Williamsite and Diamond Optical Properties

Williamsite

Diamond

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1 Optical Properties

1.1 Luster

Waxy, Silky, Resinous, Greasy

Adamantine

1.2 Pleochroism

Not Available

None

1.3 Dispersion

NA0.04

0.007 1

1.4 Transparency

TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)

Transparent, Translucent, Transparent to opaque

1.5 Refractive Index

1.530-1.5752.417-2.419

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

cubic

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

TranslucentHerve Nicolas Lazzarelli

Transparent

Williamsite and Diamond Optic Character

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

Similar to their colors, Williamsite 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, Williamsite is TranslucentHerve Nicolas Lazzarelli and Blue Chart Gem Identification (2010) while Williamsite is TranslucentHerve Nicolas Lazzarelli and Blue Chart Gem Identification (2010) in appearance.