Andesine and Azurite Optical Properties

Andesine

Azurite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

colorless.

Visible shades of blue

1.3 Dispersion

0.70NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Transparent, Translucent

1.5 Refractive Index

1.543-1.5641.720-1.850

1 3.25

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Triclinic

monoclinic

1.8 Birefringence

0.007-0.0110.108

0 0.296

1.9 Clarity

Transparent

Andesine and Azurite Optic Character

Andesine and Azurite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Andesine and Azurite 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 Andesine and Azurite 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. Andesine has Biaxial/+ character.

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Andesine and Azurite Transparency

Similar to their colors, Andesine and Azurite 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, Andesine is Translucent, Transparent and Transparent to translucent while Andesine is Translucent, Transparent and Transparent to translucent in appearance.