Chrysotile and Sinhalite Optical Properties

Chrysotile

Sinhalite

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1 Optical Properties

1.1 Luster

Silky

Not Available

1.2 Pleochroism

Not Available

Trichroism: green light brown dark brownHerve Nicolas Lazzarelli

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Not Available

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.530-1.5751.665-1.712

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic : clinochrysotile (most common)

Orthorhombic

1.8 Birefringence

0.0010.036-0.042

0 0.296

1.9 Clarity

Not Available

TransparentUlrich Henn and Claudio C. Milisenda

Chrysotile and Sinhalite Optic Character

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

Similar to their colors, Chrysotile and Sinhalite 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.