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Emerald
Emerald

Vesuvianite Idocrase
Vesuvianite Idocrase



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Vesuvianite Idocrase

Emerald and Vesuvianite Idocrase Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Strong dichroism: yellow green Lazzarelli
Not Available
1.3 Dispersion
Albite Optical ..
0.01
Rank: 26 (Overall)
0.02
Rank: 20 (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent, Transparent to translucent
Transparent
1.5 Refractive Index
1.565-1.602
1.700-1.725
1.6 Optic Character
Not Available
Uniaxial/-
1.7 Crystal System
Hexagonal
Not Available
1.8 Birefringence
0.0040-0.0070
0.002-0.012
1.9 Clarity
Color grading system
Transparent

Emerald and Vesuvianite Idocrase Optic Character

Emerald and Vesuvianite Idocrase optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Emerald and Vesuvianite Idocrase 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 Emerald and Vesuvianite Idocrase 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. Vesuvianite Idocrase has Uniaxial/- character.

Emerald and Vesuvianite Idocrase Transparency

Similar to their colors, Emerald and Vesuvianite Idocrase 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, Emerald is Translucent, Transparent and Transparent to translucent while Emerald is Translucent, Transparent and Transparent to translucent in appearance.