Vesuvianite and Faustite Optical Properties

Vesuvianite

Faustite

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1 Optical Properties

1.1 Luster

Vitreous, Resinous

Waxy

1.2 Pleochroism

slight in colored varieties

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Translucent

1.5 Refractive Index

1.703-1.7521.612

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1

1.8 Birefringence

0.004-0.006Not Available

0 0.296

1.9 Clarity

Not Available

Translucent

Vesuvianite and Faustite Optic Character

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

Similar to their colors, Vesuvianite and Faustite 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.