Lizardite and Jet Optical Properties

Lizardite

Jet

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1 Optical Properties

1.1 Luster

Not Available

Waxy

1.2 Pleochroism

Not Available

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

TranslucentAnthony et al, Handbook of mineralogy (2001)

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.538-1.5601.640-1.680

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Amorphous

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

TranslucentAnthony et al

Gemmological Tables (2004) More from other references

Lizardite and Jet Optic Character

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

Similar to their colors, Lizardite and Jet 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.