×

Lepidocrocite
Lepidocrocite

Covellite
Covellite



ADD
Compare
X
Lepidocrocite
X
Covellite

Lepidocrocite and Covellite Optical Properties

Optical Properties

Luster

-
Resinous

Pleochroism

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

Dispersion

0.020.08
0.005 1
👆🏻

Transparency

-
OpaqueAnthony et al

Refractive Index

1.9401.45-2.62
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Hexagonal

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

-
OpaqueAnthony et al

Lepidocrocite and Covellite Optic Character

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

Lepidocrocite and Covellite Transparency

Similar to their colors, Lepidocrocite and Covellite 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, Lepidocrocite is while Lepidocrocite is in appearance.