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Girasol
Girasol

Nuummite
Nuummite



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Girasol
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Nuummite

Girasol and Nuummite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.37-1.521.635-1.663
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.0170-0.230
Achroite
0 0.296
1.9 Clarity
Transparent
Gemmological Tables (2004) More from other references

Girasol and Nuummite Optic Character

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

Girasol and Nuummite Transparency

Similar to their colors, Girasol 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, Girasol is Transparent while Girasol is Transparent in appearance.