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Erythrite
Erythrite

Charoite
Charoite



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Erythrite
X
Charoite

Erythrite and Charoite Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Pearly
Pearly, Fibrous, Chatoyant
1.2 Pleochroism
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent
1.5 Refractive Index
1.626-1.6291.545-1.560
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Triclinic
1.8 Birefringence
Not Available0.009
Achroite
0 0.296
1.9 Clarity
Not Available
Translucent

Erythrite and Charoite Optic Character

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

Similar to their colors, Erythrite and Charoite 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 Not Available while Erythrite is Not Available in appearance.