Lavrovite and Star Sapphire Optical Properties

Lavrovite

Star Sapphire

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent

1.5 Refractive Index

Not Available1.758-1.780

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.007-0.010

0 0.296

1.9 Clarity

Not Available

Transparent

Lavrovite and Star Sapphire Optic Character

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

Similar to their colors, Lavrovite and Star Sapphire 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, Lavrovite is Not Available while Lavrovite is Not Available in appearance.