×

Lepidolite
Lepidolite

Angelite
Angelite



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X
Lepidolite
X
Angelite

Lepidolite and Angelite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Pearly
X = almost colorless; Y = Z = pink
0.01
Transparent
1.525-1.587
-
Triclinic
0.0290-0.0380
Transparent
 
-
-
0.01
-
-9999
-
Orthorhombic
-9999
-

Lepidolite and Angelite Optic Character

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

Lepidolite and Angelite Transparency

Similar to their colors, Lepidolite and Angelite 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, Lepidolite is while Lepidolite is in appearance.