Diamond and Omphacite Optical Properties

Diamond

Omphacite

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1 Optical Properties

1.1 Luster

Adamantine

Vitreous

1.2 Pleochroism

None

Weak: colorless -- very pale green -- very pale green

1.3 Dispersion

0.04NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to opaque

TranslucentAnthony et al, Handbook of mineralogy (2001)

1.5 Refractive Index

2.417-2.4191.662-1.723

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Transparent

TranslucentAnthony et al

Diamond and Omphacite Optic Character

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

Similar to their colors, Diamond and Omphacite 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, Diamond is Translucent, Transparent and Transparent to opaque while Diamond is Translucent, Transparent and Transparent to opaque in appearance.