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Pearl
Pearl

Lepidocrocite
Lepidocrocite



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Pearl
X
Lepidocrocite

Pearl and Lepidocrocite Optical Properties

Optical Properties

Luster

Pearly
-

Pleochroism

-
Strong; X = colorless to yellow; Y = orange

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

Translucent, Opaque
-

Refractive Index

1.52-1.661.940
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Orthorhombic

Birefringence

0.156-9999
0 0.296
👆🏻

Clarity

Translucent
-

Pearl and Lepidocrocite Optic Character

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

Pearl and Lepidocrocite Transparency

Similar to their colors, Pearl 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, Pearl is Translucent and Opaque while Pearl is Translucent and Opaque in appearance.