Lizardite and Obsidian Optical Properties

Lizardite

Obsidian

Add ⊕

1 Optical Properties

1.1 Luster

Not Available

Vitreous

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)

Transparent, Translucent

1.5 Refractive Index

1.538-1.5601.450-1.550

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

Transparent

Lizardite and Obsidian Optic Character

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

Compare Green Gemstones

Lizardite Vs Moonstone

Lizardite Vs Moss Agate

Lizardite Vs Moldavite

Lizardite and Obsidian Transparency

Similar to their colors, Lizardite and Obsidian 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.