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Vanadinite
Vanadinite

Nuummite
Nuummite



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Vanadinite
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Nuummite

Vanadinite and Nuummite Optical Properties

1 Optical Properties
1.1 Luster
Resinous
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
2.4161.635-1.663
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Not Available
1.8 Birefringence
0.0660.0170-0.230
Achroite
0 0.296
1.9 Clarity
Not Available
Gemmological Tables (2004) More from other references

Vanadinite and Nuummite Optic Character

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

Vanadinite and Nuummite Transparency

Similar to their colors, Vanadinite and Nuummite 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, Vanadinite is Not Available while Vanadinite is Not Available in appearance.