Fancy Diamond and Williamsite Optical Properties

Fancy Diamond

Williamsite

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1 Optical Properties

1.1 Luster

Not Available

Waxy, Silky, Resinous, Greasy

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

2.4 Transparency

Not Available

TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)

2.5 Refractive Index

2.421.530-1.575

1 3.25

2.8 Optic Character

Not Available

2.9 Crystal System

cubic

Not Available

2.10 Birefringence

Not AvailableNot Available

0 0.296

2.14 Clarity

Color grading system

TranslucentHerve Nicolas Lazzarelli

Fancy Diamond and Williamsite Optic Character

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

Compare Blue Gemstones

Fancy Diamond Vs Aqua Aura

Fancy Diamond Vs Tourmaline Bi Color

Fancy Diamond Vs Angelite

Fancy Diamond and Williamsite Transparency

Similar to their colors, Fancy Diamond and Williamsite 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, Fancy Diamond is Not Available while Fancy Diamond is Not Available in appearance.