Mottramite and Lizardite Optical Properties

Mottramite

Lizardite

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1 Optical Properties

1.1 Luster

Greasy

Not Available

1.2 Pleochroism

Visible X=Y= canary yellow to greenish yellow

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

TranslucentAnthony et al, Handbook of mineralogy (2001)

1.5 Refractive Index

2.1701.538-1.560

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Not Available

1.8 Birefringence

0.150Not Available

0 0.296

1.9 Clarity

Not Available

TranslucentAnthony et al

Mottramite and Lizardite Optic Character

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

Similar to their colors, Mottramite and Lizardite 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, Mottramite is Not Available while Mottramite is Not Available in appearance.