Chrysotile and Williamsite Optical Properties

Chrysotile

Williamsite

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1 Optical Properties

1.1 Luster

Silky

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

1.530-1.5751.530-1.575

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic : clinochrysotile (most common)

Not Available

1.8 Birefringence

0.001Not Available

0 0.296

1.9 Clarity

Not Available

TranslucentHerve Nicolas Lazzarelli

Chrysotile and Williamsite Optic Character

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

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