Lizardite and Rock Crystal Optical Properties

Lizardite

Rock Crystal

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

AbsentWalter Schumann

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

TranslucentAnthony et al, Handbook of mineralogy (2001)

TransparentWalter Schumann, Gemstones of the world (2001) More from other references

1.5 Refractive Index

1.538-1.5601.544-1.553

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.009

0 0.296

1.9 Clarity

TranslucentAnthony et al

TransparentWalter Schumann

Lizardite and Rock Crystal Optic Character

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

Similar to their colors, Lizardite and Rock Crystal 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.