Hessonite Garnet and Williamsite Optical Properties

Hessonite Garnet

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

1.4 Transparency

Not Available

TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)

1.5 Refractive Index

1.72-1.751.530-1.575

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Color grading system

TranslucentHerve Nicolas Lazzarelli

Hessonite Garnet and Williamsite Optic Character

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

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Hessonite Garnet and Williamsite Transparency

Similar to their colors, Hessonite Garnet 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, Hessonite Garnet is Not Available while Hessonite Garnet is Not Available in appearance.