Chrysotile and Catapleiite Optical Properties

Chrysotile

Catapleiite

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1 Optical Properties

1.1 Luster

Silky

Vitreous

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

TransparentUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)

1.5 Refractive Index

1.530-1.5751.590-1.629

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic : clinochrysotile (most common)

Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)

1.8 Birefringence

0.0010.039

0 0.296

1.9 Clarity

Not Available

TransparentUlrich Henn and Claudio C. Milisenda

Chrysotile and Catapleiite Optic Character

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

Similar to their colors, Chrysotile and Catapleiite 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.