Lizardite and Painite Optical Properties

Lizardite

Painite

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

Strong dichroism: yellow-brown red to brown-violet (pinkish samples: nearly colorless pale orangy-pink)Herve Nicolas Lazzarelli

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TranslucentAnthony et al, Handbook of mineralogy (2001)

Gems

1.5 Refractive Index

1.538-1.5601.787-1.816

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.029

0 0.296

1.9 Clarity

TranslucentAnthony et al

Gems

Lizardite and Painite Optic Character

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

Similar to their colors, Lizardite and Painite 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, Lizardite is Handbook of mineralogy (2001) and TranslucentAnthony et al while Lizardite is Handbook of mineralogy (2001) and TranslucentAnthony et al in appearance.