Williamsite and Chambersite Optical Properties

Williamsite

Chambersite

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1 Optical Properties

1.1 Luster

Waxy, Silky, Resinous, Greasy

Vitreous

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.530-1.5751.735-1.745

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Orthorhombic

1.8 Birefringence

Not Available0.012

0 0.296

1.9 Clarity

TranslucentHerve Nicolas Lazzarelli

TransparentUlrich Henn and Claudio C. Milisenda

Williamsite and Chambersite Optic Character

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

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