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Erythrite
Erythrite

Moldavite
Moldavite



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Erythrite
X
Moldavite

Erythrite and Moldavite Optical Properties

Optical Properties

Luster

Subadamantine, Pearly
Vitreous

Pleochroism

Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red
Absent

Dispersion

0.030.04
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.626-1.6291.48-1.54
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
-

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

-
Transparent

Erythrite and Moldavite Optic Character

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

Erythrite and Moldavite Transparency

Similar to their colors, Erythrite and Moldavite 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, Erythrite is while Erythrite is in appearance.