepidocrocite Transparency

Similar to their colors, Rubellite and Lepidocrocite 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, Rubellite is Transparent and Translucent while Rubellite is Transparent and Translucent in appearance.