Vesuvianite and Ajoite Optical Properties

Vesuvianite

Ajoite

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1 Optical Properties

1.1 Luster

Vitreous, Resinous

Vitreous

1.2 Pleochroism

slight in colored varieties

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

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

1.5 Refractive Index

1.703-1.7521.550

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Triclinic

1.8 Birefringence

0.004-0.0060.091

0 0.296

1.9 Clarity

Not Available

Vesuvianite and Ajoite Optic Character

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

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Vesuvianite and Ajoite Transparency

Similar to their colors, Vesuvianite 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, Vesuvianite is Not Available while Vesuvianite is Not Available in appearance.