Erythrite and Diamond Optical Properties

Erythrite

Diamond

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1 Optical Properties

1.1 Luster

Subadamantine, Pearly

Adamantine

1.2 Pleochroism

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

None

1.3 Dispersion

NA0.04

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent, Transparent to opaque

1.5 Refractive Index

1.626-1.6292.417-2.419

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

cubic

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Not Available

Transparent

Erythrite and Diamond Optic Character

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

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Erythrite and Diamond Transparency

Similar to their colors, Erythrite and Diamond 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.