Andesine and Ajoite Optical Properties

Andesine

Ajoite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

colorless.

X: very light bluish green; Y and Z: brilliant bluish green

1.3 Dispersion

0.70NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Not Available

1.5 Refractive Index

1.543-1.5641.550

1 3.25

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Triclinic

1.8 Birefringence

0.007-0.0110.091

0 0.296

1.9 Clarity

Transparent

Not Available

Andesine and Ajoite Optic Character

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

Similar to their colors, Andesine and Ajoite 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.