Vesuvianite and Moss Agate Optical Properties

Vesuvianite

Moss Agate

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1 Optical Properties

1.1 Luster

Vitreous, Resinous

Not Available

1.2 Pleochroism

slight in colored varieties

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Not Available

TranslucentWalter Schumann, Gemstones of the world (2001)

1.5 Refractive Index

1.703-1.7521.530-1.540

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Not Available

1.8 Birefringence

0.004-0.0060.004

0 0.296

1.9 Clarity

Not Available

TranslucentWalter Schumann

Vesuvianite and Moss Agate Optic Character

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

Similar to their colors, Vesuvianite and Moss Agate 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.