Vesuvianite and Chrysocolla Optical Properties

Vesuvianite

Chrysocolla

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1 Optical Properties

1.1 Luster

Vitreous, Resinous

Vitreous, Greasy

1.2 Pleochroism

slight in colored varieties

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Not Available

Opaque

1.5 Refractive Index

1.703-1.7521.460-1.570

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

monoclinic

1.8 Birefringence

0.004-0.0060.023-0.050

0 0.296

1.9 Clarity

Not Available

Gemmological Tables (2004) More from other references

Vesuvianite and Chrysocolla Optic Character

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

Similar to their colors, Vesuvianite and Chrysocolla 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.