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Vesuvianite Idocrase
Vesuvianite Idocrase

Thulite
Thulite



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Vesuvianite Idocrase
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Thulite

Vesuvianite Idocrase and Thulite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
Present
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.
1.5 Refractive Index
1.700-1.7251.695
Agate Opal
1 3.25
1.6 Optic Character
Uniaxial/-
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.002-0.0120.006-0.018
Achroite
0 0.296
1.9 Clarity
Transparent
OpaqueHerve Nicolas Lazzarelli

Vesuvianite Idocrase and Thulite Optic Character

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

Vesuvianite Idocrase and Thulite Transparency

Similar to their colors, Vesuvianite Idocrase and Thulite 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 Idocrase is Transparent while Vesuvianite Idocrase is Transparent in appearance.